2010 Toyota Prius
Media Preview
Yountville, California
February 2009
I. TOYOTA PRIUS HISTORY
5
A. 1997 - Prius goes on sale in Japan....................................................................................................... 5
B. 2000 - Prius is launched in the U.S market as a 2001 model year....................................................... 5
C. 2004 - All-new, second-generation Prius is introduced ........................................................................ 6
D. Prius achievements............................................................................................................................... 7
E. Lifecycle updates .................................................................................................................................. 7
II. 2010 TOYOTA PRIUS
7
A. Hybrid pioneer to hybrid icon ................................................................................................................ 7
B. Core selling points................................................................................................................................. 7
C. Launch Date.......................................................................................................................................... 7
D. Grade strategy ...................................................................................................................................... 8
E. Available Packages............................................................................................................................... 9
III. INNOVATIVE AND FUNCTIONAL EXTERIOR
10
A. High quality and sophisticated ............................................................................................................ 10
B. Aerodynamic features ......................................................................................................................... 11
C. Exterior dimensions ............................................................................................................................ 11
D. Interior room........................................................................................................................................ 12
E. Dimensions (Front//Rear, inches) ....................................................................................................... 12
F. Cargo Volume ..................................................................................................................................... 12
G. Exterior Colors .................................................................................................................................... 12
IV. SOPHISTICATED AND ROOMY INTERIOR
13
A. Unique and distinctive ......................................................................................................................... 13
B. Color and trim...................................................................................................................................... 13
C. Seating................................................................................................................................................ 14
V. HYBRID SYNERGY DRIVE
15
A. Improved hybrid system ...................................................................................................................... 15
B. 2ZR-FXE 1.8-liter DOHC 16-valve VVT-i............................................................................................ 16
C. Hybrid Transaxle................................................................................................................................. 17
D. Hybrid Battery Pack ............................................................................................................................ 18
E. Power Control Unit (Inverter) .............................................................................................................. 19
F. Fuel Tank ............................................................................................................................................ 19
VI. ADVANCED DISPLAYS AND CONTROLS
19
A. Combination meter.............................................................................................................................. 19
B. Driving Modes ..................................................................................................................................... 21
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VII. SUSPENSION
22
A. New Prius adopts Toyota MC platform ............................................................................................... 22
B. Front Suspension ................................................................................................................................ 22
C. Rear Suspension ................................................................................................................................ 22
D. Low rolling-resistance tires ................................................................................................................. 22
VIII. BRAKES
23
A. New, larger front and rear discs.......................................................................................................... 23
B. Regenerative braking .......................................................................................................................... 23
C. Electronically Controlled Braking (ECB) ............................................................................................. 24
D. Hill-start Assist Control (HAC) ............................................................................................................ 24
IX. STEERING
25
A. Column-Type Electric Power Steering (EPS) ..................................................................................... 25
B. New manual Tilt and Telescopic Steering Column ............................................................................. 25
C. NVH performance improved over current model ................................................................................ 26
D. Ecological plastics............................................................................................................................... 26
X. COMFORT AND CONVENIENCE
28
A. Automatic climate control with pollen filter mode and Plasmacluster generator ................................ 28
B. Smart Key System .............................................................................................................................. 30
C. Steering wheel controls ...................................................................................................................... 30
D. Touch Tracer Display.......................................................................................................................... 30
E. Audio Systems .................................................................................................................................... 31
F. Voice-activated DVD Navigation System ............................................................................................ 32
G. Bluetooth® hands free telephone........................................................................................................ 33
H. Bluetooth™ audio streaming .............................................................................................................. 34
I. Safety Connect™ ................................................................................................................................. 35
J. Storage ................................................................................................................................................ 36
XI. ADVANCED TECHNOLOGY FEATURES
37
A. Dynamic Radar Cruise Control ........................................................................................................... 37
B. Lane Keep Assist ................................................................................................................................ 38
C. Intelligent Parking Assist..................................................................................................................... 40
XII. PASSIVE SAFETY
41
A. Comprehensive Advanced Airbag System ......................................................................................... 41
B. Occupant Classification System ......................................................................................................... 41
C. Active Headrests................................................................................................................................. 42
D. Tire Pressure Monitor System (TPMS)............................................................................................... 42
XIII. ACTIVE SAFETY
43
A. Brake Control Systems ....................................................................................................................... 43
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B. Enhanced Vehicle Stability Control (VSC).......................................................................................... 44
C. VSC Cooperative Control ................................................................................................................... 44
D. Pre-collision system ............................................................................................................................ 45
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2010 PRIUS PRODUCT INTRODUCTION
I. TOYOTA PRIUS HISTORY
A. 1997 - Prius goes on sale in Japan
1. World's first mass-produced gas/electric hybrid vehicle
2. Embodiment of Toyota’s environmental initiatives
1998001_2001_Prius
B. 2000 - Prius is launched in the U.S market as a 2001
model year
1. Prius went on sale in the U.S. in August, 2000 with an
MSRP of $19,995
2. 70 hp (52 kw) engine plus 274 volt battery
01_Prius.jpg
3. EPA label fuel economy rating of 52 miles per gallon city
and 45 highway (pre-2007 formula)
4. SULEV (super ultra low emission vehicle) certification
a. About 75 percent cleaner than ULEV and nearly 90
percent cleaner than LEV for smog forming exhaust
gases
5. Recognition
a. 2001 - Society of Automotive Engineers named it "Best
Engineered Car of 2001"
b. 2001 - Ward's Auto World magazine named the Prius
gas/electric hybrid system one of the "10 Best Engines
for 2001"
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2010 PRIUS PRODUCT INTRODUCTION
C. 2004 - All-new, second-generation Prius is introduced
1. Significantly more power and performance
2. Best-in-class fuel economy
3. Best-in-market emissions performance
06_09_Prius
4. First Toyota product to employ Hybrid Synergy Drive
5. On sale in October, 2003 with an MSRP of $19,995
6. 110 hp (system net)
7. EPA label fuel economy rating of 48 miles per gallon city
and 45 highway (post-2007 EPA formula)
8. Recognition and Awards
recognition
a. Motor Trend Magazine "Car of the Year"
b. "North American Car of the Year"
c. "10 Best Cars," Car and Driver Magazine
d. "Ten Best Engines," Ward's Auto World
e. "Design of the Year," Automobile Magazine
f. Best Engineered Vehicle for 2004, Automotive
Engineering International
g. Awarded a Gold in the 2004 Industrial Design
Excellence Awards
h. "Most Significant Vehicle of the Year for 2004,"
Consumer Reports
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2010 PRIUS PRODUCT INTRODUCTION
D. Prius achievements
1. Prius nameplate has over 2000 patent applications filed
across the world
2. More Prius sold than any other hybrid model
3. Best Selling hybrid in the world
4. 2008 Prius: Highest EPA rated combined fuel economy of
any vehicle
5. 2008 Prius: 70% fewer smog-forming emissions than the
average new vehicle
6. Americas most fuel-efficient car (EPA, 2008)
7. IntelliChoice, Inc. 2008
a. Best overall value of the year
b. An excellent value
c. Highest retained value
d. Lowest fuel costs
e. Lowest operating costs
f. Lowest ownership costs
E. Lifecycle updates
1. 2005 - Minor changes to standard equipment
a. Number of option packages reduced to 6 from 9
b. Rear wiper made standard
09_Prius_Touring_01
2. 2007 - Touring Edition is introduced
3. 2008 - Standard Package replaces the Base Package
II. 2010 TOYOTA PRIUS
A. Hybrid pioneer to hybrid icon
B. Core selling points
1. Hybrid performance
01 10 Prius
2. Innovative styling
3. Cutting-edge equipment and advanced features
4. Enhanced basic vehicle performance
C. Launch Date
1. May, 2009
2. Assembly at Tsutsumi Plant, Toyota City and Toyota Auto
Body, Aichi, Japan
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2010 PRIUS PRODUCT INTRODUCTION
D. Grade strategy
1. Single grade with four equipment levels
2. Focus is on Prius name
3. Simplicity – Reduce Complexity & Confusion
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4. Easy Identification for Customers
a. Prius II – standard model
b. Prius III – Adds JBL® AM/FM/CD changer with
integrated satellite radio, hands-free phone capability
via Bluetooth® wireless technology and eight speakers
c. Prius IV – adds leather-trimmed interior; heated front
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seats with driver’s power lumbar support; step lamp;
water repellant glass; upgraded front and center pillar
trim; plasma cluster; auto dimming mirror and
HomeLink®; three-door Smart Key system
d. Prius V – adds 17-inch alloy wheels; LED headlamps
and foglamps
30 10 Prius.jpg
prius_004a
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2010 PRIUS PRODUCT INTRODUCTION
E. Available Packages
1. Navigation Package – Voice-activated touch-screen DVD
navigation system with XM NavTraffic® and Bluetooth®
music streaming, backup camera and Safety Connect
(available in model 1225, 1227 and1229)
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2. Solar Roof Package – Solar Powered Ventilation System,
Remote Air-Conditioning System, and Navigation Package
equipment (available in model 1225 and 1227)
3. Advanced Technology Package – Pre-Collision System
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(seatbelt pre-tensioner and brake assist), Dynamic Radar
Cruise Control, Lane Keep Assist (LKA), Intelligent Park
Assist and Navigation Package equipment (IPA) (available
in model 1229)
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2010 PRIUS PRODUCT INTRODUCTION
III. INNOVATIVE AND FUNCTIONAL EXTERIOR
A. High quality and sophisticated
1. Triangular silhouette evolved to enhance the sense of
dynamism and achieve cabin comfort
1_USPG_0037
2. Apex of the roof shifted rearward for more rear seat head
clearance
3. Front pillar brought forward and slanted further to connect
to the headlamps in one fluid motion, creating a
distinctively advanced proportion
4. Rear maintains the iconic vertical rear combination lamp
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and back door window configuration of the current model
5. Rear bumper Aero Corners mirror the front to enhance
aerodynamic performance and to give the rear view a
clean-cut, advanced image
6. Unique headlight design with blue tinted lens
a. Available LED headlamps reduce power consumption
prius_004a
for improved fuel economy
1) Power consumption is 17% less than comparable HID
low beam
b. Standard halogen headlamps
7. Rear lamps now include LED taillamps in addition to brake
lamp
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a. Power consumption reduced 14.4 watts (88%) vs.
previous model
8. Available fog lamps
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2010 PRIUS PRODUCT INTRODUCTION
B. Aerodynamic features
1. Coefficient of Drag (Cd) of 0.25
a. One of the lowest in the world for a mass-produced
vehicle
2. Upper grille opening minimized to help the air flow
smoothly over the upper half of the body
1_USPG_0062.jpg
3. Lower area below the bumper emphasized
a. Aero Corners – clean-cut bumper edges accentuated by
flat wheel flare surfaces that improve air flow around the
wheelhouse
b. Enlarged grille opening to reduce air flow resistance as
1_USPG_005.jpg
well as for cooling efficiency
4. Exterior and underfloor Cd reduced
a. Reduced turbulence at A-pillar, rocker and front bumper
1) A-pillar design
2) Aero Squares
b. Controlled flow balance at rear body
1) Aero Squares
2) Tuned rocker molding
3) Rear spoiler height
c. Extensive underbody covers
d. Reduced turbulence at front wheel
1) Wheel design
C. Exterior dimensions
1. WB: 106.3 inches (+0) / 2700 mm (+0)
2. OAL: 175.6 inches (+ 0.60) / 4460 mm (+15)
3. OAW: 68.7 inches (+0.79) / 1745 mm (+20)
011_wo_people
4. OAH: 58.7 inches (+0) / 1490 mm (+0)
5. Track
a. Front
1) With 15 inch wheels: 60.0 inches / 1525 mm
2) With 17 inch wheels: 59.6 inches / 1520 mm
008_wo_people
b. Rear
1) With 15 inch wheels: 59.8 inches / 1515 mm
2) With 17 inch wheels: 59.4 inches / 1510 mm
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2010 PRIUS PRODUCT INTRODUCTION
D. Interior room
1. Interior volume has been increased resulting in greater
rear seat room and comfort
a. Front seat back is 1.38 inches (30 mm) thinner than the
011_w_people
current model
b. Rear seat knee space increased by 0.79 inches (20
mm)
1) despite reducing the couple distance by 0.60 inches
(15 mm)
008_w_people
2. EPA passenger volume: 93.7 cubic feet
E. Interior Dimensions (Front//Rear, inches)
1. Head room: 38.3/37.6 (-0.3/+0.3)
2. Shoulder room: 56.1/53.1 (+5.1/+1.5)
3. Hip room: 52.7/51.2 (+1.7/-0.4)
4. Leg room: 42.5/36.0 (+0.6/-2.6)
078
F. Cargo Volume
1. Rear seats up/down: 21.4 cubic feet /39.6 cubic feet
2. Under floor: 1.98 cubic feet (+.5 cu. Ft.)
3. Under tonneau cover: 10.24 cubic feet (+.5 cu. Ft.)
prius iii_107
G. Exterior Colors
1. NEW - Blizzard Pearl (070)
2. Classic Silver Metallic (1F7)
3. Black (202)
1_USPG_0067_v2
4. Barcelona Red Metallic (3R3)
5. NEW - Sandy Beach Metallic (4T8)
6. NEW - Blue Ribbon Metallic (8T5)
7. NEW - Winter Gray Metallic (8V1)
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2010 PRIUS PRODUCT INTRODUCTION
IV. SOPHISTICATED AND ROOMY INTERIOR
A. Unique and distinctive
1. Instrument panel, steering wheel and trim feature sleek
lines for distinctive styling
038.jpg
2. Upper instrument panel graining and seat inserts feature a
leaf vein pattern forming a distinctive motif
B. Color and trim
1. Interior Colors
prius iii_242.jpg
a. Dark Gray
b. Bisque
c. Misty Gray
2. Interior Trim
a. Standard fabric
b. Available leather
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1_USPG_0210.jpg
1_USPG_0112.jpg
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2010 PRIUS PRODUCT INTRODUCTION
C. Seating
1. New front seat features a next-generation seat frame
a. Improved comfort
1) Redesigned shape supports better to reduce fatigue
and enhanced holding
prius iii_294
b. Greater adjustability
1) Increase seat slide travel
2) Driver’s manual seat height adjustment
3) Driver’s power lumbar support included with available
leather trim
c. Active head restraint
prius iii_285.jpg
2. Split/folding rear seat
a. 60/40 split
b. Folding armrest
c. FMVSS 202a compatible headrests standard
1) Fold down for improved visibility
prius iii_302.jpg
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2010 PRIUS PRODUCT INTRODUCTION
V. HYBRID SYNERGY DRIVE
A. Improved hybrid system
1. More than 90% newly developed
a. New 1.8-liter engine
1) Larger displacement
a) Up from 1.5-liters
1_USPG_0207.jpg
2) Greater torque provides good performance at low
RPM for improved fuel economy
b. New transaxle
1) The transaxle is lighter in weight and reduces torque
losses by as much as 20 percent compared to the
previous model
2) New MG1 (motor generator 1)
a) More compact
3) New MG2 (motor generator 2)
a) More compact
b) Operating voltage increased from 500V to 650V
4) New chain drive replaced by gear drive with reduction
gear
a) Allows for motor RPM increase from 6,400 rpm to
13,500 rpm
5) Taken together, the inverter, motor and transaxle are
smaller, and 20 percent lighter
c. Improved Power Control Unit
1) More efficient
2) More compact design
a) Direct transistor cooling
b) Smaller IGBT transistors
d. Improved Ni-MH high-voltage battery
1) Increased output
2) More compact battery pack
a) Allows for increased cargo volume
2. Total Output with hybrid system – 134 hp
3. 2010 EPA Fuel economy ratings
a. City: 50
b. Hwy: 49
c. Comb: 50
4. Emissions
a. California: SULEV (with AT-PZEV)
b. Federal: Tier 2 Bin 3
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2010 PRIUS PRODUCT INTRODUCTION
B. 2ZR-FXE 1.8-liter DOHC 16-valve VVT-i
1. Horsepower and Torque
A. 98 horsepower (73 kw) @ 5,200 rpm
B. 105 ft.-lb. (142 N-m) @ 4,000 rpm
1_USPG_0048.jpg
2. Main features
A. Atkinson combustion cycle
B. Electronic Throttle Control System with intelligence
(ETCS-i)
3. New features
1_USPG_0251.jpg
1_USPG_0024.jpg
a. Accessory drive belts eliminated
1) Electrically driven air conditioning compressor and
water pump reduce mechanical losses
2) Electrically driven water pump allows coolant flow rate
to be controlled with greater precision based on
vehicle conditions for better fuel efficiency
3) Cabin heating and air conditioning can continue
operating with the engine stopped
b. Exhaust Heat Recirculation used to heat engine coolant
1) Reduces time for coolant to reach operating
temperature
a) Shortens time until gas engine can stop
2) Improves heater performance
a) Reduces time to warm air by 1 minute
c. Cool Exhaust Gas Recirculation
1) Adoption of a Cool-EGR System reduced cooling loss
and pumping loss
2) With lower exhaust heat, heat efficiency was
enhanced, and consequently, fuel efficiency was
enhanced as well
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2010 PRIUS PRODUCT INTRODUCTION
C. Hybrid Transaxle
1. All new transaxle
1_USPG_0026.jpg
a. More compact
b. Quieter
c. Gear-drive replaces chain drive
d. Adopts planetary reduction gear (as on Highlander and
Camry)
2. Transaxle components
1_USPG_0027.jpg
a. MG1
1) Air-cooled permanent magnet
2) 56 horsepower (42 kW)
b. MG2
1_USPG_0028.jpg
1) Air-cooled permanent magnet
2) 80 horsepower (60 kW)
a) Increased from 67 horsepower (50 kW)
3) 153 lb.-ft. (207 N-m)
a) Previously 295 lb.-ft. (400 N-m)
4) 13,500 rpm maximum
a) Increased from 6,400 rpm maximum
1_USPG_0029.jpg
c. Multifunction gear
1) Combines Power Split Planetary Gear Set Ring with
Speed Reduction Planetary Gear Set Ring
a) Incorporates parking gear and counter drive gear
b) Differential ratio is 3.267
1_USPG_0030.jpg
2) Power split planetary gear set
a) Two sets of planetary gears
b) No clutches, bands, valves, hydraulics
c) Sun gear connected to MG1 (acts as the
generator)
d) Planet carrier connected directly to engine
e) Ring gear connected to counter gear
3) Speed reduction planetary gear set
a) Sun gear connected to MG2 (acts as the motor)
b) Carrier grounded
c) Ring gear connected to counter gear
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2010 PRIUS PRODUCT INTRODUCTION
D. Hybrid Battery Pack
1. Improved Ni-MH High-voltage battery
a. DC 201.6V
1_USPG_0050.jpg
1) Boosted to DC 650V maximum before converted to
alternating current
b. Improved efficiency
c. More effective charge and discharge
2. Battery module assembly
1_USPG_0069.jpg
a. 28 Ni-MH (Nickel-Metal Hydride) modules
b. Each module is 9.6 volts DC (1.2 volts X 6 cells)
c. Pack peak output is 27kW (28 hp)
3. Compact battery provides increased cargo volume and
cabin comfort
a. Battery module and main relay were repositioned
1) Includes battery, battery ECU, System Main Relays
and service plug
b. Number of fasteners reduced to eliminate dead space in
the battery pack
4. Cooling blower and control
a. Cooling air velocity and volume increased for increased
cooling efficiency
1) Improved overall battery efficiency and fuel economy
b. Smaller cool air intake
5. Hybrid battery warranted for 10 years/150,000 miles
6. At end of life, every part of the battery, from the precious
metals to the plastic, plates, steel case and the wiring, are
recycled or processed for disposal
a. High nickel prices are ensuring that used batteries get
recycled
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2010 PRIUS PRODUCT INTRODUCTION
E. Power Control Unit (Inverter)
1. New inverter design
101 10 Prius
a. More compact
b. Direct cooling of IGBT transistors
c. Reduced energy losses
2. Converts high-voltage DC to AC
a. Converts DC to 3-phase AC to drive MG1 and MG2
b. Controlled by hybrid ECU
c. Boost converter raises 201.6 volts DC up to 650 volts
PriusParts_046
DC
d. DC/DC converter transforms 201.6 volts DC to 12 volts
DC for auxiliary items and to charge the auxiliary battery
e. MG ECU is packaged within inverter assembly
F. Fuel Tank
1. Low evaporative emission resin tank
DSC01659.JPG
a. No bladder
b. Complies with zero evaporation regulations
c. Carbon capture canister for AT-PZEV compliance
d. 11.9-gallon capacity
VI. ADVANCED DISPLAYS AND CONTROLS
1_USPG_0099.jpg
A. Combination meter
1. Reflective virtual image reduces eye refocusing
a. Display focus set at 3.45 feet
2. Driver information area
a. Telltale indicators (EV Mode, seatbelt, master warning
indicator and READY light)
b. Fuel gauge
c. Speedometer
d. Instantaneous fuel consumption
e. Shift position indicator
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2010 PRIUS PRODUCT INTRODUCTION
3. Multi-information Display
1_USPG_0099.jpg
a. 5-inch wide Fully Integrated-Vacuum Fluorescent
Display (VI-FD)
b. Displays information that helps the driver maximize fuel
economy and develop efficient driving habits
1_USPG_0196.jpg
1_USPG_0055.jpg
1_USPG_0203.jpg
1) Energy monitor
a) displays energy flow and battery charge in real
time to support understanding of HV system
2) Hybrid system indicator
a) Encourage smooth acceleration and braking for
optimum fuel economy
b) Provides feedback on how driving style affects
fuel efficiency
c) Encourages drivers to review fuel economy record
1_USPG_0200.jpg
3) Fuel consumption (1 min. and 5 min. increments)
4) Past fuel consumption record
a) Displays best record of all previous trips
5) Trip information
a) Odometer
b) Trip odometer (A/B)
prius iii_178.jpg
1_USPG_0099.jpg
c) Cruising range (range to empty)
6) User customizable settings
a) Eco Indicator – On/Off
b) Steering Switch (Touch Tracer Display) – On/Off
c) Clock – 12 or 24 hour format
d) Language selection – English, French, Spanish
e) Multi-display screen – On/Off
7) Caution message display
8) Also displays Radar Cruise, Pre-Collision, and Lane
Keep Assist control conditions
c. Press “DISP” switch on steering wheel to change
information being displayed
d. Display is independent of navigation multi-display
1) Information can be viewed while navigation system is
running
4. Warnings and indicators area
a. Vehicle system indicators and warning lights
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2010 PRIUS PRODUCT INTRODUCTION
B. Driving Modes
1. Eco Mode
a. Maximizes fuel savings across all driving conditions
b. Modifies or smoothes out the electronic throttle control
program to reduce throttle response
prius iii_225.jpg
1) Reduces throttle opening up to a max of 11.6%
c. Modifies air conditioning operation
d. Also improves acceleration performance in low-traction
conditions like ice and snow as the reduced output
helps to minimize wheel slippage
e. EPA label calculations do not include Eco Mode and so
does not affect label mpg
2. EV Mode
a. Helps keep the vehicle in electric-only mode longer at
low speeds
prius iii_225.jpg
1) Allows driver to operate the vehicle in a quiet mode
2) Gives driver greater control over hybrid system
operation
b. In EV Mode HV ECU operates the vehicle using only
MG2 if required conditions are satisfied
1) Under certain operating conditions the vehicle can go
approximately 25 mph for up to about ½ mile
(possibly longer depending on vehicle and battery
conditions)
2) If conditions are met, push the EV button and the
mode will be enabled
a) The SOC (state of charge) level display on the
energy monitor must be four bars or more to
operate EV mode
c. Driver operation from start up:
1) Press Power button with foot on brake to start
vehicles then press the EV button
2) Confirm conditions of defroster (OFF) and hybrid
battery charge level display is 4 or more
3) Indicator light in dash above the fuel gauge notifies
driver when the EV drive mode is selected
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2010 PRIUS PRODUCT INTRODUCTION
3. Power Mode
a. Increases throttle response
b. Power management control ECU (HV CPU) optimizes
acceleration performance by increasing throttle
response in the middle range more than normal
prius iii_225.jpg
Power_Performance_Driveability_
Chart
Passing Acceleration Test
VII. SUSPENSION
A. New Prius adopts Toyota MC platform
1. Improved body rigidity
1_USPG_0073.png
1_USPG_0074.png
a. Improved suspension performance
b. Increased roll torsional rigidity
2. Wider
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a. increased wheel track
B. Front Suspension
1. MacPherson strut with L-shaped lower arms
2. Aluminum knuckle and stabilizer link
3. Hollow aluminum stabilizer used for reduced weight
C. Rear Suspension
1. Torsion beam
D. Low rolling-resistance tires
1. new tires developed with a high dimension of balance
between low rolling resistance, low noise, and sufficient
road grip
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2010 PRIUS PRODUCT INTRODUCTION
VIII. BRAKES
A. New, larger front and rear discs
1. Front Brakes: 10.09-inch x 0.98-inch (255 mm x 25 mm)
ventilated rotor
USPG PPT slide 69
2. Rear Brakes: 10.2-inch x 0.35-inch (259 mm x 9 mm) solid
rotor
3. Aluminum calipers and cylinder for reduced weight
a. Resin piston
B. Regenerative braking
1. Braking force supplied by the motor (regenerative braking)
is balanced with force supplied by the hydraulic system
2. Driver’s brake demand is distributed between friction brake
and the regenerative brake function by the Electronically
Controlled Brake system
a. Biased towards regenerative braking to maximize
energy recovery
b. Regenerative brake force is determined by vehicle
speed and the battery state of charge
c. State of charge determines the energy receiving ability
of the battery.
3. Fuel economy is enhanced through energy recovery
4. Life of brake components extended through reduced use
and wear
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2010 PRIUS PRODUCT INTRODUCTION
C. Electronically Controlled Braking (ECB)
1. Brake-by-wire system
2. Friction brake and regenerative braking control are
integrated by Electronic Brake Control
3. Improved over current Prius system
a. All system modules are integrated
1) master cylinder
2) sensor
3) linear solenoid
4) ECU
b. A hydraulic booster replaces the capacitor system as a
mechanical back-up in case of a failure of the
regenerative braking system
1) Saves electric power and increases reliability
c. Weight is reduced by 18%
d. Volume is decreased by 31%
e. Electric current consumption is reduced by 18% to 29%
1) Contributes to improved fuel consumption
D. Hill-start Assist Control (HAC)
1. Prevents vehicle from rolling backwards
2. Holds vehicle for approximately 2-3 sec.
3. Driver must depress the brake pedal with sufficient force
and wait for a “beep” – which indicates system is
operating
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2010 PRIUS PRODUCT INTRODUCTION
IX. STEERING
A. Column-Type Electric Power Steering (EPS)
1. Carryover with improvements
v100236_column_only
a. New control logic
b. High rigidity type intermediate shaft
c. High gear ratio and rigid mounting steering gear
2. Rack and pinion design for precise handling
3. Electric motor power assist
a. Ease of service – no pump, hoses, belts and p/s fluid
b. The assist motor is mounted on the steering column –
assist is calculated by the EPS ECU, and is vehicle
speed sensing
c. Electric motor only provides assist when needed –
reducing power consumption
d. Torque sensor assembly detects torque applied by
driver to a torsion bar, sends signal to EPS ECU
e. ECU receives signal from ECU for engine speed, Skid
Control ECU for vehicle speed – calculates amount of
steering assist and operates the assist motor with the
appropriate current
4. Integrated with enhanced VSC system to provide greater
control under acceleration, braking, and cornering
B. New manual Tilt and Telescopic Steering Column
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2010 PRIUS PRODUCT INTRODUCTION
C. NVH performance improved over current model
1. Interior quietness improved
a. Engine compartment insulation
1) Hood and dash silencers, engine undercover
Noise_Vibration_0009
b. Interior booming noise levels have decreased
1) New materials absorb sound instead of insulate
against it
a) Dash inner silencer
b) Tunnel silencer
Noise_Vibration_0008
c) Carpeting
2) Instrument panel sound paths insulated
a) Lightweight, high-performance absorption material
b) Increased insulation, yet reduced weight
3) Thickness of sound absorbing coatings varied
a) Performance maximized while reducing weight
c. Overall weight of sound insulation material reduced 7.7
Noise_Vibration_0011
lb (3.5 kg)
2. Engine start shock has been reduced
a. Engine mount moved to shorten the roll axis of the
powertrain to 0.71 inches (18mm) from 1.65 inches
(42mm)
b. Vibration is reduced using Hybrid control system logic
D. Ecological plastics
1. World-first, plant-derived resin “Ecological Plastic” with
excellent recycling characteristics
1_USPG_0208.jpg
a. Front/rear inner/outer scuffs
b. Cowl side trim
c. Luggage space rear finish plate
d. Driver’s seat cushion
2. In preliminary calculations using the LCA (Life Cycle
Assessment) technique, the use of ecological plastic emits
roughly 20% less CO2 compared to the use of oil derived
plastics
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2010 PRIUS PRODUCT INTRODUCTION
3. Available Solar Roof
a. Solar Powered Ventilation System cools interior with
outside air
050_hilite
1_USPG_0139.jpg
1) The system is activated by turning on the Solar
Ventilation Switch
2) One minute after the ignition is turned OFF, the air
intake mode switches to Outside Air Ventilation, and
the blower mode switches to the FACE Mode, in
order to first increase the ventilation efficiency.
3) The system waits for ten minutes so that the air that
was cooled while the vehicle was in operation is not
discharged immediately after the car is parked.
4) Then, the system starts and continues its operation
until either the ignition is turned ON, or the ventilation
switch is turned off.
b. Solar panel cell is the same as used in home solar
systems
1_USPG_0143.jpg
1) Made of Poly-silicon
2) 36 solar cells in series generate about 59W of
electricity
4. Available Remote Air Conditioning System
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a. Allows owner to pre-cool the interior
b. Activated with button on key fob
c. Draws power from the hybrid battery
d. Will run for up to 3 minutes
1) Shuts off if battery charge level drops below level 3 or
if a door is unlocked and opened
e. Included with Solar Roof Package
1_USPG_0142.jpg
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2010 PRIUS PRODUCT INTRODUCTION
X. COMFORT AND CONVENIENCE
A. Automatic climate control with pollen filter mode and
Plasmacluster generator
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1. Pollen filter mode activated with switch
a. Air vent is switched to FACE mode and recirculated
pollen-free air flows to the driver and front passenger
2. Plasmacluster™ ion generator
plasma_generator
a. In driver’s side face-level vent
b. Operates whenever the air conditioner is on
c. Produces positive & negative ions thru high voltage
discharge across water and oxygen molecules in the air
d. This produces “ion clusters”
1) groups of H2O molecules surrounding an H or an O2
molecule
e. Ion clusters reduce airborne germs, growth of mold, and
reduce odors
1) airborne germs contacting ion clusters are deprived of
hydrogen atoms
f. Resulting in a decrease in the overall quantity of germs
g. Standard on Prius IV and V
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2010 PRIUS PRODUCT INTRODUCTION
3. Ejector Cycle System
USPG PPT
a. Efficient evaporator for improved cooling performance
b. Uses energy that is normally lost
c. Recovering the expansion energy leads to pressure
increase and reduced compressor workload
d. The system adopts a 2-stage evaporator that cools the
air more effectively
e. Cooling performance improved 7%
f. Compressor energy consumption is reduced 10.5%
4. Electric Compressor
a. Air conditioning control is not dependent upon the
engine
1) Helps with fuel economy
b. Integrated DC/AC inverter in the compressor
c. Electric motor is actuated by 288 volts AC supplied by
the AC inverter
d. A/C compressor speed is continuously variable in
response to cooling load
e. Parts left over from MG1 that would have been wasted
are used in the motor core of the air conditioning
compressor to reduce resource waste
5. Humidity Control Sensor
a. Prevents excessive dehumidification to maintain comfort
level
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2010 PRIUS PRODUCT INTRODUCTION
B. Smart Key System
1. Hands-free operation for
38 10 Prius
a. Unlocking for entry and rear door access
b. Locking on exit,
c. Keyless starting when inside
2. Standard system has lock and unlock sensors for the
driver’s door only
3. Available system has lock and unlock sensors for the
driver, front passenger, and back door
4. Ultra-slim key fob design
5. Sensors at each front door, interior and dash panel detect
presence of key fob within 3 feet (1 m)
a. Pre-lights interior dome light when registered key
approaches vehicle
b. Unlocks a door or doors only when a door handle is
touched
1) New integrated sensor eliminates previous black lock
button
c. Starting
1) Remote must be within vehicle interior:
C. Steering wheel controls
1. Reduces need for driver to take hands off the steering
wheel
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a. Audio controls - standard
b. Climate controls - standard
c. Trip information display switch – standard
d. Cruise control stalk - standard
e. Telephone controls - available
f. Lane Keep Assist switch - available
g. Dynamic Radar Cruise distance switch - available
D. Touch Tracer Display
1. Displays steering wheel control operations in driver
information area when the controls are touched
2. Switches touched by the driver turn amber
a. Reduces frequency of eye movement
b. Reduces driver fatigue
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2010 PRIUS PRODUCT INTRODUCTION
E. Audio Systems
1. AM/FM/CD
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a. AM/FM tuner, in-dash CD player
b. Six-speakers
c. Compatible with MP3 and WMA files
d. AUX jack in rear console
e. No Bluetooth® capability
2. JBL® Audio System
a. AM/FM tuner, in-dash 6-disc CD changer
b. 8-speakers
c. Integrated satellite tuner with 90 days free service
1) XM Satellite Radio
d. AUX jack in rear console
e. Hands-free Bluetooth® (phone only)
f. Compatible with MP3 and WMA files
3. JBL® Audio system with navigation
prius iii_136f.jpg
a. AM/FM tuner, in-dash 4-disc CD changer
b. 8-speakers
c. Integrated satellite tuner with 90 days free service
1) XM Satellite Radio
2) XM NavTraffic
d. AUX jack in center console
e. Hands-free Bluetooth® (phone and music)
f. Compatible with MP3 and WMA files
g. Gen 6 Navigation system
h. Rearview Monitor
1) Models with navigation - rearview is displayed through
the navigation display
4. Integrated satellite antenna is standard
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2010 PRIUS PRODUCT INTRODUCTION
F. Voice-activated DVD Navigation System
1. 6th generation by Denso
a. Improved voice command functions
prius iii_136f_w_prius iii_215_1
1) Simpler voice menus.
2) Recognizes and provides commands in English,
French and Spanish
b. POI search by company or chain names
1) Can now search brand names and chain stores
c. XM NavTraffic ready
1) Subscription service for live traffic information
d. Enhanced address and POI entry
1) Simplified interface with intuitive word or name search
e. Microphone located in overhead console
f. Steering-wheel-mounted controls
2. Enhanced Bluetooth™ phone operation
a. Easier pairing and phone book synchronization
3. Includes JBL® Audio system with AM/FM tuner, in-dash 4disc CD changer and Bluetooth audio streaming
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2010 PRIUS PRODUCT INTRODUCTION
G. Bluetooth® hands free telephone
1. Bluetooth hands free
a. Phonebook dialing
b. Voice dialing (name recognition)
1) Call can be made by saying a recorded voice tag
name
c. Voice dialing (phone number recognition)
1) Call can be made by saying a phone number that the
voice recognition system recognizes
d. Outgoing call log dialing
1) Hands-free function can be used to dial one of the last
five phone numbers dialed
2) Previous number can be redialed by pressing the offhook switch on the steering wheel
e. Incoming call log dialing
1) Hands-free function can be used to dial one of the last
five phone numbers that called
f. Quick dialing
1) Up to six voice tags can be stored on switches 1-6 of
the audio system
2) One of these numbers can be selected for dialing
g. Receiving calls
1) Incoming calls can be received using the hands-free
function
2) Audio system LCD screen will display name and
phone number info for contacts registered in the
phonebook
h. Voice mute function
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2010 PRIUS PRODUCT INTRODUCTION
2. Bluetooth® telephone with navigation
a. Dialing function
1) Number is dialed through the display screen
prius iii_136c.jpg
b. Phonebook dial function
1) Driver can dial a number from the phonebook list sent
from the mobile phone to the head unit and displayed
on the display screen
2) Can accommodate up to 1,000 entries
prius iii_136b.jpg
c. Outgoing call log dialing
1) Hands-free function can be used to dial one of the last
five phone numbers dialed
d. Incoming call log dialing
1) Hands-free function can be used to dial one of the last
five phone numbers that called
e. One-touch dial
1) Maximum of 17 preset phone numbers can be dialed
with a single touch
f. Voice dialing
1) Place calls by saying the name of one of 20 prerecorded entries or a phone number
g. Navigation system info dialing
1) Call numbers registered in the navigation system’s
database of facilities and services
h. Receiving calls
1) Calls can be received hands-free by touching the
switch on the display screen or steering wheel
2) Display screen shows name and phone number info
for contacts registered in the phonebook
H. Bluetooth™ audio streaming
1. Included with Navigation/JBL system
2. Wireless connection of iPod or other music devices with
prius iii_136a.jpg
Bluetooth audio profile or appropriate adapter
3. Enables control of audio device using steering wheel or
audio head unit controls
a. Certain devices and adapters
4. Detailed list of compatible devices at
www.toyota.letstalk.com
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5. Does not use USB interface
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2010 PRIUS PRODUCT INTRODUCTION
I. Safety Connect™
1. Toyota telematics system
2. Factory-installed system
3. Activated by the dealer at purchase
Safety Connect.2
4. Features
a. Automatic Collision Notification (ACN)
1) Activated with airbag deployment or severe rear-end
collision
2) Vehicle ID and GPS location transmitted to call center
3) Call center agent will contact the occupants and
emergency response as necessary
b. Stolen Vehicle Location (SVL)
1) Vehicle tracking via GPS
2) Customer must file police report and report theft to
Safety Connect call center
c. Emergency Assistance Button
1) 24-hour emergency assistance
d. Roadside Assistance
1) 24-hour roadside assistance
5. Availability in late summer 2009
6. One-year trial subscription included with new vehicle
purchase
7. Dedicated response center operated by ATX Group
a. More than a decade providing auto telematics services
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2010 PRIUS PRODUCT INTRODUCTION
J. Storage
1. Instrument panel storage
a. Upper glove box (3.0 liters)
b. Lower glove box (9.0 liters)
prius iii_236.jpg
2. Center console storage
a. Rear console box (3.7 liters)
prius iii_259.jpg
1) Sliding armrest
2) 12-volt power outlet
3) Auxiliary audio input jack
4) Removable tray with wire-management cutouts
5) Removable cup holder
b. Front console tray
c. Cupholder
3. Front door panel storage
4. Cargo area storage
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a. Tonneau cover
b. Under-floor storage
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2010 PRIUS PRODUCT INTRODUCTION
XI. ADVANCED TECHNOLOGY FEATURES
A. Dynamic Radar Cruise Control
1. Interval-ranging and target-tracking of vehicle in front
a. Driver selects set speed and preferred interval to traffic
Toyota_Prius_2010_0649
ahead among three settings:
1) Short
2) Medium
3) Long
2. If the distance to the target vehicle is less than desired,
Dynamic Radar Cruise Control decelerates the vehicle:
a. Partially closes the throttle valve through ETCS-i:
1) If gap is still closing, system can fully close the throttle
b. The skid control ECU can activate the brake actuator to
apply light braking
1) Distance control ECU requests braking from the skid
control ECU
2) Brake lamps illuminate
c. If further deceleration is required:
1) VSC warning buzzer alerts driver to apply the brakes.
3. Reduces driver workload
a. Within the set speed the vehicle will automatically
maintain a pre-set distance to the preceding vehicle
b. Driver no longer has to constantly adjust speed
4. Helps to reduce the risk of accidents
a. When a slower preceding vehicle is detected, the
system will automatically decelerate the vehicle as
necessary
b. In the event that rapid deceleration is necessary, the
driver will be warned, urging them to take evasive action
5. Based on system debuted on the Lexus LS
6. Part of the Advanced Technology Package available on
Prius V
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2010 PRIUS PRODUCT INTRODUCTION
B. Lane Keep Assist
1. A driver assist system to alert and to assist the driver in
staying in a lane
2. Intended for use on well-developed highways and roads
66_10_Prius _w_ y103261c
a. Requires lane marker detection
3. Two functions
a. Lane Departure Warning (LDW)
b. Lane Keep Assist (LKA)
4. Lane Departure Warning (LDW)
1_USPG_0135_v2
a. Alerts the driver of unintentional lane departure
b. Based on lane-marker detection, Lane Departure
Warning detects the possibility of lane departure 1
second in advance
c. When it detects possible lane departure LDW will sound
a buzzer and apply a small inward steering torque to
warn the driver and encourage them to take action to
avoid lane departure
5. Lane Keep Assist (LKA)
a. Designed to reduce driver steering effort
b. Generates steering torque to assist the driver in
following the lane center
c. Driver assist only
1) Driver must retain active steering control.
6. System components
a. Lane recognition camera
b. Lane Keep Assist switch
c. Integrates with Electronic Power Steering (EPS)
d. Displays system status on Multi-Information Display
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2010 PRIUS PRODUCT INTRODUCTION
7. Operation
a. System must be activated each time the vehicle is
started
1) Resets to off when the vehicle is shut off
2) System can be manually cancelled using the switch
b. Lane Keep Assist operates when Dynamic Radar Cruise
Control is set
1) Operates between 50 mph and 112 mph
c. Lane Departure Warning is operational when:
1) Dynamic Radar Cruise Control is OFF
2) Or outside the speed range of LKA
a) < 50 mph or >112 mph
d. Temporarily self-cancels based on driver input
1) Steering input (driver’s intention to change course)
2) Turn-signal lamp on (driver’s intention to change lane)
3) Brake pedal operation
e. Driver feedback
1) LKA indicator appears when the system is activated
2) Lane markers and steering wheel images on the multidisplay inform the driver of the system condition
8. Part of the Advanced Technology Package available on
Prius V
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2010 PRIUS PRODUCT INTRODUCTION
C. Intelligent Parking Assist
1. New, simplified system
2. Includes “Pre-Support” function
bre1717
a. Provides step-by-step guidance
b. Activated with Pre-Support switch
3. Two color-keyed sonar distance-ranging sensors on front
bumper sides
4. Operation
a. Utilized during reverse and parallel parking
1_USPG_0137_v2
1_USPG_0137_v2b
1) Pressing the Pre-Support button before selecting
reverse, the sonar sensors identify and measure
parking space and then prompt the driver through the
parking guidance process
2) Selecting reverse without Pre-Support, pressing one
of the Park Assist mode buttons on the rear view
display allows the driver to select a target parking
space and initiate the parking guidance
3) Displays position and distance on the navigation multidisplay
b. The vehicle controls the steering and the driver controls
the speed via the brake pedal
c. Sounds a buzzer from a slow to fast repetition to
indicate proximity to objects
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d. Guidance cancels:
1) The steering wheel is moved
2) Accelerator pedal is pressed
3) Shift lever moved out of “R”
4) Parking brake applied
5) Navigation screen display is changed
e. Part of the Advanced Technology Package available on
Prius V
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2010 PRIUS PRODUCT INTRODUCTION
XII. PASSIVE SAFETY
A. Comprehensive Advanced Airbag System
1. 7 standard airbags
1_USPG_0031.jpg
a. Dual-stage front airbags
b. Standard side and two-row side-curtain airbags
1) Head protection and reduced ejection
c. Standard driver’s and front passenger’s seat-mounted
side-impact airbags
1) Thorax, abdomen, and pelvis protection
d. Standard driver’s knee airbag
2. Standard front seatbelt pretensioners with force limiters
3. High-voltage cut-off function
a. Disconnects the high-voltage battery with any airbag
deployment
B. Occupant Classification System
1. With driver-side position sensor and passenger-side
occupant classification
a. Limits or prevents deployment of passenger-side airbag
2. Weight sensors in base of passenger seat detect size
class of occupant
D13n57
a. Less than lower weight value = handbag or no occupant
1) Does not illuminate passenger-side seatbelt reminder
2) Does not illuminate AIRBAG ON or AIRBAG OFF
b. Blocks deployment of passenger airbag, side, and side
curtain airbags
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2010 PRIUS PRODUCT INTRODUCTION
C. Active Headrests
1. Used for the front seats to reduce damage to the neck of
passengers in the event of a rear collision
2. Consists of an upper unit, cable and lower unit
a. In the event of a rear collision, the whole seat is moved
1_USPG_0205
frontward by the impact, causing the occupant’s body to
push on the lower unit
b. The cable connecting the lower and upper units is pulled
downward
c. Due to the movement of this cable, the upper unit moves
the whole headrest slightly up and forward to reduce
neck damage
D. Tire Pressure Monitor System (TPMS)
1. Each wheel has a sensor/transmitter
a. Senses air pressure and temperature
2. If ECU reads a signal out of specified range, indicator light
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is illuminated
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2010 PRIUS PRODUCT INTRODUCTION
XIII. ACTIVE SAFETY
A. Brake Control Systems
1. Includes the full complement of Star Safety system
features
a. Anti-lock Brake System (ABS): helps prevent the wheels
StarSafetySystem
from locking when the brakes are applied firmly or when
braking on a slippery surface
b. Traction Control (TRAC): helps restrain the slippage of
the drive wheels if the driver depresses the accelerator
pedal excessively when starting off or accelerating on a
slippery surface
c. Enhanced Vehicle Stability Control (VSC)
Enhanced_VSC
1) Integrates engine output control and braking in
coordination with steering control to ensure vehicle
running, cornering and stopping performance for
active safety
2) Previous ABS, Brake Assist, TRAC and VSC acted
independently, control starts at the limit of vehicle
running, cornering and stopping performance
3) Begins control earlier in order to ensure that the
vehicle does not exceed limits
d. Brake Assist (BA): provides an auxiliary brake force to
assist a driver who cannot generate a large brake force
during emergency braking, thus helping ensure the
vehicle’s braking performance
e. Electronic Brake force Distribution (EBD) – provides
proper brake force distribution between the front and
rear wheels based on driving conditions and, while
cornering, controls the brake forces of the right and left
wheels, helping maintain vehicle behavior
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2010 PRIUS PRODUCT INTRODUCTION
B. VSC Cooperative Control
1. Straight-line braking on variable traction surface
a. Brake force applied to the side with good traction will
create a yaw moment in that direction
b. VSC braking function will act to stabilize the condition
c. At the same time, power steering assist will be
increased in a manner that aids the driver in making
steering corrections to help stabilize the vehicle
2. Straight-line acceleration on variable traction surface
a. When the driver accelerates with sufficient force, the
traction difference from the side of the vehicle with good
traction and that of the side with poor traction will create
a yaw moment in the direction of the low traction side
b. The TRAC system will act to reduce engine output and
apply brake force to the spinning drive wheels to
stabilize the condition
c. At the same time, the power steering assist will be
increased in a manner that aids the driver in making
steering corrections that will help stabilize the vehicle
3. Front-wheel skid
a. VSC braking will take place to stabilize the vehicle’s
posture
b. Power steering assist will be increased in the steering
direction that aids the driver in making steering
corrections that will help to correct the skid condition
4. Rear-wheel skid
a. VSC will apply braking force to the appropriate wheels
to help stabilize the skid condition
b. Power steering assist is increased in the steering
direction that will aid the driver in making steering
corrections to reduce the skid condition
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2010 PRIUS PRODUCT INTRODUCTION
C. Pre-collision system
1. Purpose
a. Predicts frontal collisions with other vehicles or
objects.
b. Pre-Collision ECU:
1_USPG_0195.jpg
1) Uses same radar antenna as radar cruise system
2) Tracks relative speed, distance and vector to targets
ahead of the vehicle
3) Determines whether crash is “unavoidable”
2. Operating Conditions
a. Imminent collision detected by radar sensor
b. Driver suddenly applies brakes
1) Pressure rise rate indicates panic stop
3. Features
a. Pre-Collision Seatbelt
1) Retracts driver and front passenger seatbelts to a preset force level
2) When collision is within 0.6 seconds
3) Electric tension reducer solenoid
4) Seatbelts may retract although there is no obstruction
in the direct path of the vehicle
a) Panic braking
b) VSC operation
c) When entering curve or intersection
(i) Predictive path of vehicle has not been
confirmed
(ii) Vector of target vehicles is too broad
b. Pre-Collision Brake Assist
1) Increases available hydraulic pressure at brake
master cylinder in advance of pedal application
2) Reduces vehicle reaction time
a) Does so, by anticipating the potential demand for
maximum braking force when the driver brakes
suddenly.
c. Pre-Collision Brake
1) Controls brake hydraulic pressure to automatically
activate the brakes regardless of driver brake
operation to reduce vehicle speed
2) Can be deactivated using PCS Brake OFF switch
a) “PCS” light illuminates in meter
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