Original BMW Accessories.
Installation Instructions.
Rear Transport System Retrofit
BMW X5 (F15)
BMW X6 (F16)
Retrofit kit number
82 71 2 349 499
Trailer tow hitch transverse pipe retrofit kit
82 11 2 412 562
Trailer tow hitch adapter plates retrofit kit (for F16 cars only)
82 71 2 349 500
Trailer tow hitch wiring harness retrofit kit
Installation time
The installation time is approx. 2.5 hours. This may vary depending on the condition of the car and the equipment in it.
The installation time shown does not include any time spent on programming / coding.
The calculation of the total costs for the programming time must be factored into the calculation of retrofitting
costs (no charges may be made through the warranty).
Important information
These installation instructions are primarily designed for use within the BMW dealership organisation and by authorised BMW service companies.
In any event, the target group for these installation instructions is specialist personnel trained on BMW cars with
the appropriate specialist knowledge.
All work must be completed using the latest BMW repair manuals, wiring diagrams, servicing manuals and work
instructions, in a rational order, using the prescribed tools (special tools) and observing current health and safety
regulations.
If you experience installation or function problems, restrict troubleshooting to approx. 0.5 hours for
mechanical work and 1.0 hour for electrical work.
To avoid unnecessary extra work and/or costs, send an inquiry straight away to the technical parts support team
via the Aftersales Assistance Portal (ASAP).
Quote the following information:
– Vehicle identification number,
– Retrofit kit part number,
– A detailed description of the problem,
– Any work already carried out.
Do not archive the hard copy of these installation instructions since daily updates are provided via ASAP!
Pictograms
Denotes instructions that draw your attention to dangers.
!
Denotes instructions that draw your attention to special features.
Denotes the end of the instruction or other text.
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Installation information
Ensure that the cables and/or lines are not kinked or damaged as you install them in the car. Costs arising from
this will not be reimbursed by BMW AG.
Additional cables/wires that you install must be secured with cable ties. If the specified PIN chambers are occupied, bridges, double crimps or twin-lead terminals must be used.
On various engine versions, the heat guard must be installed as per ISTA (for instructions see EPC-HG 51).
After the installation work, the retrofit must be programmed / coded via the –Conversions– path.
Customer information
Print out the “Customer information” section at the end of the installation instructions and give it to the customer.
Ordering instructions
The following components are not included in the retrofit kit and must be ordered separately (see EPC for part
numbers and further details):
– Retrofit wiring harness A (includes retrofit cable, socket G, cable tie O and cover cap M)
– M12 hexagon nut C (8 x)
– AAG control unit L
– Trailer tow hitch adapter plates retrofit kit (for F16 cars only)
On various engine versions, a heat guard must be installed. The heat guard is not supplied with the retrofit
kit and must be ordered separately (for part number and instructions, see EPC-HG 51).
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Section
Page
1. Parts list for retrofit kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
2. Preparatory work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5
3. Retrofit wiring harness connection diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6
4. Installation and cabling diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7
5. Installing the rear transport system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8
6. Concluding work and coding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12
7. Wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
13
8. Customer information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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1.
Parts list for retrofit kit
A
B
F
E
J
K
C
G
L
D
H
O
I
M
O
N
F16 0036 Z
Legend
A
B
C
D
E
F
G
H
I
J
K
L
O
M
N
O
Retrofit wiring harness (not supplied with the retrofit kit)
Transverse pipe
M12 hexagon nut (8 x, not supplied in the retrofit kit)
Sleeve
M6 hexagon screw (3 x)
M12 hexagon nut (3 x)
Socket (part of the retrofit wiring harness A)
Socket holder
Spacer bush (2 x)
M6 hexagon screw (2 x)
M6 hexagon nut (2 x)
AAG control unit (not supplied in the retrofit kit)
Cable tie (10 x, component of the retrofit wiring harness A)
SW cover cap (component of the retrofit wiring harness A)
Seal (4 x, included in trailer tow hitch adapter plates retrofit kit, for F16 cars only)
Adapter plate (2 x, included in trailer tow hitch adapter plates retrofit kit, for F16 cars only)
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2.
Preparatory work
ISTA No.
Disconnect the negative terminal of the battery
61 20 ...
The following components must be removed first of all
Rear bumper trim
51 12 156
Support for rear bumper trim (no longer required)
51 12 050
Flap in the luggage compartment trim on the right
51 47 ...
Storage compartment in the luggage compartment on the right
51 47 ...
Release the rear fuse holder
61 13 ...
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3.
Retrofit wiring harness connection diagram
A5
A7
A6
A8
A9
A10
A11
A1
A12
A
M
A13
A4
A3
A2
Item
Designation
F15 0014 Z
Signal
Cable colour/
cross-section
Connection location in the car
Abbreviation/
slot
---
---
A
Retrofit wiring harness
---
---
A1
SW 7-pin socket casing
---
---
To socket G
A2
SW 24-pin socket casing
---
---
To AAG control unit L
A255*1B
A3
SW 6-pin socket casing
---
---
To AAG control unit L
A255*2B
A4
SW 10-pin socket casing
---
---
To AAG control unit L
A255*3B
A5
SW 3-pin socket casing
---
---
To the BDC pin housing in the rear right wheel
arch
X18*1B
A6
M6 ring eyelet
Terminal 31L
---
To ground support point in the rear right wheel
arch
Z10*14B
A7
Socket contact
B-CAN_H
GE/RT
0.35 mm²
Connect to CAN terminal R2 in the rear right
wheel arch
R2*1B
PIN 8
A8
Socket contact
B-CAN_L
GE/BR
0.35 mm²
Connect to CAN terminal R2 in the rear right
wheel arch
R2*1B
PIN 21
A9
Socket contact
30F
F114_HR
RT/GE
2.5 mm²
To rear right fuse box Z2
Z2*13B
PIN 4
A10
Socket contact
30F
F113_HR
RT/VI
2.5 mm²
To rear right fuse box Z2
Z2*13B
PIN 5
A11
Socket contact
30F
F163_HR
RT/BL
2.5 mm²
To rear right fuse box Z2
Z2*11B
PIN 4
A12
Socket contact
30B
F139_HR
RT
2.5 mm²
To rear right fuse box Z2
Z2*9B
PIN 4
A13
SW 4-pin socket casing
---
---
M
SW cover cap
© BMW AG, Munich
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01 29 2 286 344
---
---
Only cars without Electronic Trailer
Break Control
Insulate and tie back
Only cars with Electronic Trailer Break
Control
Connect to the Electronic Trailer Break Control
connecting cable
---
Push onto branch A2
---
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4.
Installation and cabling diagram
4
L
3
2
1
6
5
A
G
F15 0018 Z
A
G
L
Retrofit wiring harness
Socket
AAG control unit
1
2
3
4
5
6
Rubber grommet
Branch A13
BDC pick-up X18*1B
Rear right fuse box Z2, plugs Z2*9B, Z2*11B, Z2*13B
B-CAN pick-up R2*1B
Ground support point Z10*14B
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5.
Installing the rear transport system
D
When using hexagon screws E and hexagon
nuts F, observe the tightening torque:
120 Nm.
B
Assemble the rear transport system as follows:
– Screw sleeve D with hexagon screws E and hexagon nuts F onto transverse pipe B
F
– Screw socket mount H with hexagon screws J,
spacer bushes I and hexagon nuts K onto transverse pipe B
K
H
E
I
J
F15 0004 Z
Removal of the existing seal (2) is only shown
on the right-hand side of the car; proceed in the
same way on the left-hand side of the car.
Remove the sealing cover (1).
Remove the existing seal (2) on the left and right.
2
1
F15 0005 Z
N
O
N
F16 cars only
The installation process is described only on the
right-hand side of the car; proceed in the same
way on the left-hand side of the car.
Fit the following into the opening (1) in the rear bulkhead:
1
– Seal N on opening (1)
– Adapter plate O on seal N
– Additional seal N on adapter plate O
F16 0035 Z
All cars
A2-A13
!
2
Route the cable of branches A2-A13 so that
they are never able to touch parts of the exhaust
system.
Route branches A2-A13 through the opening (1) into the interior of the car.
Insert a rubber grommet (2) to make the opening water-tight.
1
F15 0006 Z
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5.
Installing the rear transport system
Note the tightening torque value: 108 Nm.
C
Ensure that the cross tube is fitted flush with the
adapter plates fitted earlier and the bodywork.
A1
Secure transverse pipe B with hexagon nuts C.
B
G
Clip socket G onto the socket mount.
Connect branch A1 to socket G.
F15 0007 Z
Push cover cap M onto branch A2.
A2
M
F15 0017 Z
1
L
Insert AAG control unit L in the control unit holder
(1).
Connect branches A2-A4 to AAG control unit L.
A2
A3
A4
F15 0008 Z
Connect branch A5, SW 3-pin socket casing, to plug
X18*1B, SW 3-pin pin housing.
A5
X18*1B
F15 0009 Z
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5.
Installing the rear transport system
Screw branch A6, M6 ring eyelet, onto ground support point Z10*14B.
A6
Z10*14B
F15 0010 Z
Connect branches A7–A8 as follows to plug R2*1B
SW 24-pin socket casing:
– Branch A7, GE/RT cable, to PIN 8
– Branch A8, GE/BR cable, to PIN 21
R2*1B
A7-A8
F15 0023 Z
A9–A12
Z2*13B
1
Z2*9B
Route branches A9–A12 to rear right fuse box (1)
and connect as follows:
– Connect branch A9, RT/GE cable, to plug
Z2*13B, VI 7-pin socket casing, PIN 4
– Connect branch A10, RT/VI cable, to plug
Z2*13B, VI 7-pin socket casing, PIN 5
– Connect branch A11, RT/BL cable, to plug
Z2*11B, BL 7-pin socket casing, PIN 4
Z2*11B
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F15 0011 Z
01 29 2 286 344
– Connect branch A12, RT cable, to plug Z2*9B,
SW 7-pin socket casing, PIN 4
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5.
Installing the rear transport system
F113
Check that 30 A fuses are inserted into slots F113,
F114, F163 and a 20 A fuse is inserted into slot
F139 of the rear right fuse box (1).
1
F114
F139
If any fuses are missing, replace them with suitable
fuses (for part numbers and instructions, see EPC).
F163
F15 0012 Z
1
A13
Only cars without Electronic Trailer Break
Control
Tie back branch A13 in the area of the rear right fuse
box (1) on the standard vehicle wiring harness (2) using cable tie O.
O
2
Only cars with Electronic Trailer Break Control
Connect branch A13 to the Electronic Trailer Break
Control connecting cable
F15 0013 Z
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6.
Concluding work and coding
The retrofit system requires programming / coding.
– Connect the battery
– Connect the battery charger to the car
– Connect the car to the ISTA workshop system
– Call up the ISTA/P car programming facility
– If using ISTA/P, please note the instructions provided in the ISTA/P application documentation
– Select the "K235" retrofit via the - Conversions - path and work through the created action plan
– If necessary, carry out a car test using the ISTA system and note or work through any entered error memory
– Conduct a function test
– Re-assemble the car in a logical manner
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3
1
A3*
A255*2B
3
WBL
BLSH
B-CAN_LOW
x
0.35
GEBR
x
4
17
0.35
SWGE
x
2
Y18*1B
A5*
0.35
SWGN
WBL
0.35
GERT
BLSH
x
16
B-CAN_LOW
2.5
RTBL
21
A8*
B-CAN_HIGH
x
8
A7*
B-CAN_HIGH
30A
2.5
RTVI
4
R2*1B
30F_163_HR
30F_113_HR
x
Z2*11B
30F_163_HR
2.5
RTGE
A11*
A258
R2
F163
30A
F113
30A
x
4
5
A10*
30F_113_HR
2.5
RTSW
4
A9*
30F_114_HR
x
Z2*13B
30F_114_HR
20A
4
A12*
30F_139_HR
Z2*9B
Z2
F114
Wiring diagram
F139
7.
8
A4*
A255*3B
L*
x
15
18
49AR
3
54A
12
58AR
RSA
19
55A
23
58AL
49AL
24
A2*
2.5
BR
x
2.5
BR
49AR
54A
58AR
55A
58AL
RSA
49AL
30F_139_HR
A255*2B
0.75
0.75
0.75
0.75
0.75
0.75
0.75
x
x
x
x
x
x
BLRT BLGE GRSW GRRT SWWS GNRT GEBL
x
A1*
2
A255*1B
G*
Z10*14B
A6*
F16 0037 Z
Legend
A1*
A2*
A3*
A4*
A5*
A6*
A7*
A8*
A9*
A10*
A11*
A12*
A13*
SW 7-pin socket casing, to socket G*
SW 24-pin socket casing, to AAG control unit L*/A255*1B
SW 6-pin socket casing, to AAG control unit L*/A255*2B
SW 10-pin socket casing, to AAG control unit L*/A255*3B
SW 3-pin socket casing, to BDC pick-up X18*1B
M6 ring eyelet, to ground connection point Z10*14B
Socket contact, to plug R2*1B
Socket contact, to plug R2*1B
Socket contact, to plug Z2*13B of rear right power distribution box Z2
Socket contact, to plug Z2*13B of rear right power distribution box Z2
Socket contact, to plug Z2*11B of rear right power distribution box Z2
Socket contact, to plug Z2*9B of rear right power distribution box Z2
SW 6-pin socket casing, to the Electronic Trailer Break Control connection
G*
L*
Socket
AAG control unit
X18*1B
R2*1B
Z2
Z2*9B
Z2*11B
Z2*13B
Z10*14B
BDC pick-up in the rear right wheel arch
CAN terminal in the rear right wheel arch
Rear right fuse box
VI 7-pin socket casing of the rear right fuse box
BL 7-pin socket casing of the rear right fuse box
SW 7-pin socket casing of the rear right fuse box
Ground support point in the rear right wheel arch
All the designations marked with an asterisk (*) apply only to these installation instructions or this wiring diagram.
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7.
Wiring diagram
Cable colours
BL
Blue
BO
Bordeaux (Burgundy)
BR
Brown
GE
Yellow
GN
Green
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GR
L-GN
NT
OR
RO
01 29 2 286 344
Grey
Light green
Natural
Orange
Pink
RT
SW
TR
VI
WS
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Red
Black
Transparent
Violet
White
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8.
Customer information
Stowing the adapter
!
1
2
The adapter (1) or (2) must be stowed when not
in use in the underfloor space in the luggage
compartment so that it cannot move around
while the car is in motion.
F15 0015 Z
Information for cars with Smart Opener
The rear transport system may adversely affect the function of the Smart Opener.
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