Retrofit the backup camera wiring harness

AN54.65-P-0030-03MFA

Retrofit the backup camera wiring harness

Topical note

Notes on the use of paint scraping nuts on ground connections

AH00.19-P-1000-20A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on retrofitting electrical/optical lines

AH82.00-P-0000-01A

Model

177.0## 1#

 Ground points

Number

Designation

Model 177

BA00.19-P-1013-02E

Right tailgate ground point

W8/5

M6

Nm

10

 Ground points

Number

Designation

Model 177

BA00.19-P-1026-02E

Left footwell ground point

W34

M6

Nm

10

Connection scheme

1

Backup camera wiring harness

A26/17

Head unit (with code 547 (Connect 20 Entry (NTG6)) or code 548 (Connect 20 MID (NTG6)) or code 549 (Connect 20 HIGH (NTG6)))

X30/20

User interface CAN (CAN HMI) potential distributor

1.1

Brown 2-pin connector socket

F152/4

Vehicle interior fuse and relay module

bl/gn

Blue/green line

1.2.1

Green 2-pin connector socket (with code 545 (Connect 5 (NTG6)))

M35/2

Rear camera cover motor

bl/gr

Blue/gray line

1.2.2

Blue 1-pin connector socket (with code 547 (Connect 20 Entry (NTG6)) or code 548 (Connect 20 MID (NTG6)) or code 549 (Connect 20 HIGH (NTG6)))

N10

Central control module

bl/sw

Blue/black line

1.3

Black fuse holder

N66/2

Backup camera control unit

br

Brown line

1.5

Black 4-pin connector socket

N166

Head unit/instrument cluster control unit (with code 545 (Connect 5 (NTG6)))

rt/ws

Red/white line

1.6

White 4-pin jack

W8/5

Right tailgate ground point

vt

Violet line

1.7

Transparent 1-pin connector socket

W34

Left footwell ground point

vt/ws

Violet/white line

20

White 63-pin connector socket

Routing diagram

1

Backup camera wiring harness

N66/2x2

Reversing camera control unit electrical connector 2

bl/gr

Blue/gray line

A26/17

Head unit (with code 547 (Connect 20 Entry (NTG6)) or code 548 (Connect 20 MID (NTG6)) or code 549 (Connect 20 HIGH (NTG6)))

N166

Head unit/instrument cluster control unit (with code 545 (Connect 5 (NTG6)))

bl/sw

Blue/black line

F152/4

Vehicle interior fuse and relay module

W8/5

Right tailgate ground point

br

Brown line

M35/2

Rear camera cover motor

W34

Left footwell ground point

rt/ws

Red/white line

N10

Central control module

X30/20

User interface CAN (CAN HMI) potential distributor

vt

Violet line

N66/2

Backup camera control unit

bl/gn

Blue/green line

vt/ws

Violet/white line

N66/2x1

Reversing camera control unit electrical connector 1

1

Remove all the fasteners on the reversing camera wiring harness (1).

 The fasteners are no longer required.

2

Release cable ducts (2.1, 2.2) on left and right of liftgate and on the body.

3

Route blue/black line (BU/BK), blue/green line (BU/GN) and blue/gray line (BU/GY) of reversing camera wiring harness (1) from rear camera cover motor(M35/2) into vehicle interior through right cable duct (2.2).

4

Connect black 4-pin connector socket (1.5) to rear camera cover motor (M35/2).

 The camera cover motor (M35/2) is located in the liftgate handle strip.

5

Route brown line (BN) of reversing camera wiring harness (1) up to right liftgate ground point (W8/5).

6

Attach a round cable lug Ø 6 mm to brown line (BN).

 The crimper is included in the  basic wiring harness repair kit and the  passenger car supplementary wiring harness repair kit.

7

Connect brown line (BN) to right liftgate ground point (W8/5)  .

8

Route blue/green line (BU/GN), blue/gray line (BU/GY) and blue/black line (BU/BK) of reversing camera wiring harness (1) forward up to central controller unit (N10).

9

Remove white 63-pin connector socket (20) from central controller unit (N10).

10

Remove black 34-pin connector socket insert from white 63-pin connector socket (20).

11

Install lines previously routed to central control unit (N10) into black 34­pin connector socket insert.

 Contact cavity assignment:
Contact cavity 19 = Blue/green line
Contact cavity 20 = Blue/gray line
Contact cavity 25 = Blue/black line

 The appropriate tool is available in the  basic wiring harness repair kit or the  supplementary passenger car wiring harness repair kit.

12

Install the black 34-pin connector socket insert into the white 63-pin connector socket (20).

13

Attach white 63-pin connector socket (20) to central controller unit (N10).

14

Route transparent 1-pin connector socket (1.7) and white 4-pin connector socket (1.6) of reversing camera wiring harness (1) from vehicle interior through left cable duct (2.1) up to installation location of reversing camera control unit (N66/2).

15

Connect reversing camera control unit (N66/2) to transparent 1-pin connector socket (1.7) and to white 4-pin connector socket (1.6).

 This connects the reversing camera control unit electrical connector 1 (N66/2x1) and reversing camera control unit electrical connector 2 (N66/2x2).

16

Use holders (arrows D) to clip reversing camera control unit electrical connector 1 (N66/2x1) and reversing camera control unit electrical connector 2 (N66/2x2) onto liftgate inner panel.

17

Route reversing camera wiring harness (1) forward until in the footwell.

18

Attach a round cable lug Ø 6 mm to brown line (BN).

 The crimper is included in the  basic wiring harness repair kit and the  passenger car supplementary wiring harness repair kit.

19

Connect brown line (BN) to left footwell ground point (W34)  .

20

Model 177.0## 1#
with code 545 (Connect 5 (NTG6))
Route black line with green 2-pin connector socket (1.2.1) of reversing camera wiring harness (1) up to head unit/instrument cluster control unit (N166).

21

Model 177.0## 1#
with code 545 (Connect 5 (NTG6))
Remove green 2-pin connector socket (1.2.1) of reversing camera wiring harness (1) from the black line.

 The green 2-pin connector socket (1.2.1) is no longer required.

22

Model 177.0## 1#
with code 545 (Connect 5 (NTG6))
Remove green 2-pin connector socket from head unit/instrument cluster control unit (N166) and install black line of reversing camera wiring harness (1) into free contact cavity of green 2-pin connector socket.

23

Model 177.0## 1#
with code 545 (Connect 5 (NTG6))
Attach green 2-pin connector socket to head unit/instrument cluster control unit (N166).

24

Model 177.0## 1#
with code 547 (Connect 20 Entry (NTG6))
Model 177.0## 1#
with code 548 (Connect 20 MID (NTG6))
Model 177.0## 1#
with code 549 (Connect 20 HIGH (NTG6))
Route black line with blue 1-pin connector socket (1.2.2) of reversing camera wiring harness (1) up to head unit (A26/17) and attach to 1-pin blue slot.

25

Route brown 2-pin connector socket (1.1) of twisted violet line (VT) and violet/white line (VT/WH) of reversing camera wiring harness (1) up to user interface CAN (CAN HMI) potential distributor electrical connector (X30/20) and attach.

26

Route red/white line (RD/WH) of reversing camera wiring harness (1) to vehicle interior fuse and relay module (F152/4) via transmission tunnel.

27

Install red/white line (RD/WH) of reversing camera wiring harness (1) into contact cavity "6" (arrow A) of black fuse holder (M4E) of vehicle interior fuse and relay module (F152/4).

 Contact cavity "6" (arrow A) of black fuse holder (M4E) is labeled.

28

Release bolts (arrows B).

29

Remove cap from vehicle interior fuse and relay module (F152/4).

30

Insert a fuse with fuse rating 7.5 A into slot "171" (arrow C) of black fuse holder (M4E) on vehicle interior fuse and relay module (F152/4).