WIRING HARNESS, REMOVING
The replacement wiring harness is routed according to the current wiring harness.
Remove rear lid trim. Refer to Removal and Installation .
Remove the spoiler. Refer to Removal and Installation .
Remove the headliner. Refer to Removal and Installation .
To make process easier, create photos or sketches of wiring harness routing.
Especially observe the specified fasteners.
Disconnect windshield washer system hose connection -1-.
Scheme 10
| CAUTION | Washer fluid hose may still be filled with fluid. Have a container nearby. |
Unclip wiring harness -2- from retainers -arrows-.
Continue unclip wiring harness -2- accordingly on rear lid -arrows-.
Scheme 11
Loosen seal to spoiler -1-.
Disconnect the connectors -1- from the Antenna Amplifier 2 -R111- and thread wires with seal -2- inward.
Scheme 12
Disconnect the connectors -2- and -3- on Antenna Amplifier 3 -R112- -item 4- unclip wiring harness -1-.
Scheme 13
Unclip the wiring harness -1- at attachment points -arrows- as far as tab on Motor in rear lid control module 2 -V376- -item 2-.
Scheme 14
Disconnect the wiring harness -1- after tab on branch -arrow-.
Scheme 15
| CAUTION | Washer fluid hose may still be filled with fluid. Have a container nearby. |
Installing the replacement wiring harness, refer to WIRING HARNESS, INSTALLING .
WIRING HARNESS, INSTALLING
The replacement wiring harness is routed the same way as the current/faulty wiring harness.
Use the Original attaching points in the rear lid and on the roof up to the C-pillar.
Start at the rear lid.
Attach the hose connection -1- to the connection on the rear window wiper.
Install the cable bracket -arrows-.
Route wiring harness through opening -1- to spoiler.
Install the seal -2- and connect the antenna connector -1-.
Connect the antenna connectors -2- and -3- to Antenna Amplifier 3 -R112- -4- and attach the cable bracket -1-.
Continue installing wiring harness -1- on roof frame -arrows-.
Scheme 16
Route the wiring harness -1- from area -2- (cloth clover) parallel to existing wiring harness.
Use cable ties if necessary.
Continue routing wiring harness in direction of D-pillar and C-pillar -arrows-.
Scheme 17
The wiring harness separates at D-pillar: -1- and -4-.
Part -1- leads to the Antenna Amplifier -R24- and part -2- leads to the TV tuner -R78-.
Remove screws -2- and -3- on side curtain airbag and route wiring harness -4- between side curtain airbag and D-pillar along existing wiring harness.
Use cable ties if necessary.
Remove both screws -2- and -3- (4 Nm).
Route wiring harness -1- along existing one on right side window -arrows-.
Use the cable ties.
Scheme 18
Tighten the ground wire 2 (9 Nm).
The antenna wire (brown connector) leads to TV Tuner -R78-.
The washer fluid line on wiring harness between Digital Sound System Control Module -J525- and side wall leads to wheel housing.
Route antenna wire to TV Tuner -R78-.
Disconnect the brown connector -2- from the TV tuner -R78- -1- and connect the new brown connector -3-.
Scheme 19
Disconnect removed brown connector -2- from antenna wire and secure this to existing wiring harness.
Route wiring harness -1- at top of right side window and to C-pillar -arrows-.
Use the cable ties.
Scheme 20
Tighten the ground wire -2- (9 Nm).
Disconnect the antenna connectors -1- (brown) and -2- (blue) from the Antenna Amplifier -R24- and from the current wiring harness -arrow-.
Scheme 21
Connect the brown and blue antenna connectors from the new wiring harness to the Antenna Amplifier -R24-.
Install the windshield washer fluid hose.
Remove the Digital Sound System Control Module -J525-. Refer to DIGITAL SOUND SYSTEM CONTROL MODULE -J525-, BOSE .
Route washer fluid line -2- on existing wiring harness -1- behind Digital Sound System Control Module -J525- -arrow- to wheel housing.
Scheme 22
Existing wiring harness is not covered on wheel housing. The connection to the existing washer fluid hose is made there.
Raise existing washer fluid hose -1- slightly out of wiring harness and guide new hose -2- parallel to it.
Scheme 23
Disconnect both at the specified location.
| CAUTION | Washer fluid hose may still be filled with fluid. Have a container nearby. |
Water Tight Windshield Washer Fluid Hose Connection
Connect the ends of each windshield washer fluid hose -1- and -4- using connection 1J0.955.875.R -2- and connection 1J0.955.875. -3-.
Scheme 24
Slide heat shrink sleeve -5- over a hose and connect adapters.
Slide heat shrink sleeve over connection and create a thick connection with Hot Air Gun, 220 V/ 50 Hz VAS 1978/14 from the Wiring Harness Repair Set VAS 1978A
Install washer fluid hose in wiring harness.
Perform a function test.