Rear Lid Antenna Wire, Through MY 09
Rear Lid Antenna Wire, Through MY 09
Special tools, testers and auxiliary items required
• Wiring Harness Repair Set VAS 1978/A (VAS 1978 B)
• Replacement Wiring Harness (4L0 971 733)
• Adapter (1J0 955 875) after TAB.106.104
• Adapter (1J0 955 875 R) after TAB.106.104.A
• Hot Air Gun (VAS 1978/14)
• Approximately 70 mm Heat Shrink Sleeve (000 979 992)
• Collection Receptacle
• The antenna wires from Antenna Amplifier 2 (R111) (spoiler) and Antenna Amplifier 3 (R112) (right rear window) to Antenna Amplifier (R24) / TV Tuner (R78) integrated into wiring harness to rear lid.
• Tab on Motor in rear lid control module 2 (V376) consists of wiring harness for antenna wires and rear window wiper system corrugated tube.
• The wiring harness must be replaced if one antenna wire is faulty.
• It is not possible to replace individual antenna wires.
Removing
• To make process easier, create photos or sketches of wiring harness routing.
• Especially observe the specified fasteners.
- Remove rear lid trim..
- Remove spoiler..
- Disconnect electrical connectors - 1 - on Antenna Amplifier 2 (R111) and thread wires with grommet - 2 - inward.
- Remove headliner..
- Place collection receptacle below.
Washer fluid hose may still be filled with fluid.
- Remove washer fluid hose - 1 - from rear window wiper motor.
- Unclip wiring harness - 2 - from retainers - arrows -.
- Continue unclip wiring harness - 1 - accordingly on rear lid - arrows -.
- Remove the wiring harness and grommet - 2 - from the rear lid.
- Disconnect electrical connectors - 2 - and - 3 - on Antenna Amplifier 3 (R112) - item 4 - unclip wiring harness - 1 -.
- Loosen wiring harness - 1 - at attachment points - arrows - as far as tab on Motor in rear lid control module 2 (V376) - item 2 -.
- Place collection receptacle below.
Washer fluid hose may still be filled with fluid.
- Disconnect removed wiring harness - 1 - after tab on branch - arrow -.
Installing
• The replacement wiring harness is routed along the existing faulty harness and is secured on roof to C-pillar parallel to existing wiring harness.
• Original attachment points in rear lid are used.
- Place washer fluid hose - 1 - on connection on rear window wiper motor.
- Clip wiring bracket - arrows - in accordingly.
- Install the wiring harness - 1 - through the opening - 2 - for the spoiler.
- Install seal - 2 - and connect electrical connectors - 1 - on Antenna amplifier 2 (R111).
- Connect the electrical connectors - 2 - and - 3 - on the Antenna amplifier 3 (R112) - item 4 - and clip the wiring bracket - 1 - in.
- Continue installing wiring harness - 1 - on roof frame - arrows -.
- Route wiring strand 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 -.
Wiring harness separates at D-pillar:
1 to Antenna Amplifier (R24)
4 to TV Tuner (R78)
• Follow the safety precautions when working on the airbag.
- 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.
- Tighten the bolts - 2 - and - 3 - to 4 Nm.
- Route the wiring harness - 1 - along the existing one at the right side window - arrows -.
- Use cable ties to secure.
- Tighten the ground wire - 2 - to 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 - on the TV tuner (R78) - item 1 - and connect the new brown connector - 3 -.
- 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 cable ties to secure.
- Tighten the ground wire - 2 - to 9 Nm.
- Disconnect brown connector - 1 - and blue connector - 2 - on Antenna Amplifier (R24) and install a new wiring harness instead of brown and blue connectors.
- Disconnect removed connector from antenna wire - arrow -.
- Remove the digital sound system control module (J525).
- Route washer fluid line - 2 - on existing wiring harness - 1 - behind Digital Sound System Control Module (J525) - arrow - to wheel housing.
• 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.
- Place collection receptacle below.
Washer fluid hose may still be filled with fluid.
- Disconnect both washer fluid hoses at specified location.
- Connect ends of each washer fluid hose - 1 - and - 4 - with Adapter (1J0 955 875 R) - item 2 - or Adapter (1J0 955 875) - item 3 -.
- Slide heat shrink sleeve - 5 - over a hose and connect adapters.
- Slide the heat shrink sleeve over the connection and create a thick connection using the (VAS 1978/14).
- Install washer fluid hose in wiring harness.
- Perform a function test.
- Install Digital Sound System Control Module (J525).
- Install headliner.
- Install spoiler.
- Install rear lid trim.