Antenna: Service and Repair
WM 912855 Replacing antenna cable
Technical values
Preliminary work
Preliminary work for antenna lead of PCM/radio and Kessy control unit up to connection point
1. Remove headliner => 708419 Removing and installing headliner - section on "Removing".
2. Remove dashboard. => 701819 Removing and installing dashboard - section on "Removing"
Preliminary work for antenna lead for telephone control unit and navigation unit up to connection point
1. Remove front right seat frame. => 720919 Removing and installing front seat frame - section on "Removing"
2. Remove headliner => 708419 Removing and installing headliner - section on "Removing".
3. Remove front right side section trim. => 702419 Removing and installing front side section trim - section on "Removing"
4. Move carpeted floor out of work area.
Preliminary work for antenna lead for TV up to connection point
1. Remove rear roof trim panel. => 708519 Removing and installing rear roof trim panel - section on "Removing"
2. Remove D-pillar trim panel. => 706919 Removing and installing D-pillar trim panel - "Removing" section
3. Remove rear luggage compartment side-panel lining. => 700319 Removing and installing side-panel lining for rear luggage compartment - section on "Removing"
4. Unclip fastening part of headliner in rear area. => 708419 Removing and installing headliner - section on "Removing"
Preliminary work for antenna leads of receiver for digital radio up to the connection point
1. Remove side trim panel on the right for rear luggage compartment. => 700319 Removing and installing rear luggage compartment side-panel lining - section on "Removing"
2. Remove inner sill. => 680519 Removing and installing inner sill - "Removing" section
3. Move carpeted floor out of work area.
Preliminary work for antenna leads for right and left rear spoiler up to the connection point
1. Remove headliner => 708419 Removing and installing headliner - section on "Removing".
2. Remove top half of rear spoiler. => 665819 Removing and installing rear spoiler - section on "Removing"
Installing antenna lines
Installing antenna leads in passenger compartment up to connection point- (PCM/radio, Kessy control unit, telephone control unit and navigation unit, TV, receiver for digital radio, right and left rear spoiler)
CAUTION
Risk of destruction when removing electric components with the ignition on.
-> Switch off ignition and remove ignition key.
Overview of antenna leads in passenger compartment
Information
- The number of plugs can vary, depending on the vehicle equipment.
1. Release the connector -a, b and c- of the damaged antenna lead on the affected components -arrows- and disconnect. The illustration shows the connector of the display and operator control unit (PCM2) as an example.
Pulling off antenna lead connector
2. Cut off the connector of the damaged antenna lead, insulate, and locate at the main wire harness.
3. Route the new antenna lead along the main wire harness, guide it through the existing cable ducts and tie it to the main wire harness using tie-wraps -arrows-.
Tying the new antenna lead to the main wire harness
4. Connect the connectors -a, b and c- for the new antenna lead to the affected components until the connectors are felt to engage. The illustration shows the connector of the display and operator control unit (PCM2) as an example.
Connecting the antenna lead connector
Removing the antenna leads in the left rear spoiler up to the connection point
CAUTION
Risk of destruction when removing electric components with the ignition on.
-> Switch off ignition and remove ignition key.
Overview of antenna leads in left rear spoiler
1. Insert a plastic wedge between the body and hinge cover on the left and carefully unclip the hinge cover and take out.
Removing left hinge cover
2. Release the left wiring duct -arrow A- and take off from hinge -arrow B-.
Removing left wiring duct
3. Release cover -arrows C- , take it off -arrow D- and remove wiring duct from wire harness.
4. Loosen the adhesive tape -arrow A- and remove the tie-wrap -1-.
Pulling off the antenna leads on the right antenna amplifier
5. Release the light brown and curry coloured connector on the right antenna amplifier -arrows B- and pull off -arrow C-.
6. Pull off connector on white connection of right antenna amplifier -arrow D-.
7. Unscrew the fastening screw for the ground strap -arrow E- and fastening nut -arrow F-.
8. Take off both ground straps and the retaining bracket.
9. Remove GPS antenna. => 911319 Removing and installing GPS antenna - section on "Removing"
10. Pull off the antenna for the auxiliary heater from the Velcro strip section and take off.
Loosening the antenna for auxiliary heater
11. Remove left antenna amplifier. => 918419 Removing and installing antenna amplifier - section on "Removing"
12. Release the fuse for the telephone antenna -arrows A- and pull off the connector -arrow B-.
Pulling off connector
Information
- On vehicles up to model year 2004 the water line for the rear window washer is located in the right antenna lead set.
- On vehicles as of model year 2005 the water line for the rear window washer is located in the left antenna lead set.
13. Pull off water line from spray nozzle.
Pulling off water line from spray nozzle
14. Take out the rubber sleeve -arrow A- from the rear spoiler.
Removing line in rear spoiler
15. Pull off the wire harness from the Velcro strip sections -arrow B- and remove.
16. Unclip the hose for the spray nozzle on the roof frame -arrows A- and disconnect plug connection -arrows B-.
Unclipping the hose for the spray nozzle on the roof frame and disconnecting the plug connection
17. Remove the antenna leads from both line holders -arrow C-.
18. Pull off the connector for the left rear spoiler wire harness on the left rear roof frame.
Pulling off the connector on the right roof frame
19. Unscrew fastening nut -1- and remove ground strap together with torsion protection -a- from ground pin.
Loosening ground strap and removing support for socket
20. Release the support for the left rear spoiler wire harness socket -arrows A- and remove -arrow B-.
21. Release the right wire harness socket for the left rear spoiler -arrows A- and press out -arrow B-.
Loosening socket and removing ground strap
22. Release the support for the wire harness socket for the left rear spoiler -arrow C- , open it up -arrow D- and take out the lines -arrow E-.
Information
- The number of plugs can vary, depending on the vehicle equipment.
23. Release bracket -arrows A- and remove the plug connections -arrows B-.
Disconnecting plug connections
24. Release the plug connections for the antenna lead -arrow C- and disconnect -arrows D-.
25. Unscrew both fastening screws -1- for the receiver for the auxiliary heater.
Unscrewing fastening screws and disconnecting plug
26. Release the antenna connector of the receiver for the auxiliary heater -arrow A- and pull off -arrow B-.
27. Release the connector of the receiver for the auxiliary heater -arrow C- and pull off -arrow D-.
28. Press out the rubber sleeve in the direction of the left hinge -arrow A-.
Pulling out wire harness
29. Remove the wire harness on the left hinge to the rear from the rear spoiler and rear roof frame -arrows B-.
Removing the antenna leads in the right rear spoiler up to the connection point
CAUTION
Risk of destruction when removing electric components with the ignition on.
-> Switch off ignition and remove ignition key.
Information
- On vehicles up to model year 2004 the water line for the rear window washer is located in the right antenna lead set.
- On vehicles as of model year 2005 the water line for the rear window washer is located in the left antenna lead set.
- The procedure is described on the left side.
Overview of antenna leads in right rear spoiler
1. Insert a plastic wedge between the body and hinge cover on the right and carefully unclip the hinge cover and take out.
Removing right hinge cover
2. Release wiring duct -Arrow A- and remove it from hinge -Arrow B-.
Removing right wiring duct
3. Release cover for the hinge -Arrows C- , take it off -Arrow D- and remove wiring duct from wire harness.
4. Loosen the adhesive tape for the fixing device of the lines -Arrow A- and remove the tie-wrap -1-.
Loosening ground straps and adhesive tape, pulling off connector
5. Unscrew the fastening screw -Arrows B- for the ground strap and take out the ground strap.
6. Release black plug on right antenna amplifier -Arrow C- and pull off -Arrow D-.
7. Pull off connector on red connection of right antenna amplifier -Arrow E-.
8. Release connector on brake light -Arrow A- and pull it off -Arrow B-.
Pulling off brake light connector
9. Release plug connections to rear window heater -Arrow A- and disconnect -Arrows B-.
Disconnecting plug connections, pulling off Styrofoam element
10. Pull off Styrofoam element from plug connection to rear window antenna -Arrow C-.
11. Release plug connection to rear window antenna -Arrow D- and disconnect -Arrows E-.
12. Remove the rubber sleeve from the rear spoiler -Arrow A- and take out the wire harness from the Velcro strip sections -Arrows B- and remove.
Loosening wire harness
13. Release the support for the socket on the rear right roof frame -Arrows A- and take out -Arrow B-.
Releasing the socket
14. Release the support for the wire harness socket for the right rear spoiler -Arrow C- , open it up -Arrow D- and take out the lines -Arrow E-.
15. Unscrew the fastening nuts -1- and take out the ground strap with the twist lock -a- from the ground pin.
Unscrewing ground strap and pulling off connector
16. Pull off the connector.
17. Release the socket -Arrows A- and pull it out -Arrow B-.
Pulling out socket
18. Cut tie-wrap -a-.
Unlocking plug connections
Information
- The number of plugs can vary, depending on the vehicle equipment.
19. Release bracket -Arrows A- and remove the plug connections -Arrows B-.
20. Release the plug connections -Arrow C- and separate -Arrows D-.
21. Press out the rubber sleeve in the direction of the right hinge -Arrow A-.
Pulling out wire harness
22. Remove the wire harness on the right hinge to the rear from the rear spoiler and rear roof frame -Arrows B-.
Installing the antenna leads in the left rear spoiler up to the connection point
Overview of antenna leads in left rear spoiler
Information
- When installing the wire harness, make sure the insulation of the line is not damaged.
Information
- The line must run over the pneumatic spring for the rear lid.
1. Push the wire harness along the left hinge into the passenger compartment and to the rear spoiler -arrows A-.
Running in wiring harness
2. Pull out the wire harness through the body, roof frame opening -arrow A- downward -arrow B-. If necessary, push lead from the outside.
3. Coat the rubber sleeve with soap suds and pull in -arrow A- , until this is felt to engage in the opening -arrow B-.
Pulling in rubber sleeve
4. Push on the receiver antenna connector for the auxiliary heater -arrow A- , until the connector -arrow B- is felt to engage.
Pushing on connector and screwing down receiver
5. Push on the receiver connector for the auxiliary heater -arrow C- , until the connector -arrow D- is felt to engage.
6. Screw down the receiver for the auxiliary heater using the fastening screws -1-.
Information
- The number of plugs can vary, depending on the vehicle equipment.
7. Push the connectors of the antenna leads in the sockets of the same colour -arrows A- until the connectors -arrow B- are felt to engage.
Pushing connectors into sockets of same colour
8. Press the plug connections for the antenna leads into the brackets -arrows C- until the lugs -arrows D- are felt to engage.
9. Insert the socket into the support for the socket -arrow A- , until the connectors -arrows B- are felt to engage.
Installing socket and ground strap
10. Insert the lines for the left rear spoiler into the support for the socket -arrow C-.
11. Close the support -arrow D- until the locking tab -arrow E- is felt to engage.
12. Press in support for socket -arrow A- until locking tabs -arrows B- are felt to engage.
Installing support for socket and screwing down ground cable
13. Screw down both ground straps together with torsion protection -a- to ground pin with fastening nut -1-. => Tightening torque: 9 Nm (6.5 ftlb.)
14. Insert the connector to the rear left roof frame, until the connectors are felt to engage.
Connecting the connector to the rear left roof frame
15. Insert the antenna leads in both holders -arrow A-
Clipping the hose for the spray nozzle on the roof frame and connecting the plug connection
16. Connect together the plug connection on the hose for the spray nozzle -arrows B- and clip onto the roof frame -arrows C-.
17. Coat the rubber sleeve with soap suds and press into the rear spoiler -arrow A-.
Positioning wire harness in rear spoiler
18. Position wire harness in rear spoiler and press onto Velcro strip sections to secure -arrow B-.
Information
- On vehicles up to model year 2004 the water line for the rear window washer is located in the right antenna lead set.
- On vehicles as of model year 2005 the water line for the rear window washer is located in the left antenna lead set.
19. Push the water line onto the spray nozzle.
Pushing the water line onto the spray nozzle
20. Connect the connector for the telephone antenna to the line -arrow A- , until the lugs of the telephone antenna fuse -arrows B- are felt to engage.
Connecting telephone antenna plug
21. Install the left antenna amplifier. => 918419 Removing and installing antenna amplifier - section on "Installing"
22. Route the antenna for the auxiliary heater and press onto the Velcro strip section.
Fastening the antenna for the auxiliary heater
23. Install GPS antenna. => 911319 Removing and installing GPS antenna - section on "Installing"
24. Insert the retaining bracket and screw down both ground straps with the fastening nuts -arrow A- and the fastening screw -arrow B -.
Connecting the antenna leads on the left antenna amplifier
25. Push the wire harness under the right wire harness and connect the white connector to the white connection of the right antenna amplifier -arrow C -.
26. Push both connectors onto the sockets of the same colour of the right antenna amplifier -arrow D - , until the lugs are felt to engage.
27. Fasten the lines with a new tie-wrap -1- and secure with new adhesive tape -arrow E -.
28. Insert the wire harness of the left rear spoiler into the wiring duct and press on the cover -arrow A- , until the lugs -arrows B- are felt to engage.
Installing the left wiring duct
29. Push wiring duct onto left hinge -arrow C - until locking tabs -arrow D - are felt to engage.
30. Clip in left hinge cover.
Installing left hinge cover
Installing the antenna leads in the right rear spoiler up to the connection point
Overview of antenna leads in right rear spoiler
Information
- The number of plugs can vary, depending on the vehicle equipment.
Information
- On vehicles up to model year 2004 the water line for the rear window washer is located in the right antenna lead set.
- On vehicles as of model year 2005 the water line for the rear window washer is located in the left antenna lead set.
- The procedure is described on the left side.
Information
- When installing the wire harness, make sure the insulation of the line is not damaged.
Information
- The line must run over the pneumatic spring for the rear lid.
1. Push the wire harness for the right rear spoiler along the hinge on the right into the passenger compartment and to the rear spoiler -Arrows A-.
Laying wiring harness
2. Pull out the wire harness through the body, roof frame opening -Arrow A- downward -Arrow B-. If necessary, push lead from the outside.
3. Pull in rubber sleeve -Arrow A- until it is felt to engage in opening -Arrow B-.
Screwing down ground strap
4. Push on the ground strap with the twist lock -a- onto the ground pin and screw down the fastening nut -1-. => Tightening torque: 9 Nm (6.5 ftlb.)
Information
- When installing the wire harness, make sure the insulation of the line is not damaged.
5. Push the connectors of the antenna leads in the sockets of the same colour -Arrows A- until the connectors -Arrow B- are felt to engage.
Connecting the connector for the antenna leads
6. Fasten line with a new tie-wrap -a-.
7. Press the plug connection for the antenna leads into the bracket -Arrows C- until the lugs -Arrows D- are felt to engage.
8. Push socket into socket support -Arrow B- until locking tabs -Arrows A- are felt to engage.
Installing socket
9. Insert the lines for the right rear spoiler to the right rear roof frame in the support for the sockets -Arrow A-.
Inserting the socket supports
10. Close the support -Arrow B- until the locking tab -Arrow C- is felt to engage.
11. Press in the connector for the socket -Arrow D- , until the lugs -Arrows E- are felt to engage.
12. Insert the connector on the right rear roof frame -Arrow A- , until the lugs -Arrows B- are felt to engage.
Inserting the connectors
13. Coat the rubber sleeve with soap suds and press into the rear spoiler -Arrow A-.
Installing wire harness in rear spoiler
14. Position wire harness in rear spoiler and press onto Velcro strip segments -Arrows B-.
15. Connect the red connector to the red connection on the right antenna amplifier -Arrow A-.
Fastening the ground straps and adhesive tape, connecting the connector
16. Connect the antenna connector to the socket with the same colour of the right antenna amplifier -Arrow B- , until the connector is felt to engage.
17. Tighten ground strap with fastening screw -Arrow C-.
18. Fasten the lines with a new tie-wrap -1- and secure with new adhesive tape -Arrow D-.
19. Screw down the antenna lead for Kessy with the fastening screw to the right antenna amplifier -Arrow A- and press onto the Velcro strip section -Arrow B-.
Fastening the Kessy antenna lead
20. Press the plug connection together -Arrows A- , until the connector -Arrow B- is felt to engage.
Connecting plug connection
21. Push Styrofoam element over plug connection -Arrow C-.
22. Attach connector onto brake light -Arrow A- until locking tab is felt to engage.
Connecting the brake light connector
23. Push the plug connections together -Arrows B- , until the connectors are felt to engage.
24. Insert the wire harness of the right rear spoiler into the wiring duct and press on the cover -Arrow A- , until the lugs -Arrows B- are felt to engage.
Installing the right wiring duct
25. Push wiring duct onto right hinge -Arrow C - until locking tabs -Arrow D- are felt to engage.
26. Clip in right hinge cover.
Installing right hinge cover
Subsequent work
Subsequent work for antenna lead of PCM/radio and Kessy control unit up to connection point
1. Install dashboard. => 701819 Removing and installing dashboard - section on "Installing"
2. Install headliner => 708419 Removing and installing headliner - section on "Installing".
Subsequent work for antenna lead for telephone control unit and navigation unit up to connection point
1. Lay carpeted floor.
2. Install front right side section trim. => 702419 Removing and installing front side-section trim panel - section on "Installing"
3. Install headliner => 708419 Removing and installing headliner - section on "Installing".
4. Install front right seat frame. => 720919 Removing and installing front seat frame - section on "Installing"
Subsequent work for antenna lead for TV up to connection point
1. Clip fastening part of headliner in rear area. => 708519 Removing and installing rear roof trim panel - section on "Installing"
2. Install rear luggage compartment side-panel lining. => 700319 Removing and installing side-panel lining for rear luggage compartment - section on "Installing"
3. Install D-pillar trim. => 706919 Removing and installing D-pillar trim panel - "Installing" section
4. Install rear roof trim panel. => 708519 Removing and installing rear roof trim panel - section on "Installing"
Subsequent work for antenna leads of receiver for digital radio up to the connection point
1. Lay carpeted floor.
2. Install inner door sill trim => 680519 Removing and installing inner door sill trim - section on "Installing".
3. Install rear right luggage compartment side-panel lining. => 700319 Removing and installing side-panel lining for rear luggage compartment - section on "Installing"
Subsequent work for antenna leads for right and left rear spoiler up to the connection point
1. Install top half of rear spoiler. => 665819 Removing and installing rear spoiler - section on "installing"
2. Install headliner => 708419 Removing and installing headliner - section on "Installing".