Installing

WM 970919 Removing and installing main wiring harness - floor area and right-hand side

Technical values





Preliminary work

Preliminary work - Removing and installing main wiring harness - floor area and right-hand side

Installing main wiring harness - dashboard area => Installing main wiring harness - dashboard area

Installing main wiring harness - centre console. => Installing main wiring harness - centre console

Installing main wiring harness - floor area and right-hand side

Information

- The repair instructions document "Main wire harness" is divided into several sections because of its size.

- For body repairs, refer to the specific sections on installing and removing individual sections of wiring.





1. Fit wire harness with wiring duct (rear door floor area) on threaded bolts -Arrows A- and fasten with two new tie-wraps -B-.





2. Fit line (B-pillar floor area) on threaded bolts -Arrows A-.





Only for vehicles with level adjustment.
3. Insert air tubes in wiring duct -Arrows B- and close the wiring duct -Arrow C- until locking tabs are felt to engage.
4. Push line (under right front seat) onto threaded bolt -Arrow A-.





5. Fit ground strap together with the twist lock on the threaded bolt -Arrow B- bolt and screw down with the fastening nut -1-. => Tightening torque: 6.5 ftlb.
6. Push line down through transmission tunnel -Arrow C-.
7. Push on connector at tyre filling connection (under right front seat) -Arrow A- until locking tabs -B- are felt to engage.





A-pillar
8. Thread line through A-pillar -Arrow A- (if necessary, fasten line to a tie-wire and pull it through the A-pillar).





9. Fit ground straps together with twist lock on threaded bolt -Arrow B- and screw down with fastening nut -1-. => Tightening torque: 6.5 ftlb.

B-pillar
10. Push lead through B-pillar to the outside.

A- & B-pillar





11. Push sockets into socket bracket -Arrows A- until locking tabs are felt to engage -B-.
12. Push in connector holder -Arrow C- until locking tabs -D- are felt to engage.
13. Push in connectors -Arrow A- until locking tabs -B- are felt to engage.





14. Push on wire sleeve -Arrow C- until locking tabs -D- are felt to engage.

Only for vehicles with electric adjustment fitting.
15. Press down protective cover on connector (B-pillar) -Arrow A- and maintain in this position.





16. Insert connector -Arrow B- until locking tab -C- is felt to engage.
17. Fit ground straps together with twist lock on threaded bolt -Arrow D- and screw down with fastening nut -1-. => Tightening torque: 6.5 ftlb.
18. Clip line to B-pillar -arrows-.





Only for vehicles with level adjustment.
19. Push line for compressor (B-pillar floor area) down and through -arrow- and fasten rubber sleeve in floorpan.





20. Insert connector in airbag sensor for B-pillar. => 695119 Removing and installing airbag sensor - section on "Installing"
21. Push line with corrugated hose holders (under rear seat) onto threaded bolt -Arrow A- and clip it in -Arrow B-





22. Push through line to fuel-level sensor -Arrow A- in downwards direction, and fasten together with rubber sleeve.





23. Push on connector -Arrow B- until locking tab -C- is felt to engage.
24. Fit cap under right rear seat. => Removing fuel tank
25. Place rear seat support in installation position -Arrow A- and secure with fastening screws -5-.





26. Press the corrugated hose holder onto the threaded bolt -Arrow B-.
27. Clip line to the rear seat support -Arrow C-.
28. Insert line in the clip -Arrow D- and close clip -Arrow E- until the locking tabs are felt to engage.
29. Push on connector -Arrow F- until locking tab -G- is felt to engage.
30. Push in connectors on KESSY antenna (under rear seat) -Arrow A- until locking tabs -B- are felt to engage.





31. Place KESSY antenna in installation position -Arrow C- and fasten with the styrofoam elements -Arrow D-.
32. Fit wiring duct on threaded bolt and wheel housing seam -Arrows A-.





33. Fit ground strap together with the twist lock -a- on the threaded bolt -Arrow B- and screw down with the fastening nut -1-. => Tightening torque: 6.5 ftlb.
34. Press down the protective cover on the plug -Arrow A- and maintain in this position.
35. Remove airbag sensor on C-pillar => 695119 Removing and installing airbag sensor - section on "Removing".
36. Press down protective cover on connector (C-pillar) -Arrow A- and maintain in this position.





37. Insert connector -Arrow B- until locking tab -C- is felt to engage.
38. Fasten line with a new tie-wrap -D-.
39. Push in connectors (filler-flap lock) -Arrow A- until locking tabs -B- are felt to engage.





40. Thread the line (along rear of side window) behind the head airbag -Arrow A- and clip it in -Arrows B-.





41. Clip line on rear cross member -Arrow A-.





42. Insert the two connectors -Arrow B- until the locking tabs are felt to engage.
43. Clip in connector bracket (D-pillar lower right) -Arrows A-.





44. Push in connectors -Arrows B- until locking tabs are felt to engage.
45. Fit ground strap together with twist lock -a- on the threaded bolt -Arrow C- and secure with fastening nut -1- => Tightening torque: 6.5 ftlb..
46. Connect line to threaded bolt -Arrow D-.
47. Insert connector of lateral acceleration sensor (luggage compartment right) -Arrow A- until locking tab -B- is felt to engage.





48. Push line through wheel housing -Arrow C- and fasten with rubber sleeve. Then Push line holder onto threaded bolt -Arrow D-.
49. Lift vehicle => 40 Lifting the vehicle.

Only for vehicles with level adjustment.





50. Push in both connectors (underbody right) -Arrow A- until locking tabs -B- are felt to engage.
51. Clip line to level adjustment compressor (transmission tunnel) -Arrow C-.
52. Push line -a- and (only in cars with additional heating) -b- with corrugated hose holders onto threaded bolts -arrows-.





53. Insert connectors at the transmission -Arrows A- until locking tabs -B- are felt to engage.





54. Fasten line with a new tie-wrap -C-.
55. Push in the connectors for LOW range, centre-differential lock and oil level sensor -Arrows A- until locking tabs -B- are felt to engage.

Only in cars with additional heating





56. Push line with corrugated hose holder onto threaded bolt (transmission tunnel) -Arrow A-.
57. Push connector onto metering pump -Arrow B- until locking tabs -C- are felt to engage.
58. Connect plug connection -Arrows A- until locking tabs -B- are felt to engage.

Only in vehicles with Bi-Xenon headlights





59. Push connector onto sensor for headlight levelling system (rear wheel suspension) -Arrow A- until locking tabs -B- are felt to engage.
60. Connect plug connection (rear wheel housing) -Arrows A- until locking tab -B- is felt to engage.





61. Clip in plug connection -Arrow C-.
62. Push in connectors on carbon canister -2- and on leak diagnosis pump (USA) -3- until locking tabs are felt to engage.





63. Tighten the five fastening screws on the carbon canister and the two on the degassing tank in the right wheel housing to the specified torque -arrows-.





Only for vehicles with tyre pressure monitoring system.





64. Push connector onto antenna for tyre pressure monitoring system (rear wheel housing) -Arrow A- until locking tab -B- is felt to engage.
65. Lower the vehicle.

Lay floor carpeting in passenger compartment.

Install front right side-section trim panel=> 702419 Removing and installing front side-section trim panel - section on "Installing".

Install right B-pillar trim panel => 706719 Removing and installing B-pillar trim panel - section on "Installing".

Install tilt sensor control unit => 966319 Removing and installing tilt sensor control unit - section on "Installing".

Install loudspeaker amplifier => 914419 Removing and installing loudspeaker amplifier - section on "Installing".

Install CD changer => 916019 Removing and installing CD changer - section on "Installing".

Install control unit for trailer hitch => 669619 Removing and installing control unit for trailer hitch - section on "Installing".

Install TV tuner => 911719 Removing and installing TV tuner - section on "Installing".

Install side trim panel for rear luggage compartment.=> 700319 Removing and installing side trim panel for rear luggage compartment - section on "Installing"

Install right rear light.=> 943119 Removing and installing rear light - section on "Installing"

Install rear right wheel housing liner. => "Rep. Gr. 66 76 19 Removing and installing rear wheel housing liner "

Install Kessy antenna on rear impact member => 966719 Removing and installing Kessy antenna - section on "Installing"

Connect the battery => 90 Work instructions after disconnecting the battery.