Backup Lamp Switch: Service and Repair

Back-up (reversing) lamps switch

Note! As the illustrations in this service information are used for different model years and / or models, some variation may occur. However, the essential information in the illustrations is always correct.

Removing the back-up lamp switch, gearbox M56

Ignition off
Remove the air cleaner (ACL) housing.





Remove the following items:
- the gear selector cables from the levers. 999 7077 Jimmy bar 999 7077 Jimmy Bar
- the gear selector cables from the brackets to prevent bending them when removing the lever.







Remove the following items:
- pin. 999 7221 Press tool 999 7221 Press Tool.
- the lever






Remove the following items:
- the connector from the back-up lamp switch.
- the back-up light switch. 999 5543 SOCKET NV-22 HO2S 999 5543 Socket NV-22 HO2S

Installation

Note! For tightening torques, see Tightening torque, M56, AW55-50/51SN, M66 [1][2]Mechanical Specifications.

Installing back-up (reversing) lamp switch




Install the new back-up light switch. 999 5543 SOCKET NV-22 HO2S 999 5543 Socket NV-22 HO2S Tighten to: 24 Nm.

Installing the connector




Pull out the secondary lock. 951 2853 Terminal removal tool 951 2853 Terminal Removal Tool.





Install the cables in the connector with the opening for the primary lock facing up as illustrated. Press in the secondary lock.

Joining cables
Splice the new connector with cables to the existing wiring. Joining cables

Installing the connector




Install the connector with the wiring on the back-up lamp switch. Install a tie-strap as illustrated so that the cable harness is not in contact with the gear selector cable.






Install the following items:
- transmission lever 999 7221 Press tool 999 7221 Press Tool to press in the pin
- the gear selector cables in the bracket
- selector cables to levers.

Install the air cleaner (ACL) housing.
Check the function.