Checking Back-Up (Reversing) Lamp Switch

Fig 1: Identifying Ignition Switch OFF Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.

  HINT: Check the back-up (reversing) light switch resistance between connector 54/1 terminal #24 and ground with gears 1 to 5 engaged. Resistance should be high. 

  The back-up gear switch should be open in all gear positions except back-up gear.

  Remedy as necessary.

  Other information: 

  • To access the back-up (reversing) lamp switch, see
    • Back-up lamp switch, replacing
    • For M56 and M58 2001- see Back-up lamp switch, replacing
    • For M66AWD 2004-, see Back-up lamp switch, replacing .
    .
  Fig 2: Identifying Connector Terminals

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Ohmmeter

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Checking Cable