Checking Wiring / Back-Up (Reversing) Light Switch

Check the cable between the central electronic module (CEM) terminal #1A and the back-up (reversing) lamp switch terminal #2 (3/10). Check for an intermittent short-circuit to ground.

Also check the back-up (reversing) lamp switch. Check for an intermittent short-circuit to ground.

Remedy as necessary.

Other information: 

• For information on the central electronic module (CEM):
  • For -2004, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING
  • For 2005-, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING .
• To access the back-up (reversing) lamp switch, see BACK-UP LAMP SWITCH, REPLACING .

Fig 1: Back-Up Lamp Switch

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Ohm Meter

Courtesy of VOLVO CARS CORPORATION

Fig 3: Ground Terminals

Courtesy of VOLVO CARS CORPORATION

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