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Home >> Volvo >> 2012 >> XC90 R-Design, AWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical - Symptom Related Diagnostic Procedures - 2 Of 2 >> Checking The Back-Up (Reversing) Lamp (2) (2003-04) >> Checking The Back-Up (Reversing) Lamp (2) >> Checking The Wiring

Checking The Wiring

Check the cable between fuse 11D/4 terminal #2 and relay 2/80 terminal #5. Check the cable between relay 2/80 terminal #3 and the left and right upper lamp housing switches terminal #3. Check these cables for a short-circuit to supply voltage according to SHORT-CIRCUIT TO SUPPLY VOLTAGE. PERMANENT FAULTS .

Remedy as necessary.

Other information: 

Fig 1: Identifying Terminals
GLL104023Courtesy of VOLVO CARS CORPORATION
Fig 2: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS CORPORATION