Checking components and wiring

Check that fuse 11D/2 is intact.

Check the cable between relay 2/83 terminal #3 and the trailer connector. Check for an open-circuit according to Open-circuit, permanent faults . Check for a short-circuit to ground according to Short-circuit to ground, permanent faults .

Check the cable between the trailer connector and the ground terminal for an open-circuit according to Open-circuit, permanent faults .

Remedy as necessary.

Other information:

For further information about signals and other values, see Signal specification
To connect the breakout box, see Connecting the breakout box .
To access the integrated relay / fusebox in the cargo compartment, see Relay/fuse box cargo compartment/Rear electronic module (REM), replacing .

Fig 1: Identifying Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Relays

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected?