Checking the wires and components

Check that relay for "Rear fog lamp" (location 2/49) is correctly installed.

Check relay connection (2/49) for contact resistance and oxidation as described in Contact resistance and oxidation , and for a loose contact as described in Loose connections (terminals) .

Additional information:

For information on signals and additional values:
- For -2003, see Signal specification
- For 2004, see Signal specification
To connect the test box, see Connecting the breakout box
To access rear electronic module (REM), see Integrated relay/fusebox cargo compartment/Rear electronic module (REM), replacing
When relay is installed and activated, relay control voltage (2) should be 0V.

Fig 1: Identifying Ohm Meter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Relays

Courtesy of VOLVO CARS OF NORTH AMERICA.