Checking Components And Wiring
V70 and XC70
Check the cable between Central electronic module (CEM) #A2 and left light housing #C1 (10/1) for open circuit as well as short-circuiting to voltage.
Other vehicles.
Check the cable between the central electronic module (CEM) terminal #A2 and the left lamp housing terminal #5A (10/1). Check for an open-circuit. Check for a short-circuit to supply voltage.
HINT: The actuator motor is supplied with voltage via the parking lamp circuit. If the parking lamp does not function carry out the following checks:
Check the main fuse, passenger compartment fuse and relay for the parking lamps.
Check that the left parking lamp bulb is intact.
V70 and XC70
Check the cable between passenger compartment fuse and light housing #A3 as well as light housing #4A and ground connection for open circuit.
Other vehicles.
Check the cable between the passenger compartment fuse and lamp housing terminal #2A. Check the cable between lamp housing terminal #1A and the ground terminal. Check for an open-circuit.
Replace the lamp housing if no fault is found.
Other information:
- To connect the breakout box, see Connecting the Breakout Box
- To access or replace the lamp housing, see Headlamp/Bulb, Replacing
- For information about signals, see Signal Specification
- See Checking Wiring And Terminals .
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Refer to Verification