Daytime Running Lamp Control Unit: Testing and Inspection

Daytime Running Lights Control Unit Input Test - Canada




1. Disconnect the 14P connector (A) from the daytime running lights control unit (B).
2. Inspect the connector and socket terminals to be sure they are all making good contact.
- If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
- If the terminals look OK, go to step 3.




3. Make these input test at the connector.
- If any test indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, the control unit must be faulty; replace it.