8. Check Headlamp Input Signal Circuit

1. Stop engine.
2. Disconnect headlamp battery saver control unit harness connector.
3. Disconnect BCM harness connector.
4. Disconnect combination meter harness connector.
5. Check harness continuity between the following;

   headlamp battery saver control unit terminals 2, 8 and combination meter terminal 32,

   BCM terminal 5 and combination meter terminal 32.

   Refer to Wiring Diagram.

   1. Continuity should exist. 
6. Also check harness for short to ground and short to power.

OK or NG 

OK: GO TO 10.

NG: GO TO 9.