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Auto Headlamps Will Not Turn Off

Test 1 - 2:




Test 3 - 8:




Test 9 - 10:






SYMPTOM
AUTO HEADLAMPS WILL NOT TURN OFF

POSSIBLE CAUSES
- Headlamp switch function
- Automatic headlamp light sensor open
- Ultralight sensor signal open
- BCM ultralight sense circuit open
- Auto headlamp sensor circuit shorted
- Ultralight sensor signal shorted to ground
- BCM ultralight sense circuit shorted
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