Park Lamps Will Not Turn Off

Tests 1 - 5:

Tests 6 - 7:

SYMPTOM
PARK LAMPS WILL NOT TURN OFF

POSSIBLE CAUSES
- Park lamp relay control circuit shorted to ground
- Park lamp relay output circuit shorted to voltage
- Park lamp switch sense circuit shorted to ground
- Park lamp relay defective (control shorted) by default
- Headlamp switch defective, shorted
- BCM defective (park lamp switch sense closed) by default