Aviator 2WD V8-4.6L DOHC (2003)
Test O4
Normal Operation
The headlamp switch is supplied battery voltage through circuit 195 (TN/WH). When the headlamp switch is turned to the parking lamps ON position
the headlamp switch supplies voltage to circuit 14 (BN), which in turn supplies power to the exterior lamps. Ground is provided to the bulbs through
circuit 1205 (BK).
Possible Causes
-
Circuit 195 (TN/WH) open.
-
Circuit 14 (BN) open.
-
Circuit 1205 (BK) open.
-
Headlamp switch.
Test P
PINPOINT TEST P: THE PARKING, REAR OR LICENSE LAMPS ARE ON CONTINUOUSLY
Test P1-P3
Normal Operation
The headlamp switch is supplied battery voltage through circuit 195 (TN/WH). When the headlamp switch is turned to the parking lamps ON position,
the headlamp switch supplies voltage to circuit 14 (BN), which in turn supplies power to the exterior lamps. Ground is provided to the bulbs through
