Explorer AWD V6-4.0L VIN K Flex Fuel (2003)
Test AB4-AB5
Normal Operation
Circuit 14 (BN), under normal operation, supplies power to the exterior lamps and the coil side of the trailer tow parking lamp relay. When the trailer
tow parking lamp relay is energized, voltage received from circuit 1043 (DG/YE) is switched to the trailer tow connector through circuit 962
(BN/WH). Ground is supplied to the trailer tow parking lamp relay through circuit 1205 (BK).
Possible Causes
-
circuit 14 (BN) open
-
circuit 962 (BN/WH) open
-
circuit 1043 (DG/YE) open
-
circuit 1205 (BK) open
-
trailer tow parking lamp relay
-
trailer
Tests AC
PINPOINT TEST AC: THE TRAILER LAMPS ARE INOPERATIVE - REVERSING LAMPS