Mountaineer AWD V6-4.0L VIN K Flex Fuel (2003)
Test AA4-AA5
Normal Operation
When the LH trailer tow turn relay is energized, power is routed from circuit 175 (BK/YE) to the trailer tow connector through circuit 52 (YE). When
circuit 374 (DB/WH) is supplied power from the multifunction switch (such as when the brakes are applied or the LH turn signal is engaged), the LR
turn relay is energized.
Possible Causes
-
circuit 52 (YE) open
-
circuit 175 (BK/YE) open
-
circuit 374 (DB/WH) open
-
circuit 1205 (BK) open
-
trailer tow turn lamp relay
-
trailer
Tests AB
PINPOINT TEST AB: THE TRAILER LAMPS ON INOPERATIVE - PARKING LAMPS