F 150 2WD V8-4.6L VIN W (2007)
O4
Normal Operation
The vehicle security module (VSM) is supplied battery voltage through circuit 195 (TN/WH). When exterior lamps are turned on by the VSM, voltage
is routed from circuit 195 (TN/WH) to circuit 14 (BN) through an internal relay.
Possible Causes
-
Fuse
-
Circuit 14 (BN) open
-
Circuit 195 (TN/WH) open
-
VSM
Test P: One or More Parking, Rear or License Plate Lamps Is Inoperative
PINPOINT TEST P: ONE OR MORE PARKING, REAR OR LICENSE PLATE LAMPS IS INOPERATIVE
P1-P2
