Expedition 2WD V8-5.4L (2009)
-
Ignition ON.
-
Do the front parking lamps illuminate?
Yes
REMOVE the jumper wire. GO to P6.
No
REMOVE the jumper wire. REPAIR circuit CLS30 (VT/WH) for an open. TEST the system for normal operation.
-------------------------------------------------
P3 CHECK THE SJB REAR PARKING LAMPS OUTPUT CIRCUIT FOR AN OPEN
-
Disconnect: SJB C2280d.
-
Connect a fused jumper wire between the positive battery terminal and the SJB C2280d-20, circuit CLS30 (VT/WH), harness side.
-
Do the rear parking lamps illuminate?
Yes
REMOVE the jumper wire. GO to P6.
No
REMOVE the jumper wire. REPAIR circuit CLS30 (VT/WH) for an open. TEST the system for normal operation.
-------------------------------------------------
P4 CHECK FOR VOLTAGE TO THE INOPERATIVE PARKING LAMP(S)
-
Place the headlamp switch in the OFF position.
-
Disconnect: Inoperative Lamp.
-
Place the headlamp switch in the PARKING LAMPS ON position.
-
Measure the voltage between the inoperative lamp, harness side and ground as follows:
Expedition
