Expedition 4WD V8-5.4L VIN 5 (2006)
Brake Lamp: Pinpoint Tests
Test H: The Stoplamps Are Inoperative
PINPOINT TEST H: THE STOPLAMPS ARE INOPERATIVE
H1-H2
Normal Operation
The stoplamp switch is supplied voltage from the central junction box (CJB) fuse 2 (20A) through circuit 10 (LG/RD). When the brake pedal is
applied, the stoplamp switch routes voltage to the stoplamps through circuit 511 (LG).
Possible Causes
-
Fuse
-
Circuit 10 (LG/RD) open
-
Circuit 511 (LG) open
-
Stoplamp switch
Test I: One Or More Stoplamps Are Inoperative
PINPOINT TEST I: ONE OR MORE STOPLAMPS ARE INOPERATIVE