Pinpoint Test H: The STOPLAMP Are On Continuously

WARNING: This page is about a different car, the 2007 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.

H1 CHECK CIRCUIT CBB38 (GY/BU) FOR A SHORT TO VOLTAGE
- Key in OFF position.
- Disconnect: Battery Junction Box (BJB) Fuse 38 (7.5A)
- Do the stoplamp continue to illuminate?
1. YES : Go to H2.
2. NO : REPAIR the circuit. TEST the system for normal operation.
H2 CHECK CIRCUIT CBB42 (GN) FOR A SHORT TO VOLTAGE
- Disconnect: BJB Fuse 42 (7.5A)
- Do the stoplamp continue to illuminate?
1. YES : Go to H3.
2. NO : REPAIR the circuit. TEST the system for normal.
H3 CHECK THE STOPLAMP SWITCH
- Disconnect: Stoplamp Switch C278
- Do the stoplamp continue to illuminate?
1. YES : For vehicles equipped with the STX package, go to H4 .
  For all others, go to H5 .
2. NO : INSTALL a new stoplamp switch. REFER to Stoplamp Switch in this article. TEST the system for normal operation.
H4 CHECK CIRCUIT CCB08 (VT/WH) FOR A SHORT TO VOLTAGE
- Disconnect: Multifunction Switch C202a
- Do the stoplamp continue to illuminate?
1. YES : REPAIR circuit CCB08 (VT/WH). TEST the system for normal operation.
2. NO : INSTALL a new multifunction switch. REFER to STEERING COLUMN SWITCHES article. TEST the system for normal operation.
H5 CHECK THE MULTIFUNCTION SWITCH
- Disconnect: Multifunction Switch C202a
- Do the stoplamp continue to illuminate?
1. YES : If the high mounted stoplamp is on continuously, REPAIR circuit CCB08 (VT/WH). TEST the system for normal operation.
  If the LH rear stoplamp is on continuously, REPAIR circuit CLS35 (VT). TEST the system for normal operation.
  
  If the RH rear stoplamp is on continuously, REPAIR circuit CLS36 (YE). TEST the system for normal operation.
2. NO : INSTALL a new multifunction switch. REFER to STEERING COLUMN SWITCHES article. TEST the system for normal operation.