Symptom Chart

WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
No communication with the smart junction box (SJB)	Circuitry. SJB.	REFER to MODULE COMMUNICATIONS NETWORK .
The stoplamps are inoperative	Circuitry. Stoplamp switch. Smart junction box (SJB).	Go To PINPOINT TEST F: THE STOPLAMPS ARE INOPERATIVE .
One or more stoplamps are inoperative	Circuitry. High mounted stoplamp. Smart junction box (SJB).	Go To PINPOINT TEST G: ONE OR MORE STOPLAMPS ARE INOPERATIVE .
The stoplamps are on continuously	Circuitry. Stoplamp switch. Brake shift interlock solenoid. Smart junction box (SJB).	Go To PINPOINT TEST H: THE STOPLAMPS ARE ON CONTINUOUSLY .