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)	Bussed electrical center (BEC) fuse(s): 58 (30A) 62 (30A) 65 (30A) Circuitry. SJB.	Refer to MODULE COMMUNICATIONS NETWORK .
The interior lamps are inoperative	Bussed electrical center (BEC) fuse(s): 58 (30A). 62 (30A). 65 (30A). Circuits. Smart junction box (SJB).	Go To PINPOINT TEST A .
The front dome lamps are inoperative	Lamp. Circuits. Smart junction box (SJB).	Go To PINPOINT TEST B .
The rear dome lamps are inoperative	Lamp. Circuits. Smart junction box (SJB).	Go To PINPOINT TEST C .
The stepwell, footwell or approach lamps are inoperative	Lamp. Circuits. Smart junction box (SJB).	Go To PINPOINT TEST D .
The interior lamps stay on continuously	Door ajar switch (es). Dimmer switch. Circuitry. Smart junction box (SJB).	Go To PINPOINT TEST E .
The interior lamps do not turn on with one door open	Door ajar switch (es). Circuitry. Smart junction box (SJB).	Go To PINPOINT TEST F .
The illuminated entry is inoperative when using the remote keyless entry (RKE) transmitter/keyless entry keypad	Circuitry. Smart junction box (SJB).	Go To PINPOINT TEST I .
The illuminated entry does not fade-out	Circuitry. Smart junction box (SJB).	Go To PINPOINT TEST E .
The demand lighting is inoperative	Lamp(s). Circuitry. Smart junction box (SJB).	Go To PINPOINT TEST G .
An individual demand lamp is inoperative	Lamp. Circuitry.	Go To PINPOINT TEST H .