Symptom Chart

WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. 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)	Fuse Wiring, terminals or connectors SJB	REFER to MODULE COMMUNICATIONS NETWORK article.
The autolamps are inoperative	Light sensor SJB	Go to Pinpoint Test F .
The autolamps are on continuously	Wiring, terminals or connectors Light sensor Headlamp switch SJB	Go to Pinpoint Test G .
The autolamp time delay is inoperative	SJB	CHECK the SJB configuration and make sure the autolamp feature is configured correctly. If the SJB is configured correctly, INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES article. If the SJB is not configured correctly, RECONFIGURE the SJB. REFER to MODULE CONFIGURATION article. TEST the system for normal operation.