Smart Junction Box (SJB)

WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: The smart junction box (SJB) is also known as the generic electronic module (GEM).

The SJB is a combination of a multifunction electronic module and an interior fuse panel. The SJB functions control multiple vehicle systems which include:

Battery saver
Convertible top (if equipped)
Convertible top drop window function (if equipped)
Exterior lighting
Heated rear window
Interior lighting
Perimeter anti-theft (if equipped)
Power locks
Remote keyless entry (RKE)
Tire pressure monitoring system (TPMS)
Interfacing with the instrument cluster (IC) for the TPMS warning lamp and other warning chimes

The SJB is located behind the RH A-pillar lower trim panel.

Refer to Smart Junction Box (SJB) .

For the perimeter anti-theft, refer to ANTI-THEFT - PERIMETER .

For the battery saver, heated rear window, and power windows, refer to GLASS, FRAMES AND MECHANISMS .

For the convertible top, refer to CONVERTIBLE TOP .

For the exterior lighting, refer to EXTERIOR LIGHTING .

For the interior lamps and illuminated entry, refer to INTERIOR LIGHTING .

For the power door locks, and the RKE system, refer to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS .

For the TPMS, refer to WHEELS AND TIRES .

For the warning chimes, refer to INSTRUMENT CLUSTER (IC), MESSAGE CENTER, AND WARNING CHIMES .