Body Control Systems: Description and Operation

MODULE CONTROLLED FUNCTIONS

The smart junction box (SJB) is the multifunction electronic control module on this vehicle. The SJB is a combination of a multifunction control module and a central junction box (CJB). SJB functions control multiple systems, which include:
- auto locks
- exterior lamps
- illuminated entry and interior lamps
- perimeter anti-theft alarm
- power door locks
- rear windshield wiper
- remote keyless entry (RKE) keypad
- RKE system
- tire pressure monitoring system (TPMS)

The SJB is located under the front passenger side floor console.