Interior Lighting

SMART JUNCTION BOX DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Action
B1320	Driver Door Ajar Circuit Open	See PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B1328	Passenger Door Ajar Circuit Open	See PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B1336	Door Ajar RR Circuit Open	See PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B1572	Door Ajar LR Circuit Open	See PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B1688	Lamp Dome Input Circuit Short to Ground	See PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B2077	Liftgate Ajar Sw Circuit Failure	See PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B2A35	Courtesy Lighting Output Circuit Open	If the courtesy lamps are inoperative, see PINPOINT TEST 1: THE COURTESY LAMPS ARE INOPERATIVE . If the courtesy lamps are on continuously, see PINPOINT TEST 3: THE COURTESY LAMPS STAY ON CONTINUOUSLY .
B2A36	Courtesy Lighting Output Circuit Short to Ground	See PINPOINT TEST 1: THE COURTESY LAMPS ARE INOPERATIVE .
All other DTCs	-	See HEATED OXYGEN SENSOR (HO2S) SIGNALS .