Interior Room Lamp Control Does Not Operate

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK EACH SWITCH
Select "BCM" on CONSULT-II. With "INT LAMP" data monitor, make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to "DISPLAY ITEM LIST " for switches and their functions.

OK or NG
1. OK: GO TO 2.
2. NG: Inspect malfunctioning switch system.
Fig 1: CONSULT-II BCM With INT LAMP Display
Courtesy of NISSAN MOTOR CO., U.S.A.
ACTIVE TEST
1. Select "BCM" on CONSULT-II. Select "INT LAMP" active test.
2. When interior room lamp switch is in "AUTO" position, use active test to make sure interior room lamp operates.
OK or NG
1. OK: Replace BCM. Refer to REMOVAL AND INSTALLATION OF BCM .
2. NG: GO TO 3.
Fig 2: CONSULT-II BCM With INT LAMP Active Test Display
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK INTERIOR ROOM LAMP INPUT
1. Turn ignition switch OFF.
2. Check voltage between interior room lamp harness connector R14 terminal 7 (R/G) and ground.
  1. Battery voltage should exist.
OK or NG
1. OK: GO TO 4.
2. NG: GO TO 6 .
Fig 3: Checking Voltage Between Interior Room Lamp Harness Connector Terminal & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

CHECK INTERIOR ROOM LAMP

Disconnect interior room lamp connector.
Check continuity between interior room lamp.

CONTINUITY TERMINAL SPECIFICATION CHART

Terminal		Condition	Continuity
Interior room lamp		Condition	Continuity
7	6	Interior room lamp switch is AUTO	Yes
7	6	Interior room lamp switch is OFF	No

Fig 4: Checking Continuity Between Interior Room Lamp

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 5.
NG: Replace Interior room lamp.

CHECK INTERIOR ROOM LAMP CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector M19 terminal 48 (R) and interior room lamp harness connector R14 terminal 6 (Y/R).
  1. Continuity should exist.
OK or NG
1. OK: Replace BCM if interior lamp does not work after setting the connector again. Refer to REMOVAL AND INSTALLATION OF BCM .
2. NG: Repair harness or connector.
Fig 5: Checking Continuity Between BCM Harness Connector Terminal & Interior Room Lamp
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK INTERIOR ROOM LAMP CIRCUIT
1. Disconnect BCM connector and interior room lamp connector.
2. Check continuity between BCM harness connector M19 terminal 41 (R/G) and interior room lamp harness connector R14 terminal 7 (R/G).
  
  Fig 6: Checking Continuity Between BCM Harness Connector Terminal & Interior Room Lamp
  Courtesy of NISSAN MOTOR CO., U.S.A.
  1. Continuity should exist.
OK or NG
1. OK: Replace BCM if interior lamp does not work after setting the connector again. Refer to REMOVAL AND INSTALLATION OF BCM .
2. NG: Repair harness or connector.