Models With Power Door Locks

WARNING: This page is about a different car, the 2006 Nissan Xterra. 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

OK: GO TO 2.

NG: Inspect malfunctioning switch system.

Fig 1: CONSULT II Display - Data Monitor
Courtesy of NISSAN MOTOR CO., U.S.A.
ACTIVE TEST
1. Select "BCM" on CONSULT-II. Select "INT LAMP" active test.
2. When switch is in "DOOR" position, use active test to make sure interior room lamp operates.
  Room lamps should turn on .
OK or NG

OK: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".

NG: GO TO 3.

Fig 2: Consult-II - Scale Tool Display Active Test
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK INTERIOR ROOM LAMP INPUT
1. Turn ignition switch OFF.
2. Check voltage between front room/map lamp assembly harness connector R9 terminal 1 and ground.
  1 - Ground: Battery voltage should exist .
OK or NG

OK: GO TO 4.

NG: GO TO 5.

Fig 3: Checking Voltage Between Front Room/Map Lamp Assembly Harness Connector R9 Terminal 1 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK INTERIOR ROOM LAMP CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector M20 terminal 63 and front room/map lamp assembly harness connector R9 terminal 2.
  63 - 2: Continuity should exist .
OK or NG

OK: Replace BCM if interior lamp does not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".

NG: Repair harness or connector.

Fig 4: Checking Continuity Between BCM Harness Connector M20 Terminal 63 And Front Room/MAP Lamp Assembly Harness Connector R9 Terminal 2
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK INTERIOR ROOM LAMP CIRCUIT
1. Disconnect BCM connector and front room/map lamp assembly connector.
2. Check continuity between BCM harness connector M20 terminal 56 and front room/map lamp assembly harness connector R9 terminal 1.
56 - 1: Continuity should exist .

OK or NG

OK: Replace BCM if interior lamp does not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".

NG: Repair harness or connector between BCM and room/ map lamp.

Fig 5: Checking Continuity Between BCM Harness Connector M20 Terminal 56 And Front Room/Map Lamp Assembly Harness Connector R9 Terminal 1
Courtesy of NISSAN MOTOR CO., U.S.A.