Room/Map Lamp Control Does Not Operate

Select "BCM" on CONSULT-III. 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.

1. Select "BCM" on CONSULT-III. Select "INT LAMP" active test.
2. When lamps on demand switch is in DOOR position, use active test to make sure interior room lamp operates.

OK or NG 

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

NG: GO TO 3.

1. Turn ignition switch OFF.
2. Check voltage between room/map lamps harness connector terminal and ground.
   VOLTAGE REFERENCE CHART
   
   

   Terminals		(-)	Voltage (approx.)
   (+)
   Room/map lamps connector	Terminal
   R9	1	Ground	Battery voltage

OK or NG 

OK: GO TO 4.

NG: GO TO  6.

Fig 1: Checking Voltage Between Room/Map Lamps Connector Terminal 1 And Ground

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

1. Disconnect lamps on demand switch connector.
2. Check continuity between lamps on demand switch terminals.
   CONTINUITY REFERENCE CHART
   
   

   Lamps on demand switch		Condition	Continuity
   Terminal
   3	4	Lamps on demand switch position: DOOR	Yes
   		Lamps on demand switch position: OFF	No

   Fig 2: Checking Continuity Between Lamps On Demand Switch Terminals 3 & 4

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

OK or NG 

OK: GO TO 5.

NG: Replace lamps on demand switch.

1. Connect lamps on demand switch connector.
2. Turn lamps on demand switch to DOOR position.
3. Disconnect BCM connector.
4. Check continuity between BCM harness connector terminal and lamps on demand switch harness connector terminal.
   CONTINUITY REFERENCE CHART
   
   

   A		B		Continuity
   BCM connector	Terminal	Lamps on demand switch connector	Terminal
   M20	63	M108	3	Yes

   Fig 3: Checking Continuity Between BCM Harness Connector Terminal 63 And Lamps On Demand Switch Harness Connector Terminal 3

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

OK or NG 

OK: Replace BCM if room/map lamps do not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".

NG: Repair harness or connector.

1. Disconnect BCM connector and room/map lamps connector.
2. Check continuity between BCM harness connector terminal and room/map lamps harness connector terminal.
   CONTINUITY REFERENCE CHART
   
   

   A		B		Continuity
   BCM connector	Terminal	Room/map lamps connector	Terminal
   M20	56	R9	1	Yes

   Fig 4: Checking Continuity Between BCM Harness Connector Terminal 56 And Room/Map Lamps Harness Connector Terminal 1

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

OK or NG 

OK: Replace BCM if room/map lamps do not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".

NG: Repair harness or connector between BCM and room/map lamps or between room/map lamps and lamps on demand switch.