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Map Lamp Control Does Not Operate

WARNING: This page is about a different car, the 2007 Infiniti FX45 and 2007 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK EACH SWITCH 

    Select "BCM" on CONSULT-II. With "INT LAMP" data monitor to 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.

    Fig 1: Identifying CONSULT-II Display - DATA MONITOR
    G04922887Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 2.

    NG: Inspect malfunctioning switch system.

  2. ACTIVE TEST 
    1. Select "BCM" on CONSULT-II. Select "INT LAMP" active test.
    2. When map lamp switch is in DOOR position, use active test to make sure map lamp operates.

      Map lamp should operate. 

      Fig 2: Identifying CONSULT-II Display - ACTIVE TEST
      G05222223Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

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

    NG: GO TO 3.

  3. CHECK MAP LAMP INPUT 
    1. Turn ignition switch OFF.
    2. Check voltage between map lamp harness connector R52 terminal 2 and ground.

      2 - Ground : Battery voltage. 

    3. Fig 3: Identifying Voltage Between Map Lamp Connector R52 Terminal 2 And Ground
      G05222230Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO  6.

    NG: GO TO 4.

  4. CHECK MAP LAMP 
    1. Disconnect map lamp connector.
    2. Check continuity between map lamp.
    3. Fig 4: Identifying Continuity Between Map Lamp
      G05222231Courtesy of NISSAN MOTOR CO., U.S.A.
    MAP LAMP

    Map lamp Condition Continuity
    2 3 Map lamp switch is DOOR. Yes
    Map lamp switch is OFF. No

    OK or NG 

    OK: GO TO 5.

    NG: Replace Map lamp.

  5. CHECK MAP LAMP CIRCUIT 
    1. Disconnect BCM connector.
    2. Check continuity between BCM harness connector M4 terminal 41 and map lamp harness connector R52 terminal 3.

      41 - 3 : Continuity should exist. 

      Fig 5: Identifying Continuity Between BCM Connector M4 Terminal 41 And Map Lamp Connector R52 Terminal 3
      G05222232Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

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

    NG: Repair harness or connector.

  6. CHECK MAP LAMP CIRCUIT 
    1. Disconnect BCM connector and map lamp connector.
    2. Check continuity between BCM harness connector M4 terminal 48 and map lamp harness connector R52 terminal 2.

      48 - 2 : Continuity should exist. 

      Fig 6: Identifying Continuity Between BCM Connector M4 Terminal 48 And Map Lamp Connector R52 Terminal 2
      G05222233Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

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

    NG: Repair harness or connector.