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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1464 (Lighting System) >> Interior Room Lamp >> Map Lamp Control Does Not Operate (Roadster models)

Map Lamp Control Does Not Operate (Roadster models)

WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK BETWEEN EACH SWITCH AND BCM 

    Select BCM on CONSULT-II. Use "INT LAMP" data monitor to check that 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: Scan Tool Display "Data Monitor"
    G02405900Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK BETWEEN BCM AND MAP LAMP 
    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. 

    OK or NG 

    Fig 2: Scan Tool Display "Active Test"
    G02405901Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK BETWEEN BCM AND MAP LAMP 
    1. Turn ignition switch ON.
    2. Check voltage between map lamp harness connector R53 terminal 2 (R) and ground.
      • 2 (R) - Ground: Battery voltage should exist  .

    OK or NG 

    • OK: GO TO  6.
    • NG: GO TO 4.
    Fig 3: Map Lamp Harness Connector R53 Terminal 2 & Ground Continuity Test
    G02405902Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK POWER SUPPLY CIRCUIT 
    1. Disconnect BCM connector and map lamp connector.
    2. Check continuity between BCM harness connector M91 terminal 41 (R/B) and map lamp harness connector R53 terminal 2 (R).
      • 41 (R/B) - 2 (R): Continuity should exist. 

    OK or NO 

    • OK: GO TO 5.
    • NG: Repair harness or connector.
    Fig 4: BCM Harness Connector M91 Terminal 41 & Map Lamp Harness Connector R53 Terminal 2 Continuity Test
    G02405903Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK SHORT CIRCUIT 

    Check continuity between map lamp harness connector R53 terminal 2 (R) and ground.

    • 2 (R) - Ground: Continuity should not exist. 

    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: After repairing harness, be sure to disconnect battery negative cable, and then reconnect it.
    Fig 5: Map Lamp Harness Connector R53 Terminal 2 & Ground Continuity Test
    G02405904Courtesy of NISSAN MOTOR CO., U.S.A.
  6. CHECK MAP LAMP 
    1. Disconnect map lamp connector.
    2. Check continuity between map lamp.
    Fig 6: Map Lamp Connector Terminal 2 & 3 Continuity Specifications Table
    G02405905Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK: GO TO 7.
    • NG: Replace map lamp
    Fig 7: Map Lamp Connector Terminal 2 & 3 Continuity Test
    G02405906Courtesy of NISSAN MOTOR CO., U.S.A.
  7. CHECK MAP LAMP CIRCUIT 
    1. Disconnect BCM connector.
    2. Check continuity between BCM harness connector M91 terminal 48 (P) and map lamp harness connector R53 terminal 3 (L).
      • 48 (P) - 3 (L): Continuity should exist. 

    OK or NO 

    • 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.
    Fig 8: BCM Harness Connector M91 Terminal 48 & Map Lamp Harness Connector R53 Terminal 3 Continuity Test
    G02405907Courtesy of NISSAN MOTOR CO., U.S.A.
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