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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1536 (Lighting System) >> Interior Room Lamp >> Ignition Keyhole Illumination Control Does Not Operate >> Models With Power Door Locks
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Models With Power Door Locks

WARNING: This page is about a different car, the 2005 Nissan Xterra. 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, 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 Screen Display - Data Monitor
      G03610144Courtesy of NISSAN MOTOR CO., U.S.A.
  2. ACTIVE TEST 
    1. Select "BCM" on CONSULT-II. Select "INT LAMP".
    2. Select "IGN ILLUM" active test to make sure lamp operates.

    OK or NG 

    • OK: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".
    • NG: GO TO 3.
      Fig 2: CONSULT-II Screen Display - Active Test
      G03610145Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK IGNITION KEYHOLE ILLUMINATION POWER SUPPLY INPUT 
    1. Check voltage between ignition keyhole illumination harness connector M150 terminal 1 and ground.
      DIAGNOSIS PROCEDURE

      A (-) Voltage (Approx.)
      (+)
      Ignition keyhole illumination connector Terminal
      M150 1 Ground Battery voltage

    OK or NG 

    • OK: GO TO 4.
    • NG: GO TO  6.
      Fig 3: Checking Voltage Between Ignition Keyhole Illumination Connector Terminal 1 And Ground
      G03610146Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK IGNITION KEYHOLE ILLUMINATION BULB 
    1. Disconnect ignition keyhole illumination connector.
    2. Check continuity between ignition keyhole illumination terminals 1 and 2.
      CONTINUITY CHART

      A Continuity
      Ignition keyhole illumination terminal
      1 2 Yes

    OK or NG 

    • OK: GO TO 5.
    • NG: Replace ignition keyhole illumination bulb.
      Fig 4: Checking Continuity Between Ignition Keyhole Illumination Terminals 1 And 2
      G03610147Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK IGNITION KEYHOLE ILLUMINATION CONTROL CIRCUIT 
    1. Disconnect BCM connector.
    2. Check continuity between BCM harness connector M18 terminal 1 and ignition keyhole illumination harness connector M150 terminal 2.
      CONTINUITY CHART

      A B Continuity
      BCM connector Terminal Ignition keyhole illumination connector Terminal
      M18 1 M150 2 Yes

    OK or NG 

    • OK: Replace BCM if ignition keyhole illumination does not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".
    • NG: Repair harness or connector.
      Fig 5: Checking Continuity Between BCM Connector M18 Terminal 1 And Terminal 2
      G03610148Courtesy of NISSAN MOTOR CO., U.S.A.
  6. CHECK IGNITION KEYHOLE ILLUMINATION POWER SUPPLY CIRCUIT 
    1. Disconnect BCM connector and ignition keyhole illumination connector.
    2. Check continuity between BCM harness connector M20 terminal 56 and ignition keyhole illumination harness connector M150 terminal 1.
      TERMINAL CONTINUITY CHART

      A B Continuity
      BCM connector Terminal Ignition keyhole illumination connector Terminal
      M20 56 M150 1 Yes
      Fig 6: Checking Continuity Between BCM Connector M20 Terminal 56 And Terminal 1
      G03610149Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK: Replace BCM if ignition keyhole illumination does not work after setting the connector again. Refer to "REMOVAL AND INSTALLATION OF BCM ".
    • NG: Repair harness or connector.
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