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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1880 (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 2006 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 Display - Data Monitor
    G04136301Courtesy 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 - Scale Tool Display Active Test
    G04206248Courtesy 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.
    DISPLAY ITEM LIST

    A (-) Voltage (Approx.)
    (+)
    Ignition keyhole illumination connector Terminal
    M150 1 Ground Battery voltage
    Fig 3: Checking Voltage Between Ignition Keyhole Illumination Harness Connector M150 Terminal 1 And Ground
    G04206249Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG: GO TO  6.

  4. CHECK IGNITION KEYHOLE ILLUMINATION BULB 
    1. Turn ignition switch OFF.
    2. Disconnect ignition keyhole illumination connector.
    3. Check continuity between ignition keyhole illumination terminals 1 and 2.
    IGNITION KEYHOLE ILLUMINATION CONTINUITY CHART

    Ignition keyhole illumination Continuity
    Terminals
    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
    G04206250Courtesy 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.
    IGNITION KEYHOLE ILLUMINATION 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 Ignition Keyhole Illumination Control Circuit
    G04206251Courtesy of NISSAN MOTOR CO., U.S.A.
  6. CHECK IGNITION KEYHOLE ILLUMINATION POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect BCM connector and ignition keyhole illumination connector.
    3. Check continuity between BCM harness connector M20 terminal 56 and ignition keyhole illumination harness connector M150 terminal 1.
    IGNITION KEYHOLE ILLUMINATION CHART

    A B Continuity
    BCM connector Terminal Ignition keyhole illumination connector Terminal
    M20 56 M150 1 Yes
    Fig 6: Checking Ignition Keyhole Illumination Power Supply Circuit
    G04206252Courtesy 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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