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Home >> Infiniti >> 2007 >> FX45 >> Repair and Diagnosis >> Body & Frame >> Windows >> Glass, Window System & Mirrors >> Rear Window Defogger >> Check Passenger Side Door Mirror Defogger Circuit
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Check Passenger Side Door Mirror Defogger Circuit

  1. CHECK POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect door mirror (passenger side) connector.
    3. Turn ignition switch ON.
    4. Check voltage between door mirror (passenger side) connector and ground.
    Fig 1: Identifying Voltage Between Door Mirror (Passenger Side) Connector And Ground
    G05221294Courtesy of NISSAN MOTOR CO., U.S.A.
    POWER SUPPLY CIRCUIT

    Connector Terminal (Wire color) Condition Voltage (V) (Approx.)
    (+) (-)
    D32 4 (L) Ground Rear window defogger switch ON Battery voltage
    Rear window defogger switch OFF 0

    OK or NG 

    OK: GO TO  2.

    NG: Repair or replace harness.

  2. CHECK GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Check continuity between door mirror (passenger side) connector and ground.
      3. Fig 2: Identifying Continuity Between Door Mirror (Passenger Side) Connector And Ground
      G05221292Courtesy of NISSAN MOTOR CO., U.S.A.
    GROUND CIRCUIT

    Door mirror connector terminal Ground Continuity
    D2 (driver side) D32 (passenger side) 3(B) Yes

    OK or NG 

    OK: GO TO  3.

    NG: Repair or replace harness.

  3. CHECK DOOR MIRROR DEFOGGER 
    1. Connector door mirror connector.
    2. Check continuity between each door mirror connector.
      3. Fig 3: Identifying Continuity Between Door Mirror Connector
      G05221293Courtesy of NISSAN MOTOR CO., U.S.A.
    DOOR MIRROR DEFOGGER

    Door mirror connector terminal Terminal Continuity
    D2 (driver side) D32 (passenger side) 3(B) 4(L) Yes

    OK or NG 

    OK: Check condition of harness and connector.

    NG: Replace door mirror (passenger side).

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