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Home >> Infiniti >> 2002 >> Q45 >> Repair and Diagnosis >> Electrical >> Gauges >> Driver Information System >> Schematic >> Inspection/Front Door Switch

Inspection/Front Door Switch

  1. CHECK FRONT DOOR SWITCH OPERATION 

    With CONSULT-II

    • See "DOOR SW" on DATA MONITOR in DATA MONITOR mode.

    Without CONSULT-II

    OK or NG 

    1. OK >> Front door switch is OK.
    2. NG >> GO TO 2.
  2. FRONT DOOR SWITCH OPEN OR SHORT CIRCUIT CHECK 
    1. Disconnect BCM connector and front door switches connector.
    2. Turn ignition switch OFF.
    3. Check the following.
      • Continuity between BCM harness connector B4, M4 terminals 37 (W/G), 142 (W/R) and front door switch harness connector B220 (driver side) terminal 1 (W/G), B20 (passenger side) terminal 1 (W/R).
      • Check continuity between BCM harness connector terminals 37,142 and body ground.
      Fig 1: Front Door Switch Open Or Short Circuit Check (1 Of 2)
      G02031148Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: Front Door Switch Open Or Short Circuit Check (2 Of 2)
      G02031149Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK >> GO TO 3.
    2. NG >> Repair or replace harness.
  3. CHECK FRONT DOOR SWITCH (DRIVER SIDE OR PASSENGER SIDE) 

    Check continuity between front door switch harness connector B20 (driver side), B220 (passenger side) terminal 1 and body ground.

    Fig 3: Checking Front Door Switch (Driver Side Or Passenger Side) (1 Of 2)
    G02031150Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 4: Checking Front Door Switch (Driver Side Or Passenger Side) (2 Of 2)
    G02031151Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK >> Front door switch is OK.
    2. NG >> Replace front door switch.