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Home >> Infiniti >> 2014 >> Q50 Base, AWD >> Repair and Diagnosis >> Electrical >> Gauges >> Meter, Warning Lamp & Indicator (Except Hybrid) >> DTC/Circuit Diagnosis >> Power Supply And Ground Circuit >> Combination Meter >> COMBINATION METER: Diagnosis Procedure

COMBINATION METER: Diagnosis Procedure

  1. CHECK FUSE 

    Check for blown fuses.

    Power source Fuse No.
    Battery 6
    Ignition switch ON or START 11
    Ignition switch ON or ACC 1

    Is the inspection result normal? 

    YES: GO TO 2.

    NO: Be sure to eliminate cause of malfunction before installing new fuse.

  2. CHECK POWER SUPPLY CIRCUIT 

    Check voltage between combination meter harness connector and ground.

    Terminals Ignition switch position Voltage (Approx.)
    (+) (-)
    Combination meter Ground
    Connector Terminal
    M58 45 OFF Battery voltage
    46 ON
    M57 14 ACC

    Is the inspection result normal? 

    YES: GO TO 3.

    NO: Check harness between combination meter and fuse.

  3. CHECK GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect combination meter connector.
    3. Check continuity between combination meter harness connector and ground.
      Combination meter Ground Continuity
      Connector Terminal
      M57 1 Existed
      M58 52

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Repair harness or connector.