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Home >> Infiniti >> 2010 >> EX35 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter, Warning Lamp & Indicator >> Component Diagnosis >> Parking Brake Switch Signal Circuit >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK COMBINATION METER INPUT SIGNAL
    1. Turn ignition switch ON.
    2. Check the voltage and waveform between combination meter harness connector and ground.
      VOLTAGE AND WAVEFORM REFERENCE CHART

      Terminals Condition Voltage and waveform
      (+) (-)
      Combination meter Ground
      Connector Terminal
      M53 27 Parking brake applied Approx. 0 V
      Parking brake released
      G05223673Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: GO TO 2.

  2. CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect combination meter connector and parking brake switch connector.
    3. Check continuity between combination meter harness connector and parking brake switch harness connector.
      CONTINUITY REFERENCE CHART

      Combination meter Parking brake switch Continuity
      Connector Terminal Connector Terminal
      M53 27 E107 1 Existed
    4. Check continuity between combination meter harness connector and ground.
      CONTINUITY REFERENCE CHART

      Combination meter Ground Continuity
      Connector Terminal
      M53 27 Not existed

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Repair harness or connector.

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