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Home >> Infiniti >> 2009 >> M45 Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> Service Information >> Trouble Diagnosis For System >> Parking Brake Switch Circuit >> Inspection Procedure
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Inspection Procedure

  1. CHECK PARKING BRAKE SWITCH
    1. Turn ignition switch OFF and disconnect parking brake switch connector E110.
    2. Check continuity between parking brake switch connector E110 and ground.
      CONTINUITY CHART

      Parking brake switch Ground Condition Continuity
      1 - When the parking brake pedal is operated Yes
      When the parking brake pedal is not operated No

      OK or NG 

      OK: GO TO 2.

      NG: Parking brake switch is malfunctioning. Replace parking brake switch.

  2. CHECK PARKING BRAKE SWITCH HARNESS
    1. Disconnect combination meter connector M52.
    2. Check continuity between parking brake switch connector E110 and combination meter connector M52.
      CONTINUITY CHART

      Combination meter Parking brake switch Continuity
      5 1 Yes
      Ground No

      OK or NG 

      OK: INSPECTION END

      NG: Repair or replace malfunctioning components.

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