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Home >> Infiniti >> 2008 >> QX56 AWD >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brake Control System >> Component Diagnosis >> DTC C1155: Brake Fluid Level Switch >> Component Inspection
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Component Inspection

  1. CHECK BRAKE FLUID LEVEL SWITCH
    1. Turn ignition switch OFF.
    2. Disconnect brake fluid level switch connector.
    3. Check continuity between brake fluid level switch terminals.
      CONTINUITY REFERENCE CHART

      Brake fluid level switch Condition Continuity
      Terminal
      1 - 2 When brake fluid is full in the reservoir tank. No
      When brake fluid is empty in the reservoir tank. Yes
      Fig 1: Identifying Continuity Between Brake Fluid Level Switch Terminals
      G04887283Courtesy of NISSAN MOTOR CO., U.S.A.

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Replace brake fluid level switch.