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Home >> Infiniti >> 2024 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2 Of 2) >> Component /Circuit Diagnosis >> ASCD Brake Switch >> Component Inspection
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Component Inspection

  1. CHECK ASCD BRAKE SWITCH-I 
    1. Turn ignition switch OFF.
    2. Disconnect ASCD brake switch harness connector.
    3. Check the continuity between ASCD brake switch terminals under the following conditions.
      Terminals Condition Continuity
      1 and 2 Brake pedal Fully released Existed
      Slightly depressed Not existed

    Is the inspection result normal?

    YES>>

    INSPECTION END

    NO>>

    GO TO 2.

  2. CHECK ASCD BRAKE SWITCH-II 
    1. Adjust ASCD brake switch installation. Refer to BRAKE PEDAL : .
    2. Check the continuity between ASCD brake switch terminals under the following conditions.
      Terminals Condition Continuity
      1 and 2 Brake pedal Fully released Existed
      Slightly depressed Not existed

    Is the inspection result normal?

    YES>>

    INSPECTION END

    NO>>

    Replace ASCD brake switch. Refer to BRAKE PEDAL : Exploded View .