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Home >> Infiniti >> 2017 >> QX80 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 170 (Driver Assistance System (ADAS Control Unit) (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC C1A05: Brake Switch/Stop Lamp Switch Signal Mismatch >> Component Inspection (Stop Lamp Switch)

Component Inspection (Stop Lamp Switch)

WARNING: This page is about a different car, the 2016 Infiniti QX80. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK STOP LAMP SWITCH

    Check for continuity between stop lamp switch terminals.

    WITH ICC SYSTEM

    Terminal Condition Continuity
    1 2 When brake pedal is depressed Existed
    When brake pedal is released Not existed
    3 4 When brake pedal is depressed Existed
    When brake pedal is released Not existed

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Replace stop lamp switch.