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Home >> Infiniti >> 2011 >> EX35 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component And System Testing >> ASCD Brake Switch >> Component Function Check
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Component Function Check

  1. CHECK ASCD BRAKE SWITCH FUNCTION

    With CONSULT-III 

    1. Turn ignition switch ON.
    2. Select "BRAKE SW1" in "DATA MONITOR" mode with CONSULT-III.
    3. Check "BRAKE SW1" indication under the following conditions.
    MONITOR ITEM CONDITION

    Monitor item Condition Indication
    BRAKE SW1 Brake pedal Slightly depressed OFF
    Fully released ON

    Without CONSULT-III 

    1. Turn ignition switch ON.
    2. Check the voltage between ECM harness connector terminals as follows.
    VOLTAGE SPECIFICATION

    ECM Condition Voltage (V)
    Connector + -
    Terminal Terminal
    M107 126 (ASCD brake switch signal) 128 Brake pedal Slightly depressed Approx. 0
    Fully released Battery voltage

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Go to "DIAGNOSIS PROCEDURE ".

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