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Component Function Check

WARNING: This page is about a different car, the 2011 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK ICC 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.
      CONDITION REFERENCE

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

    Without CONSULT-III 

    1. Turn ignition switch ON.
    2. Check the voltage between ECM harness connector terminals as per the following.
      VOLTAGE REFERENCE

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

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Go to "DIAGNOSIS PROCEDURE ".

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