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Home >> Nissan-Datsun >> 2007 >> Altima Hybrid >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Hybrid) >> Qr25DE >> Component Diagnosis >> ASCD Brake Switch >> Component Function Check
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Component Function Check

  1. CHECK FOR 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.
      FOR ASCD BRAKE SWITCH FUNCTION WITH CONSULT-III

      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 and ground.
      FOR ASCD BRAKE SWITCH FUNCTION WITHOUT CONSULT-III

      ECM Ground Condition Voltage
      Connector Terminal
      E10 110 (ASCD brake switch signal) Ground Brake pedal Slightly depressed Approx. 0V
      Fully released Battery voltage

    Is the inspection result normal? 

    YES: INSPECTION END.

    NO: Refer to "DIAGNOSIS PROCEDURE ".