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Home >> Infiniti >> 2010 >> M35 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - System And Component Testing >> Electrical Load Signal >> Diagnosis Procedure
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Diagnosis Procedure

  1. INSPECTION START

    Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to "COMPONENT FUNCTION CHECK ".

    Which circuit is related to the incident? 

    Rear window defogger: GO TO 2.

    Headlamp: GO TO  3.

    Heater fan: GO TO  4.

  2. CHECK REAR WINDOW DEFOGGER SYSTEM

    Refer to "COMPONENT PARTS AND HARNESS CONNECTOR LOCATION ".

    INSPECTION END

  3. CHECK HEADLAMP SYSTEM

    Refer to HEADLAMP (FOR USA) - XENON TYPE - or HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM - .

    INSPECTION END

  4. CHECK HEATER FAN CONTROL SYSTEM

    Refer to "CONSULT-III FUNCTION (ECM) ".

    INSPECTION END

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