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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2012 (Automatic Air Conditioner) >> Trouble Diagnosis >> Rear Air Control Circuit >> Inspection Flow

Inspection Flow

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - TEMPERATURE INCREASE 
    1. Press AUTO switch (rear blower only operates when front blower is on).
    2. Turn the rear blower motor on (1-4 speed).
    3. Turn the rear temperature/mode control dial clockwise.
    4. Check for hot air at rear foot discharge air outlets.

      GO TO 2.

  2. CONFIRM SYMPTOM BY PERFORMING OPERATIONAL CHECK - TEMPERATURE DECREASE 
    1. Turn the rear temperature/mode control dial counterclockwise.
    2. Check for cold air at rear vent discharge air outlets.

    OK or NG 

    OK: GO TO 3.

    NG: GO TO  4.

  3. CHECK FOR ANY SYMPTOMS 

    Perform a complete operational check for any symptoms. Refer to "OPERATIONAL CHECK (FRONT) ".

    Does another symptom exist? 

    YES: Refer to "SYMPTOM TABLE ".

    NO: System OK.

  4. CHECK FOR SERVICE BULLETINS 

    Check for any service bulletins.

    GO TO 5.

  5. PERFORM SELF-DIAGNOSIS 

    Perform self-diagnosis to check for any codes. Refer to "A/C SYSTEM SELF-DIAGNOSIS FUNCTION ".

    Are any self-diagnosis codes present? 

    YES: Refer to "SELF-DIAGNOSIS CODE CHART ".

    NO: GO TO 6.

  6. CHECK REAR TEMPERATURE/MODE CONTROL DIAL OPERATION 

    Check and verify rear outlet position and temperature change when adjusted from front air control.

    OK or NG? 

    OK: Check rear air control circuit. Refer to "DIAGNOSTIC PROCEDURE FOR REAR AIR CONTROL ".

    NG: Check air mix door motor (rear). Refer to "DIAGNOSTIC PROCEDURE FOR AIR MIX DOOR MOTOR (REAR) ".