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Home >> Nissan-Datsun >> 2008 >> Versa SL, 4D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Component Testing >> Electrical Load Signal >> Diagnostic Procedure
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Diagnostic Procedure

  1. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-I 
    1. Turn ignition switch ON.
    2. Check "LOAD SIGNAL" in "DATA MONITOR" mode with CONSULT-II under the following conditions.
      LOAD SIGNAL CONDITION CHART

      Condition LOAD SIGNAL
      Lighting switch: ON at 2nd position ON
      Lighting switch: OFF OFF
      Fig 1: CONSULT-II Display - Data Monitor
      G04812595Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK >> GO TO 2.

    NG >> GO TO  4.

  2. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-II 

    Check "LOAD SIGNAL" in "DATA MONITOR" mode with CONSULT-II under the following conditions.

    LOAD SIGNAL CONDITION CHART

    Condition LOAD SIGNAL
    Rear window defogger switch: ON ON
    Rear window defogger switch: OFF OFF
    Fig 2: CONSULT-II Display - Data Monitor
    G04812595Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK >> GO TO 3.

    NG >> GO TO  5.

  3. CHECK HEATER FAN SIGNAL CIRCUIT OVERALL FUNCTION 

    Check "HEATER FAN SW" in "DATA MONITOR" mode with CONSULT-II under the following conditions.

    LOAD SIGNAL CONDITION CHART

    Condition LOAD SIGNAL
    Heater fan control switch: ON ON
    Heater fan control switch: OFF OFF
    Fig 3: CONSULT-II Display - Data Monitor
    G04812597Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK >> INSPECTION END  .

    NG >> GO TO  6.

  4. CHECK HEADLAMP SYSTEM 

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

    >> INSPECTION END 

  5. CHECK REAR WINDOW DEFOGGER SYSTEM 

    Refer to "REAR WINDOW DEFOGGER ".

    >> INSPECTION END 

  6. CHECK HEATER FAN CONTROL SYSTEM 

    Refer to "TROUBLE DIAGNOSIS ".

    >> INSPECTION END