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Home >> Infiniti >> 2006 >> G35 x >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing (Sedan) >> 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. Connect CONSULT-II and select "DATA MONITOR" mode.
    3. Select "LOAD SIGNAL" and check indication under the following conditions.
    CONDITION INDICATION

    CONDITION Indication
    Rear window defogger switch: ON ON
    Rear window defogger switch: OFF OFF
    Fig 1: Consult-II DATA MONITOR Display Screen
    G04075263Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: GO TO 2.
    2. NG: GO TO  4.
  2. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-II 

    Check "LOAD SIGNAL" indication under the following conditions.

    CONDITION INDICATION

    CONDITION Indication
    Lighting switch: ON at 2nd position ON
    Lighting switch: OFF OFF
    Fig 2: Consult-II DATA MONITOR Display Screen
    G04075263Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: GO TO 3.
    2. NG: GO TO  5.
  3. CHECK HEATER FAN SIGNAL CIRCUIT OVERALL FUNCTION 

    With CONSULT-II 

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

    CONDITION INDICATION

    CONDITION Indication
    Heater fan: Operating ON
    Heater fan: Not operating OFF
    Fig 3: CONSULT-II Display - DATA MONITOR
    G04120293Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: INSPECTION END 
    2. NG: GO TO  6.
  4. CHECK REAR WINDOW DEFOGGER SYSTEM 

    Refer to "REAR WINDOW DEFOGGER ".

    INSPECTION END 

  5. CHECK HEADLAMP SYSTEM 

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

    INSPECTION END 

  6. CHECK HEATER FAN CONTROL SYSTEM 

    Refer to "TROUBLE DIAGNOSIS "

    INSPECTION END 

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