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Home >> Infiniti >> 2018 >> QX30 Base >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System >> Symptom Diagnosis >> Keyless Power Window Down Does Not Operate >> Diagnosis Procedure >> Driver Side
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Driver Side

  1. CHECK DTC WITH INTELLIGENT KEY UNIT 

    Check that DTC is not detected with intelligent key unit. Refer to DTC Index

    Is DTC detected?

    YES

    Perform diagnosis procedure on the detected DTC. Refer to DTC Index .

    NO

    GO TO 2.

  2. CHECK DOOR LOCK OPERATION 

    Check door lock/unlock using Intelligent Key.

    Does door lock/unlock using Intelligent Key?

    YES

    GO TO 3

    NO

    Refer to DTC Index .

  3. CHECK POWER WINDOW MOTOR 

    Check front power window motor (driver side). Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Replace front power window motor (driver side). Refer to Removal and Installation .

  4. REPLACE FRONT DOOR CONTROL UNIT 
    1. Replace left front door control unit. Refer to Removal and Installation .
    2. Confirm the operation again.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace left front door control unit. Refer to Removal and Installation .

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