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Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Door Lock (Except Hybrid) >> Symptom Diagnosis >> Key Reminder Function Does Not Operate >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK "ANTI KEY LOCK IN FUNCTI" SETTING IN "WORK SUPPORT" 
    1. Select "INTELLIGENT KEY" of "BCM" using CONSULT.
    2. Select "ANTI KEY LOCK IN FUNCTI" in "WORK SUPPORT" mode.
    3. Check "ANTI KEY LOCK IN FUNCTI" setting in "WORK SUPPORT".

      Refer to CONSULT Function (BCM - INTELLIGENT KEY) .

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Set "On" in "ANTI KEY LOCK IN FUNCTI".

  2. CHECK INSIDE KEY ANTENNA 

    Check inside key antenna.

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Repair or replace the malfunctioning parts.

  3. CHECK DOOR SWITCH 

    Check door switch.

    Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Repair or replace the malfunctioning parts.

  4. CHECK TRUNK LID OPEN SIGNAL CIRCUIT 

    Check trunk lid open signal circuit.

    Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 5.

    NO

    Repair or replace the malfunctioning parts.

  5. CHECK UNLOCK SENSOR 

    Check unlock sensor.

    Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 6.

    NO

    Repair or replace the malfunctioning parts.

  6. REPLACE BCM 

    Is the result normal?

    YES

    INSPECTION END

    NO

    Check intermittent incident. Refer to Intermittent Incident .