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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Security Control System (Diagnostics) >> Symptom Diagnosis >> Security Control System >> Vehicle Security System Cannot Be Set (Door Key Cylinder) >> Diagnosis Procedure
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Diagnosis Procedure

Armed phase is not activated when door is locked using mechanical key.

NOTE: Check that vehicle is under the condition shown in "Conditions of vehicle" before starting diagnosis, and check each symptom.

CONDITION OF VEHICLE (OPERATING CONDITION) 

Confirm the setting of "SECURITY ALARM SET" is ON in "WORK SUPPORT" mode of "THEFT ALM" of "BCM" using CONSULT.

  1. CHECK POWER DOOR LOCK SYSTEM 

    Lock/unlock door with mechanical key.

    Refer to System Description .

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Check power door lock system. Refer to Diagnosis Procedure .

  2. CONFIRM THE OPERATION 

    Confirm the operation again.

    Is the result normal?

    YES

    Check intermittent incident. Refer to Inspection .

    NO

    GO TO 1.