Diagnosis Procedure
- CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE
Check Intelligent Key system symptom table.
Refer to Diagnosis Procedure .
GO TO 2.
- PERFORM SELF-DIAGNOSIS RESULT
Select "Self Diagnostic Result" mode of "BCM", and check if DTC is detected.
Is DTC detected?
YES
Perform the trouble diagnosis for detected DTC.
NO
GO TO 3.
- CHECK OUTSIDE KEY ANTENNA
Use SIGNAL TECH II to check each outside key antenna. For the inspection method and how to use SIGNAL TECH II, refer to "NISSAN/INFINITI SIGNAL TECH II USER GUIDE".
Is the inspection result normal?
YES
GO TO 4.
NO
GO TO 5.
- CHECK INTELLIGENT KEY OUTPUT SIGNAL
Use SIGNAL TECH II to check Intelligent Key outside signal. For the inspection method and how to use SIGNAL TECH II, refer to "NISSAN/INFINITI SIGNAL TECH II USER GUIDE".
Is the inspection result normal?
YES
GO TO 6.
NO
Replace the malfunctioning outside key antenna.
- CHECK DOOR REQUEST SWITCH
Check door request switch. Refer to Component Function Check .
Is the inspection result normal?
YES
GO TO 6.
NO
Repair or replace the malfunctioning parts.
- REPLACE BCM
- Replace BCM. Refer to Removal and Installation .
- Check operation after replacement.
Is the inspection result normal?
YES
INSPECTION END
NO
Check intermittent incident. Refer to Intermittent Incident .