Diagnosis Procedure
1.CHECK DTC WITH BCM
Check that DTC is not detected with BCM
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK DTC WITH COMBINATION METER
Check that DTC is not detected with combination meter
Is the inspection result normal?
YES >> GO TO 3.
NO >> Perform trouble diagnosis relevant to DTC indicated.
3.CHECK INSIDE KEY ANTENNA
Check inside key antenna.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK DOOR SWITCH
Check door switch.
Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.CHECK COMBINATION METER BUZZER
Check combination meter buzzer.
Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace the malfunctioning parts.
6.CHECK INTELLIGENT KEY WARNING BUZZER
Check Intelligent Key warning buzzer.
Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace the malfunctioning parts.
7.CHECK KEY WARNING LAMP
Check key warning lamp.
Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace the malfunctioning parts.
8.REPLACE BCM
Is the result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI "Intermittent Incident".