Diagnosis Procedure

1.CHECK DTC WITH BCM AND COMBINATION METER

Check that DTC is not detected with BCM and combination meter.

Is the inspection result normal? YES >> GO TO 2.

NO-1 >> Refer to BCS-67, "DTC Index". (BCM) NO-2 >> Refer to MWI-36, "DTC Index". (Combination meter)

2.CHECK “LO- BATT OF KEY FOB WARN” SETTING IN “WORK SUPPORT”

1. Select “INTELLIGENT KEY” of “BCM”.

2. Select “LO- BATT OF KEY FOB WARN” in “WORK SUPPORT” mode.

3. Check “LO- BATT OF KEY FOB WARN” in “WORK SUPPORT”.

Refer to DLK-219, "INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY) (Without Super Lock)".

Is the inspection result normal? YES >> GO TO 3.

NO >> Set “LO- BATT OF KEY FOB WARN” in “WORK SUPPORT”.

3.CHECK KEY WARNING LAMP

Check key warning lamp.

Refer to DLK-265, "Component Function Check".

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace the malfunctioning parts.

4.CHECK INTELLIGENT KEY

Check Intelligent key.

Refer to DLK-262, "Component Function Check".

Is the inspection result normal? YES >> GO TO 5.

NO >> Repair or replace the malfunctioning parts.

5.CHECK INSIDE KEY ANTENNA

Check inside key antenna.

• Instrument center: Refer to DLK-230, "DTC Logic".

• Console: Refer to DLK-232, "DTC Logic".

• Luggage room: Refer to DLK-234, "DTC Logic".

Is the inspection result normal? YES >> GO TO 6.

NO >> Repair or replace the malfunctioning parts.

6.REPLACE BCM

1. Replace BCM. Refer to BCS-93, "Removal and Installation".

2. Confirm the operation after replacement.

Is the result normal? YES >> INSPECTION END

NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".