Symptom Related Diagnostic Procedures

INTELLIGENT KEY LOW BATTERY WARNING DOES NOT OPERATE

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 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 setting in WORK SUPPORT.
Refer to "INTELLIGENT KEY : CONSULT Function (BCM INTELLIGENT KEY)" Intelligent Key.
Is the inspection result normal?
YES- GO TO 4.
NO- Set ON in LO- BATT OF KEY FOB WARN.

4. CHECK INTELLIGENT KEY

Check Intelligent key.
Refer to "Component Function Check" Intelligent Key.
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 "DTC Logic" B2621.
- Console: Refer to "DTC Logic" B2622.
- Trunk room: Refer to "DTC Logic" B2623.
Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace the malfunctioning parts.

6. CHECK KEY WARNING LAMP

Check key warning lamp.
Refer to "Component Function Check" Key Warning Lamp.
Is the inspection result normal?
YES- GO TO 7.
NO- Repair or replace the malfunctioning parts.

7. REPLACE BCM

1.Replace BCM. Refer to "Removal and Installation" Service and Repair.
2.Confirm the operation after replacement.
Is the result normal?
YES- Inspection End.
NO- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.