Diagnosis Procedure

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.

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.

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) ".

   Is the inspection result normal? 

   YES: GO TO 4.

   NO: Set "ON" in "LO-BATT OF KEY FOB WARN".

Check Intelligent Key.

Refer to "COMPONENT FUNCTION CHECK ".

Is the inspection result normal? 

YES: GO TO 5.

NO: Repair or replace the malfunctioning parts.

Check inside key antenna.

• Instrument center: Refer to "DTC LOGIC ".
• Console: Refer to "DTC LOGIC ".
• Luggage room: Refer to "DTC LOGIC ".

  Is the inspection result normal? 

  YES: GO TO 6.

  NO: Repair or replace the malfunctioning parts.

• Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
• Confirm the operation after replacement.

  Is the result normal? 

  YES: Inspection End.

  NO: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".