Switch Does Not Turn On / Switch Does Not Turn Off

SWITCH DOES NOT TURN ON / SWITCH DOES NOT TURN OFF

Symptom Table


CAUTION:
Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.







Description

IBA system does not turn on/off.
- IBA OFF indicator lamp does not illuminate even if the IBA OFF switch is depressed when IBA OFF indicator lamp is not illuminated.
- IBA OFF indicator lamp does not turn off even if the IBA OFF switch is depressed when IBA OFF indicator lamp is illuminated.
NOTE:
- To turn the system OFF from/to ON, push and hold the IBA OFF switch after starting the engine for more than 1
second.
- The system ON/OFF condition will be memorized even if the ignition switch turns OFF.


Diagnosis Procedure


1. PERFORM THE SELF-DIAGNOSIS

1.Perform "All DTC Reading" with CONSULT.
2.Check if the DTC is detected in self-diagnosis results for "ICC/ADAS" with CONSULT. Testing and Inspection.
Is any DTC detected?
YES- GO TO 6.
NO- GO TO 2.

2. IBA OFF SWITCH INSPECTION

1.Start the engine.
2.Check that "IBA SW" operates normally in "DATA MONITOR" for "ICC/ADAS" with CONSULT.
Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 5.

3. CHECK IBA OFF INDICATOR CIRCUIT

1.Start the engine.
2.Select the active test item "METER LAMP" for "ICC/ADAS" with CONSULT.
3.Check if the IBA OFF indicator lamp illuminates when the test item is operated.
Is the inspection result normal?
YES- Work Flow.
NO- GO TO 4.

4. CHECK DATA MONITOR OF COMBINATION METER

Check that "BA W/L" operates normally in "DATA MONITOR" for "METER/M&A" with CONSULT, when the IBA
OFF switch is pushed and hold for more than 1 second.
Is the inspection result normal?
YES- Replace the combination meter. Removal And Installation.
NO- Replace the ADAS control unit. Service and Repair.

5. CHECK IBA OFF SWITCH

Check IBA OFF switch. C1A40.
Is the inspection result normal?
YES- GO TO 7.
NO- GO TO 6.

6. REPAIR OR REPLACE MALFUNCTIONING PARTS

Repair or replace malfunctioning parts.
- GO TO 7.

7. CHECK IBA SYSTEM

Check that IBA OFF indicator lamp turned ON from/to OFF, when operating IBA OFF switch.
- INSPECTION END