Main Switch Does Not Turn On, Main Switch Does Not Turn Off

MAIN SWITCH DOES NOT TURN ON, MAIN SWITCH DOES NOT TURN OFF

Description

- ICC system display does not appear even when MAIN switch is pressed.
- When ICC system display is ON, display does not turn OFF even if MAIN switch is pressed.
NOTE:
When ICC system warning lamp illuminates, perform the self-diagnosis of ICC system, and then repair or replace the malfunctioning parts.


Diagnosis Procedure


1. MAIN SWITCH INSPECTION

1.Start the engine.
2.Check that "MAIN SW" and "CRUISE LAMP" operate normally in "DATA MONITOR" of "ICC/ADAS" with
CONSULT.
Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 4.

2. CHECK UNIFIED METER AND A/C AMP.

Check that "CRUISE IND" operates normally in "DATA MONITOR" of "METER/M&A".
Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 4.

3. PERFORM SELF-DIAGNOSIS OF UNIFIED METER AND A/C AMP.

1.Perform "Self Diagnostic Result" of "METER/M&A".
2.Check if DTC is detected. Refer to "DTC Index" Testing and Inspection.
Is any DTC detected?
YES- Repair or replace malfunctioning parts.
NO- GO TO 4.

4. PERFORM SELF-DIAGNOSIS RESULTS OF ICC SYSTEM

1.Perform "All DTC Reading".
2.Check if the "U1000" is detected in self-diagnosis results of "ICC/ADAS".
Is "U1000" detected?
YES- GO TO 5.
NO- GO TO 6.

5. CAN COMMUNICATIONS INSPECTION

Check the CAN communication and repair or replace malfunctioning parts. Refer to "DTC Logic" Cruise Control.
- INSPECTION END

6. CHECK ICC STEERING SWITCH

Check the ICC steering switch. Refer to "Diagnosis Procedure" C1A06.
- INSPECTION END