Diagnosis Procedure

Diagnosis Procedure

ICC MAIN switch can be turned ON/OFF, but the operation of RES+ switch, CANCEL switch, and DISTANCE switch cannot be performed during ICC system operation.

Resume is not accepted when the following condition is met.

• When the ICC MAIN switch is turned OFF once.

The set distance change is not accepted when any of the following condition is met.

1. CHECK EACH SWITCH

   1. Start the engine.

   2. Check that each switch operates normally on “DATA MONITOR” of “ICC/ADAS 2” with CONSULT.

      • “RESUME/ACC SW”

      • “CANCEL SW”

      • “DISTANCE SW”

   Is the inspection result normal?

   YES >>

   GO TO 5.

   NO >>

   GO TO 2.

2. PERFORM ALL OF THE SELF-DIAGNOSIS ITEMS

   1. Perform “All DTC Reading”.

   2. Check if the “U1000‐01” is detected in “Self Diagnostic Result” of “ICC/ADAS 2”.

   Is “U1000‐01” detected?

   YES >>

   GO TO 3.

   NO >>

   GO TO 4.

3. CAN COMMUNICATIONS INSPECTION

   Check the CAN communication and repair or replace malfunctioning parts. Refer to DTC Index.

   >>

   INSPECTION END

4. REPLACE ICC STEERING SWITCH

   Replace the ICC steering switch. Refer to Removal and Installation.

   >>

   GO TO 6.

5. REPLACE ADAS CONTROL UNIT 2

   Replace the ADAS control unit 2. Refer to Removal and Installation.

   >>

   GO TO 6.

6. CHECK ICC SYSTEM

   1. Erase the self-diagnosis results, and then perform “All DTC Reading” again after performing the action test. Refer to Work Procedure.

   2. Check that the ICC system is normal.

   >>

   INSPECTION END