Cruise Control System

C1A14 ECM





DTC Logic

DTC DETECTION LOGIC






NOTE:
If DTC "C1A14" is detected along with DTC "U1000", first diagnose the DTC "U1000". Cruise Control.
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Operate the ICC system and drive.

CAUTION:
Always drive safely.
3. Stop the vehicle.
4. Perform "All DTC Reading" with CONSULT-III.
5. Check if the "C1A14" is detected as the current malfunction in "Self Diagnostic Result" of "ICC/ADAS".
Is "C1A14" detected as the current malfunction?
YES - SEE Diagnosis Procedure.
NO - Intermittent Incident.




Diagnosis Procedure
1.CHECK SELF-DIAGNOSIS RESULTS
Check if "U1000" is detected other than "C1A14" in "Self Diagnostic Result" of "ICC/ADAS".
Is "U1000" detected?
YES - Perform the CAN communication system inspection. Repair or replace the malfunctioning parts. Cruise Control.
NO - GO TO 2.
2.PERFORM SELF-DIAGNOSIS OF ECM
Check if any DTC is detected in "Self Diagnostic Result" of "ENGINE".
Is any DTC detected?
YES - Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Testing and Inspection (VQ37VHR) or Testing and Inspection (VK56VD).
NO - Replace the ADAS control unit. Service and Repair.