Cruise Control System

C1A26 ECD MODE MALFUNCTION

DTC Logic


DTC DETECTION LOGIC






NOTE:
If DTC "C1A26" is detected along with DTC "U1000", "U0415" or "U0121" first diagnose the DTC "U1000", "U0415", or "U0121".
- DTC "U1000": Cruise Control.
- DTC "U0415": VDC CAN 1.
- DTC "U0121": U0121.

DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Start the engine.
2.Wait for approximately 1 minute after turning the MAIN switch of ICC system ON.
3.Perform "All DTC Reading" with CONSULT.
4.Check if the "C1A26" is detected as the current malfunction in "Self Diagnostic Result" of "ICC/ADAS".
Is "C1A26" detected as the current malfunction?
YES- .
NO- Intermittent Incident.


Diagnosis Procedure


1. CHECK SELF-DIAGNOSIS RESULTS

Check if "U1000", "U0415", or "U0121" is detected other than "C1A26" in "Self Diagnostic Result" of "ICC/
ADAS".
Is any DTC detected?
YES- Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
Testing and Inspection.
NO- GO TO 2.

2. PERFORM SELF-DIAGNOSIS OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

Check if any DTC is detected in "Self Diagnostic Result" of "ABS".
Is any DTC detected?
YES- Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
Testing and Inspection.
NO- Replace ADAS control unit. Service and Repair.