LDW & LDP

C1A06 OPERATION SW





DTC Logic

DTC DETECTION LOGIC






NOTE:
If DTC "C1A06" is detected along with DTC "U1000", first diagnose the DTC "U1000". LDW & LDP.

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Wait for approximately 5 minutes after turning the LDP system ON.
3. Perform "All DTC Reading" with CONSULT-III.
4. Check if the "C1A06" is detected as the current malfunction in "Self Diagnostic Result" of "ICC/ADAS".
Is "C1A06" 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 "C1A06" in "Self Diagnostic Result" of "ICC/ADAS".
Is "U1000" detected?
YES - Perform the CAN communication system inspection. Repair or replace the malfunctioning parts. LDW & LDP.
NO - GO TO 2.
2.CHECK ICC STEERING SWITCH
1. Turn the ignition switch OFF.
2. Disconnect the ICC steering switch connector.
3. Check the ICC steering switch. SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 3.
NO - Replace the ICC steering switch.
3.CHECK HARNESS BETWEEN SPIRAL CABLE AND ECM
1. Disconnect the ECM connector.
2. Check for continuity between the spiral cable harness connector and ECM harness connector.










3. Check for continuity between spiral cable harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair the harnesses or connectors.
4.CHECK SPIRAL CABLE
Check for continuity between spiral cable terminals.





Is the inspection result normal?
YES - GO TO 5.
NO - Replace the spiral cable.
5.PERFORM SELF-DIAGNOSIS OF ECM
1. Connect the connectors of ICC steering switch and ECM connector.
2. Turn the ignition switch ON.
3. Perform "All DTC Reading".
4. Check if any DTC is detected in "Self Diagnostic Result" of "ENGINE".
Is any DTC detected?
YES - Perform self-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.




Component Inspection
1.CHECK ICC STEERING SWITCH





Check resistance between ICC steering switch terminals.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace the ICC steering switch.