BSW & BSI

C1A03 VEHICLE SPEED SENSOR

DTC Logic


DTC DETECTION LOGIC






NOTE:
If DTC "C1A03" is detected along with DTC "U1000" or "C1A04", first diagnose the DTC "U1000" or "C1A04".
- LDW & LDP for DTC "U1000".
- LDW & LDP for DTC "C1A04".

DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Start the engine.
2.Turn the BSI system ON.
3.Drive the vehicle at 30 km/h (19 MPH) or more.

CAUTION:
Always drive safely.
4.Stop the vehicle.
5.Perform "All DTC Reading" with CONSULT.
6.Check if the "C1A03" is detected as the current malfunction in "Self Diagnostic Result" of "ICC/ADAS".
Is "C1A03" detected as the current malfunction?
YES-1 (Lane departure warning lamp: ON)-.
YES-2 (Lane departure warning lamp: OFF)-C1A03.
NO- Intermittent Incident.


Diagnosis Procedure


1. CHECK SELF-DIAGNOSIS RESULTS

Check if "C1A04" or "U1000" is detected other than "C1A03" 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. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

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 the ADAS control unit. Service and Repair.