STEP 1. Using scan tool (M.U.T.-IIISE), diagnose the CAN bus line.
STEP 2. Using scan tool (M.U.T.-IIISE), check other system DTC.
STEP 3. Check for column switch assembly (integrated with steering wheel sensor) installation.
STEP 4. Wheel alignment check.
STEP 5. Using scan tool (M.U.T.-IIISE), check data list.
STEP 6. Check whether the DTC is set again.
(1) Erase the DTC.
(2) Turn the ignition switch to the "LOCK" (OFF) position.
(3) Turn the ignition switch to the "ON" position.
(4) Turn the steering wheel to either right or left at 20 km/h (12 mph) or higher.note | The ASC warning/operation light and the ASC OFF light may remain on until the vehicle speed reaches approx. 10 km/h (6 mph), then the steering wheel is turned to either right or left. |
Is DTC C1219 set?
Replace the column switch assembly (integrated with steering wheel sensor) (Refer to GROUP 54A - Column Switch ). Then go to Step 7. Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/How to Cope with Intermittent Malfunctions ).
STEP 7. Check whether the DTC is set again.
(1) Erase the DTC.
(2) Turn the ignition switch to the "LOCK" (OFF) position.
(3) Turn the ignition switch to the "ON" position.
(4) Turn the steering wheel to either right or left at 20 km/h (12 mph) or higher.note | The ASC warning/operation light and the ASC OFF light may remain on until the vehicle speed reaches approx. 10 km/h (6 mph), then the steering wheel is turned to either right or left. |
Is DTC C1219 set?
Replace the hydraulic unit (integrated with ASC-ECU) (Refer to ). This diagnosis is complete.