STEP 1. Using scan tool (M.U.T.-IIISE), diagnose the CAN bus line.
(1) caution | To prevent damage to scan tool (M.U.T.-IIISE), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-IIISE). |
Connect scan tool (M.U.T.-IIISE). Refer to "How to connect the Scan Tool (M.U.T.-IIISE)
."
(2) Turn the ignition switch to the "ON" position.
(3) Diagnose the CAN bus line.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Is the check result normal?
Go to Step 3. Repair the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ). On completion, go to Step 2.
STEP 2. DTC recheck after resetting CAN bus lines.
STEP 3. Using scan tool (M.U.T.-IIISE), check other system DTC.
STEP 4. Check how steering wheel sensor is installed.
STEP 5. Wheel alignment check.
STEP 6. Using scan tool (M.U.T.-IIISE), check data list.
STEP 7. Check whether the DTC is set again.
(1) Erase the DTC.
(2) 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.