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 2. Repair the CAN bus lines (Refer to GROUP 54C - CAN Bus Diagnostics Table ).
STEP 2. Using scan tool (M.U.T.-IIISE), check other DTC.
STEP 3. Using scan tool (M.U.T.-IIISE), check special function for other system.
STEP 4. Check the ASC-ECU power supply circuit system.
STEP 5. Using scan tool (M.U.T.-IIISE), check other system DTC.
STEP 6. Using scan tool (M.U.T.-IIISE), check other system DTC.
STEP 7. Retest the system.