STEP 1. Scan tool (M.U.T.-III) CAN bus diagnostics.
(1) caution | To prevent damage to scan tool (M.U.T.-III), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-III). |
Connect scan tool (M.U.T.-III). Refer to "How to connect the Scan Tool (M.U.T.-III)
."
(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 - Troubleshooting ). After repairing the CAN bus line, go to Step 2.
STEP 2. Check whether the DTC is set again.
STEP 3. Scan tool (M.U.T.-III) other system DTC.
STEP 4. Scan tool (M.U.T.-III) data list.
STEP 5. Ignition switch check
STEP 6. Check of short circuit in start signal line between ignition switch connector and ETACS-ECU connector.
STEP 7. Scan tool (M.U.T.-III) data list.
STEP 8. Check whether the DTC is set again.
STEP 9. Check whether the DTC is set again.