STEP 1. Interference check at keyless operation key registration.
STEP 2. Check of keyless operation key registration method.
STEP 3. Using scan tool (M.U.T.-IIISE), diagnose the CAN bus line
STEP 4. Using scan tool (M.U.T.-IIISE), check the DTC.
STEP 5. Register the keyless operation key again and recheck the DTC.
(1) Register the keyless operation key again.
(2) Check if the DTC is set.
Is the DTC set?
Replace KOS&OSS-ECU and register the ID codes (Refer to ). The diagnosis is complete.