STEP 3. DTC recheck
Check again if the DTC is set in the KOS&OSS-ECU.(1) Erase the DTC.
(2) Turn the power supply mode of the engine switch from "OFF" to "ON."
(3) Check if the DTC is set.
Is the DTC set?
Replace the KOS&OSS-ECU and register the ID codes (Refer to ). Intermittent malfunction is suspected (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to cope with Intermittent Malfunction ).