How to Check ECU's

HOW TO CHECK ECUs
1. Use the scan tool and the SWS monitor kit to check ECUS, (Refer to MUT-II Reference Manual)
2. The following ECUs can be checked by using the scan tool and the SWS monitor kit.

NOTE: The "ECU CHECK" function checks a communication status of ECUs "NG" does not always mean ECU malfunction. If a malfunction is found by the "ECU CHECK", proceed "Symptom Procedure".