How to Check ECUs
HOW TO CHECK ECUS1. Use the scan tool and the SWS monitor kit to check ECUs. (Refer to MUT-III Operating Instructions)
2. The following ECUs can be checked by using the scan tool and the SWS monitor kit.
NOTE: The "ECU COMM Check" function checks a communication status of ECUs "NG" does not always mean ECU malfunction. If a malfunction is found by the "ECU COMM Check", proceed "Symptom Procedure" (Refer to SYMPTOM CHART Symptom Charts).