Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Safety Connect System(for Hv Model): Dcm Operation History
DCM OPERATION HISTORY DCM OPERATION HISTORY This function shows the telematics network status when the DCM (Telematics Transceiver) was operated. Use this when no DTC is present but this telematics system was unable to connect to the call center. This symptom may occur if cell phone signal strength ...
