Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Telematics: Telematics System(for Gasoline Model)
Diagnosis System DIAGNOSIS SYSTEM DESCRIPTION (a) Diagnostic Trouble Codes (DTCs) for the telematics system can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and to repair it. CHECK DLC3 (a) Chec ...
