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) Check the DLC3. Click here
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Toyota Avalon Service & Repair Manual > Audio And Visual System(for Hv Model): Telematics Transceiver Disconnected (B15DB)
DESCRIPTION If the radio and display receiver assembly cannot detect the DCM (telematics transceiver) for a certain period of time (90 seconds) after the power switch is turned on (ACC) and the radio and display receiver assembly confirms that the information is missing by checking past DCM (telemat ...
