Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Safety Connect System(for Gasoline Model): Telephone Microphone Error (B1572)
DESCRIPTION This DTC is set when the DCM (Telematics Transceiver) detects a malfunction in the telephone microphone assembly circuit. DTC No. Detection Item DTC Detection Condition Trouble Area B1572 Telephone Microphone Error Current of MCVD reaches malfunction criteria for 10 seconds while engine ...
