Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Lost Communication with Brake System Control Module Missing Message (U012987)
MONITOR DESCRIPTION The ECM and skid control ECU (brake booster with master cylinder assembly) send and receive signals via CAN communication. If a communication error occurs between the ECM and skid control ECU (brake booster with master cylinder assembly), the ECM illuminates the MIL and stores th ...
