Toyota Corolla Cross: Theft Deterrent / Keyless Entry

 Lost Communication with Hybrid/EV Battery Energy Control Module "A" Missing Message (U011187)

DESCRIPTION The ECM and battery energy control module send and receive signals via CAN communication. If a communication error occurs between the ECM and battery energy control module, the ECM illuminates the MIL and stores this DTC. DTC No. Detection Item DTC Detection Condition Tr

 System Diagram

SYSTEM DIAGRAM Communication Table Transmitting ECU / Parts (Transmitter) Receiving ECU (Receiver) Signal Communication Method Passenger Seat Buckle Switch (Front Seat Inner Belt Assembly RH) Airbag ECU Assembly Front passenger side buckle switch signal Dir