Toyota Corolla Cross: Gf1a (transfer / 4wd / Awd)

 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

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: If a problem occurs in certain locations or at certain times of day, check for the possibility of wave interference. When the electrical key transmitter sub-assembly is brought near a door control receiver (RF band), door outside handle assembly (LF band), ind