Toyota Corolla Cross: Theft Deterrent / Keyless Entry

 Lost Communication with Brake System Control Module Missing Message (U012987)

MONITOR DESCRIPTION The ECM and skid control ECU send and receive signals via CAN communication. If a communication error occurs between the ECM and skid control ECU, the ECM illuminates the MIL and stores this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area MI

 Entry Interior Alarm does not Sound

DESCRIPTION The smart key system (for Entry Function) uses the buzzer in the combination meter assembly (meter ECU) to perform various vehicle interior warnings. When the conditions of each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer activation request signal to th