Toyota Corolla Cross: Cellular Communication

 ECU Power Source Circuit

DESCRIPTION If the ignition switch is ON, the hybrid vehicle control ECU applies current to the MREL terminal to turn the IGCT relay on. This supplies power to the +B1 terminal. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: After the ignition switch is turned off, there may be a waitin

 Ultrasonic Sensor (Rear Right Center) Component Internal Failure (C1AE896)

DESCRIPTION The rear center ultrasonic sensor (RRC sensor) is installed on the rear bumper. The clearance warning ECU assembly detects obstacles based on signals it receives from the rear center ultrasonic sensor (RRC sensor). If an open circuit or other malfunction occurs in the rear center