Toyota Corolla Cross: Cellular Communication

 A/F (O2) Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Circuit Current Above Threshold (P219519,P219524,P219618,P219623)

DESCRIPTION Refer to DTC P003012. Click here HINT: Although the DTC titles say O2 sensor, these DTCs relate to the air fuel ratio sensor (sensor 1). DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P219519 A/F (O2) Sensor Signal Biased/Stuck Le

 Ultrasonic Sensor (Rear Left Center) Component Internal Failure (C1AE796)

DESCRIPTION The rear center ultrasonic sensor (RLC 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 (RLC sensor). If an open circuit or other malfunction occurs in the rear center