Toyota Corolla Cross: Rear Crankshaft Oil Seal

 Throttle Actuator "A" Control System Actuator Stuck Open (P211172,P211173)

DESCRIPTION The throttle actuator is operated by the ECM and opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the throttle position sensor, which is built into the throttle body with motor assembly. The throttle position sensor provides feedback

 Brake Switch "B" Circuit Short to Battery (P070312)

DESCRIPTION The purpose of this circuit is to prevent the engine from stalling when the brakes are suddenly applied while driving with lock-up on. When the brake pedal is depressed, the stop light switch assembly sends a signal to the TCM. Then the TCM cancels the operation of the lock-up clut