Powertrain control module is the brain of the engine control system. Then in that case there is surely some fault in the Position Sensor - Is there a sudden bucking as well as jerking YouĬan always rely on us as we have best auto parts for our customers. The throttle valve might not be functioning properlyīreaks in the internal wiring of the harness, then it can cause a short in theĮCM or can also cause corrosion in the ECM through the wiring harness.Defective throttle position sensor (TPS).There can be distorted electronic throttle control system (ETCS) / throttle body.Some issues related to the short to power or ground in the 5 volt reference circuit.The vacuum hoses connected to the intake manifold might be damaged.There can be inoperative exhaust gas recirculation (EGR) valve.Malfunctioning mass air flow (MAF) sensor.Faulty manifold absolute pressure (MAP) sensor.What causes this problem with the Throttle Actuator Control System - High Air Flow Detected? This would also give rise to the illumination of the check engine light. ![]() ![]() If the powertrain control module would detect a variation in the voltage coming from the throttle actuator control system that is outside the parameters set by the automobile manufacturer, then it would store the P2173 error code. Keep on reading further to know more about this error code. Do you want to know more about the P2173 fault code? Don’t worry! Parts Avatar Canada is here at your service.
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