P0121 CHRYSLER Throttle Position Sensor 1 Performance

Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection– Faulty Powertrain Control Module (PCM) When is the obd code mean? Sensor input voltage does not fall within a valid range based on engine speed and load Symptoms – Engine Light ON (or…