What are three possible causes for a DTC that says the TP sensor signal reads low voltage?

What are the Possible Causes of the P0122 Code?

A loosely-mounted throttle position sensor.
Electrical short on the sensor circuit, either to the ground or to another wire.
Faulty sensor.
Faulty throttle position switch.
Bad or corroded wiring or connections for the sensor.
Issues with the PCM.

What does the p0122 code on the TPS sensor mean?

P0122 code definition Throttle Pedal Position Sensor/Switch (TPS) A Circuit Low Input What the P0122 code means The P0122 is the generic OBD-II code which indicates that the Engine Control Module (ECM) has seen the TPS sensor circuit A output voltage go below the sensor’s expected range.

What is the diagnostic code for throttle pedal position sensor?

P0122 is a diagnostic trouble code (DTC) for “Throttle Pedal Position Sensor/Switch (TPS) A Circuit Low Input”.

What does the code p0122 on the ECM mean?

What Does Code P0122 Mean? Code P0122 is triggered when your vehicle’s Engine Control Module (ECM) detects that your Throttle Position Sensor (TPS) circuit A is reporting an output voltage that is below its expected voltage.

What does a low voltage throttle position sensor do?

An excessively low voltage from the Throttle Position Sensor (TPS) is sent to Engine Control Module (ECM).

P0122 is a diagnostic trouble code (DTC) for “Throttle Pedal Position Sensor/Switch (TPS) A Circuit Low Input”.

What are the symptoms of p0122 engine trouble?

P0122 Symptoms. Check Engine Light will illuminate. In many cases, no abnormal symptoms may be noticed. In some cases, the engine may be hard starting. In some cases, the engine may hesitate during acceleration.