Showing articles & questions for topic
P2123

Related articles

P2123 OBD-II Trouble Code: Throttle/Pedal Position Sensor/Switch D Circuit High Input
P2123 P2123 Code Definition Throttle/Pedal Position Sensor/Switch D Circuit High Input What the P2123 code means The P2123 trouble code indicates that the Engine Control Module (ECM), which is in charge of receiving a signal from the throttle position...

Related questions

Question
After replacing valve cover gaskets, car runs horrible, and throws 5 different codes.
Hi there. Look on the engine for any ground wires. There could have been a ground wire that was disconnected to remove the valve covers causing all of the codes to appear. A ground that is not hook up can...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question