Showing articles & questions for topic
P2138

Related articles

P2138 OBD-II Trouble Code: Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation
P2138 Code Definition Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation What the P2138 code...

Related questions

Question
On slow moving traffic, when i release the brakes, the car has lags for half a second before take off... computer scan shows p2138
This code is related to a faulty throttle position sensor. The throttle position sensor (TPS) is a sensor used to monitor the throttle position of a vehicle. The sensor is usually located on the butterfly spindle/shaft so that it can...
Question
I get trouble code P2138, but I have cleared it and the car works for a while. Now I am getting trouble code P2127 along with P2138.
Hi there. The pedal position sensor on the gas pedal has lost signal for the switch 'E' and 'D'. The code P2138 means that the computer has discovered a malfunction with the pedal sensor. Check the harness to the...
Question
2009 Buick Lacrosse is setting DTC codes P2125 and P2138.
Hi there. Try performing a snap throttle and see if the wave form changes on the Oscilloscope. If the waves do not change when performing a snap throttle, then the throttle position sensor on the pedal needs replaced. If the...

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