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throttle position sensors

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How to Replace a Throttle Position Sensor
Throttle position sensors (TPS) communicates the gas pedal position to the powertrain control module (PCM) to calculate the amount of air and fuel.
Symptoms of a Bad or Failing Throttle/Accelerator Pedal Position Sensor
Common signs include inconsistent engine throttle, problems with fuel efficiency, and the Check Engine Light coming on.
Symptoms of a Bad or Failing Throttle Position Sensor
Common signs include lacking power when accelerating, rough or slow idle, stalling, inability to shift up, and the Check Engine Light coming on.
How Are Car Sensors Protected From Heat and Debris?
Car sensors relay important information. If they don’t work correctly, they may send faulty information or none at all. The result is that the car doesn’t run as well and it may even leave...
How Are Sensors Used to Improve a Car’s Performance?
The feeling of driving down the interstate or a desolate country road with your foot on the pedal as you feel the smooth way your car handles is incomparable. There’s just nothing quite like...
How Long Have Cars Been Using Sensors?
A Check Oil light comes on and you know you need to add a quart. You back up and hear that familiar beeping noise letting you know you’re close to the car behind...
How to Buy a Good Quality Throttle Position Sensor
Does the term throttle position sensor sound all new to you? If so, consider yourself among the many who have never heard of this vehicle part. Clearly it’s part of the...
How Long Does a Throttle Position Sensor Last?
The throttle body in your car is a rather involved system that is part of its air intake system. The air intake system is responsible for controlling the amount of air...
How Long Does a Throttle/Accelerator Pedal Position Sensor Last?
The throttle/accelerator pedal position sensor detects the position of the accelerator pedal. This information is then transmitted to the vehicle’s computer - the engine control module (ECM). From there, the data...
P2119 OBD-II Trouble Code: Throttle Actuator Control Throttle Body Range/Performance
P2119 code definition Throttle Actuator Control Throttle Body Range/Performance What the P2119 code means This code indicates that the throttle valve is not in the position the PCM (Powertrain...
How to Replace a Throttle Controller
The throttle controller uses data to open and close the throttle. Common signs of failure include poor performance, stalling, and and rough idling.

Related questions

Question
If you just put a brand new tps in a 97 jeep grand cherokee and the idle is at 1000 rpms, would you consider that the sensor is bad? Thanks
Hi there. You can adjust the throttle plate on the throttle body or adjust the throttle position sensor. If making the adjustments has no effect on the engine idle, then there could be a vacuum leak or the Idle Air...
Question
Esp,Epc, engine lights on 2005 Volkswagon Golf
Hello - these errors indicate a problem with throttle control, and the engine goes into "limp mode". There is a known problem with wiring going in to the throttle body failing, inducing this problem. There is a VW Technical Service...
Question
Fault code p0120
Diagnostic trouble code P0120 sets when the ECM (or PCM) receives an output from TPS sensor circuit A that is outside of the specified voltage range in relation to TPS sensor circuit B. The code will also set if TPS...
Question
My dad decided to push and clean my electric throttle body now my car is accelerating into second gear without me touching the gas
Remove the intake hosing to the throttle body and start the engine with the parking brake on and the transmission in park. Have someone throttle the engine as a snap throttle (to the floor and back very quickly but not...
Question
There is a part on the throttle body that broke, where and how would I go about finding another?
if you are referring to the plastic case that contains the "throttle position sensor" (TPS), the TPS is readily available in the new aftermarket or even as a new OEM (dealer) part. The throttle body itself, and all associated parts...
Question
I changed the throttle body on my Murano and ever since gas pedal is unresponsive? I did all 3 relearn procedures. What is wrong? 2004 Nissan Murano
Hello - there are a couple of possibilities for the "failure to relearn" of the new throttle position sensor". If engine management recognizes an invalid parameter during the relearn process (low system voltage, AC compressor kicking on, etc.), it cancels...
Question
I just changed out my throttle body and now my car idles ok in reverse but stalls in drive. Could this have something to do with the throttle sensor?
Hi there. If you are stating that your car will not go in reverse, and that this occurred after you replaced the throttle body; it's very difficult to pinpoint what might have caused this without being there to inspect your...
Question
Engine code P1589 - how to fix? Toyota Corolla
Hello - this diagnostic code, P1589, is a throttle relearning error - typically done after a throttle control unit is replaced. This error occurs during deceleration testing, when the vehicle is almost at a stop - but the acceleration sensor...
Question
Truck got stuck above 5k RPMs 2002 Nissan Frontier
Hi there - check for problem codes first, whether the Check Engine light is illuminated or not. The failure of the throttle to back off could be a mechanical problem (throttle return spring broken), or an electronic problem with the...
Question
Jerking while driving..? 1997 Grand Jeep Cherokee
Hi there - the fact that the vehicle has this stumbling problem at the same speed (more or less) repeatedly suggests things that are dependent on that speed. These include the torque converter locking up (or trying to), or a...
Question
Had a p0507 code. Replaced the throttle body and the code came back.
The issue is the Idle Air Control (IAC) valve is not working properly. Try removing the IAC valve and cleaning it and then put it back on. If the light is still coming on, then I recommend replacing the IAC...
Question
There is no power and is shaking in overdrive.
The Mass Air Flow sensor (MAF) may be dirty and causing the throttle position sensor to act up. Remove the MAF and clean it with electrical cleaner and then put it back on. Check all the hose clamp connections to...
Question
Car rattles and shakes when the foot is off the gas.
There could be an issue with one or both CV Shafts. The outer bearing assembly on the CV Shafts could be damaged or out of grease causing the joints to stick on deceleration making the vehicle shake and rattle. Jack...
Question
Loss of power at 40 to 50 mph.
Check the throttle pedal position sensor on the gas pedal and see if the wiring is loose or pinched. If the wiring looks good and is not damaged, then I recommend replacing the sensor. If you need further assistance with...
Question
High revs drives by itself 1994 Ford Mustang
Hi - your "very high idle" symptom could have a couple of causes. If the throttle return spring has failed, or come loose, the throttle could stick in most any position. A failing throttle position sensor could be accomplishing the...
Question
The throttle position sensor has been replaced three times on a 2003 Buick lesabre. What is causing it to go bad?
Within conventional throttle position sensors there are metal contacts that sweep across a printed resistor board. Repetitive motion and vehicle vibration can cause these contacts to wear, over time, eventually causing sensor malfunction. If you are sure that the TPS...
Question
3000 RPM.when car is idling 2014 Hyundai Imax
Hi there - this behavior sounds like a throttle position sensor problem. Check first for any problem codes, whether the Check Engine light is on or not. Most auto parts stores will do this for free on a "time-available" basis....
Question
Truck pulls onto the road and gets up to 20 mph without me touching the gas, also a roaring I hear?
Hello, and thank you for writing in. While fuel is one of the main components to power the vehicle, most of the engine is used to control the airflow. The issue is likely pertaining to the air intake. One of...
Question
Car Revving in Idle. Performance not affected.
If I understand you correctly, Your car is working properly now, but you wonder if you really needed to have the throttle body replaced. The short answer is, it's impossible for me to say. But here is what I think...
Question
Over revving 2008 Ford
Hello - first task is to make sure the transmission fluid level is correct. Low fluid level or dirty fluid can cause shifting problems. A malfunctioning speed sensor in the transmission, or a failing throttle position sensor can cause the...

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