The TPS (Throttle Position Sensor) and several other sensors feed information back to the ECM (Engine Control Module) so the ECM can make adjustments to keep the engine running at its peak performance with minimum emissions.
throttle position sensor
Throttle position sensor
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The 2000 GMC throttle position sensor can be found on top of the engine. The throttle position sensor will be near the injector fuel pump.
The 2004 Jeep Liberty throttle position sensor is located on top of the engine. The throttle position sensor will be near the injector fuel pump.
The 2002 Chevy Impala throttle position sensor can be found on the top of the engine. The throttle position sensor will be near the injector fuel pump.
A throttle position sensor (TPS) is a sensor used to monitor the position of the throttle in an internal combustion engine. The sensor is usually located on the butterfly spindle so that it can directly monitor the position of the butterfly throttle valve. The sensor is usually a potentiometer and therefore provides a variable resistance dependent upon the position of the butterfly valve (and hence throttle position). The sensor signal is used by the Engine Control Unit (ECU) as an input to its control system. The ignition timing and fuel injection timing (and potentially other parameters) are altered depending upon the position of the throttle, and also depending on the rate of change of that position. For example, in fuel injected engines, in order to avoid stalling, extra fuel may be injected if the throttle is opened rapidly (mimicking the accelerator pump of carburetor systems).
The 1997 Ford F150 4.6 liter engine throttle position sensor is located on the top of the transmission. The sensor will be connected to the fuel injection rail.
wheel speed sensor,02 sensor, c02 sensor,tempature,throttle position,collision,stall,fuel and air mixture.many more.
As the name implies the throttle position sensor tells the engine computer where the throttle blade is. As you depress the throttle the throttle position sensor tells the engine computer that you are accelerating and coupled with other sensors how much fuel to deliver thru the fuel injectors. If you let off the accelerator the throttle position sensor tells the engine computer to return to idle speed, and the engine computer reduces fuel flow accordingly. Without the throttle position sensor the engine computer will figure it out via other sensors but response will be slower. When you let your foot off of the accelerator it may not return to idle as quickly or idle may be rough as the engine computer tries to figure out how much fuel to deliver.
Assuming you mean the throttle position sensor. The throttle position sensors tells the engine computer when the throttle position has changed, it adjusts fuel flow to match the throttle opening. If the throttle position sensor fails then the engine computer has to depend only on the MAP sensor to define air flow thus how to adjust the fuel flow. I would expect then that response time would be slower than when the throttle position sensor works correctly. On a Chevy Celebrity it might also turn on the check engine light and post either a code 21 or a code 22.
No, the knock sensor is not the same as a throttle position sensor. The knock sensor is used to determine if the engine is knocking caused by too much spark advance for the octane rating of the fuel being used. The throttle position sensor tells the engine computer what the position the throttle valve is in to determine gasoline flow .