The throttle position sensor, or TPS, sends data about the throttle body to the engine computer on your Silverado. The computer then uses this information to determine the appropriate air to fuel ratio to help your Silverado be as fuel-efficient and run as smoothly as possible.
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How to Replace a Throttle Position Sensor. Remove the battery Before you begin, detach the negative terminal connection from the battery. This will prevent you from receiving undesired shocks as well as causing harm to other components under the hood. Unplug the Previous Sensor
How to replace a throttle position sensor?
TPS – Throttle Position Sensor Adjustment
- Loosen the jam nut and unscrew the throttle stop screw all the way so that the throttle blade closes fully against the throttle body itself.
- Turn the stop screw back in until it just touches the linkage, then turn in ¼ turn more. ...
- Tighten the jam nut while holding the stop screw in place to prevent it from moving.
- Unplug TPS
How do you adjust the throttle position sensor?
The throttle position sensor not only helps to control the fuel and air mixture in your engine but also helps with shifting gears. While this part is meant to last the lifetime of your vehicle, sometimes it can fail and will need prompt replacement.
Should I replace the throttle position sensor?
- Back probe leads (optional)
- Free repair manuals provides free online repair manuals for certain makes and models
- Protective gloves
- Safety glasses
- Screwdriver
- Voltmeter (optional)
How do I replace the throttle position sensor?
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What are the symptoms of a failing throttle position sensor?
An unexplainable bucking and jerking in the vehicle.Sudden idle surges.Sudden engine stalling without any apparent reason.Hesitation while accelerating.Sudden surges in speed while driving on the highway.Intermittently flashing of check engine light for no apparent reason.Difficulties in changing gears.More items...
How do you reset the throttle position sensor on a Chevy Silverado?
The easiest way to reset your throttle position sensor is to unhook the negative cable from your battery for up to five minutes or to remove the fuse for your engine control module.
What happens when throttle position sensor?
The car might accelerate itself, hesitate to accelerate, or lack power when you are trying to accelerate. You may also experience difficulty in changing gears. There may be a dramatic drop in your cars' fuel economy as a result of a faulty throttle position sensor.
What is a TPS on a Silverado?
Chevrolet Silverado 1500 Throttle Position Sensor (TPS)
How much does it cost to fix a throttle position sensor?
The average replacement cost for the throttle position sensor is anywhere from $110 to $200. The parts cost is anywhere from $75 to $105 while the labor cost is anywhere from $35 to $95.
Will a throttle position sensor throw a code?
a faulty tps can set a trouble code in the computer if the voltage value is either not present, sporadic, slow or constant, and this can illuminate your check engine light.
Will TPS cause transmission problems?
Throttle Position Sensor It is used to determine engine load and if it fails it can cause automatic transmission shifting problems.
How do you test a throttle position sensor?
1:387:02How to test a TPS sensor - YouTubeYouTubeStart of suggested clipEnd of suggested clipAs I open the throttle you'll be able to see an increase in voltage gradually. As the throttle it'sMoreAs I open the throttle you'll be able to see an increase in voltage gradually. As the throttle it's open when you don't want to see any dropouts in boats you don't want to see any glitches.
Do you have to reset computer after replacing throttle position sensor?
After replacing the throttle body to your engine, if the engine light was on and has a pending code, the code will go away. If the code was a hard permanent code, then the ECM (computer) would need a hard reset.
How do you fix a throttle position sensor?
2:053:09How to Stop Car Hesitation (Throttle Position Sensor) - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo here's another trick get one of these tiny vise grip pliers and grab them to break them loose youMoreSo here's another trick get one of these tiny vise grip pliers and grab them to break them loose you lock the players on super tight. And then pull down on screws then the sensor comes right out.
Why does my Silverado say reduced engine power?
The most common reason your Chevy Silverado is experiencing reduced power is a faulty throttle position sensor. The connector, wiring harness, and sensor itself will need to be replaced to fix this issue. If this doesn't fix the issue, then it could be due to the following: Faulty Throttle Body.
How do you adjust the throttle position sensor on a Chevy?
0:573:46TPS or Throttle Position Sensor Adjustment 1 - YouTubeYouTubeStart of suggested clipEnd of suggested clipBy simply closing or plugging the idle control valve adjusting the throttle screw for a minimum idleMoreBy simply closing or plugging the idle control valve adjusting the throttle screw for a minimum idle speed. And then readjusting the TPS. The desired idle condition can always be met by the engine.
Step 1 – Remove the air intake hose
Open the hood and use a flat head screwdriver to loosen the hose clamp on each end of the air intake hose. One hose clamp is located by the MAF sensor, and the other is located by the throttle body.
Step 2 – Gain access to the TPS
Attach a 15mm socket with ratchet and extension to the center bolt of the tensioner pulley.
Step 3 – Remove the TPS
The throttle position sensor is located on the right side of the throttle body. You will see (connected to the TPS) a black wire harness connector.
Step 4 – Install the new TPS
Install the throttle position in reverse order to the removal process.
ACDelco Throttle Position Sensor (TPS) 213-912
Notes: Transmission code: 4L60-E or NV3500. Mating connector with leads use PT1825. With seal.
ACDelco Throttle Position Sensor (TPS) 213-4668
Buy 2004 Chevrolet Silverado 1500 Throttle Position Sensor (TPS) online and get Free Next Day Delivery on qualified purchases, or pick up your parts at a nearby AutoZone today.
What is the function of the throttle position sensor?
When you press down on the gas pedal, your throttle body unit's valve opens. This causes your throttle position sensor to adjust the engine intake manifold accordingly .
Where should the throttle sensor be mounted?
It should be mounted to your throttle body, which is on top of your engine. You should disconnect your negative battery cable before removing the sensor. This helps you avoid the risk of electrical shock or causing an error code on your engine control module.
Why is my throttle position sensor not working?
Code errors can cause your throttle position sensor to work erratically or incorrectly. Otherwise, you’ll need professional software to reprogram your sensor. This job is best done by a professional mechanic. If your sensor just needs repairs, it could be the result of faulty or loose wiring.
How to install a new sensor?
Install your new sensor by working backward through the removal steps. Start by installing the sensor using the mounting screws. Next, connect your sensor to your vehicle's electrical system using a convenient electrical connector. You should be able to easily push it together and hear a distinct click. Check to ensure a firm connection.
Why does my engine keep idling?
Similarly, if your engine struggles to idle efficiently, it could also be a result of a damaged throttle position sensor. Stalling, surging, or hesitating while idling all can be caused by this unassuming sensor.
Can you replace a sensor?
Completely replacing your sensor may be the best way to avoid future issues, but some issues can be easily fixed by reprogramming or repairing your sensor. Reprogramming or resetting your sensor can sometimes solve these issues. This step can also be necessary when you install a new sensor.
Is throttle position sensor a corrosion sensor?
Just like any other electrical wiring, your throttle position sensor is susceptible to corrosion and faulty connections. Once you’ve established the issue is with your sensor and that it isn’t a programming fault, check the wiring and connection points before purchasing a new one.