Here’s the throttle body relearn procedure
- Start the engine and let it idle in park for 3 minutes. During that period the idle may be higher idle than normal.
- After 3 minutes, turn the engine off and leave it off for 60- seconds.
- Start the engine again and let it idle in park for 3 minutes one more time. ...
How do you reset the throttle body on a GM?
How to Reset the Baseline Idle in a GM TBI
- Remove the wing nut on top of the air cleaner and lift the air cleaner off the throttle body to access the vacuum lines.
- Remove plug over the idle screw located on the right front of the throttle body by using a hammer to drive a punch into the plug and then ...
- Turn off the engine and leave the ignition key in the "Off" position. ...
How to lubricate the throttle body?
- Screwdrivers, Torx bits or Torx screwdrivers or combination or socket wrenches, depending on the fasteners used to connect the throttle body to the intake "plumbing."
- Toothbrush or small, soft parts-cleaning brush. Note: Some auto parts stores sell specific throttle-body cleaning brushes. ...
- Eye protection.
- Flashlight.
How to reset throttle body?
- Perform accelerator pedal released position learning procedure.
- Perform throttle valve closed position learning procedure.
- Perform pre-adjustment procedure.
- Start and run the engine until normal operating temperature is reached.
- Turn the ignition switch to the OFF position.
How to clean engine throttle body?
HOW TO CLEAN THROTTLE BODY DODGE DART. ENGINE LIGHT ON THROTTLE BODY CODEIf you have engine light on and code related to throttle body or your Dodge Dart and...
How do I do the throttle body relearn procedure?
1:112:42Throttle Body Relearn: When Should I Reprogram My Car's ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou might have to let it run for three minutes and then shut the vehicle off. And then run it againMoreYou might have to let it run for three minutes and then shut the vehicle off. And then run it again for three minutes. It depends on the type of vehicle.
How do I reset my throttle body relearn?
Turn ignition switch “ON” and wait at least 2 seconds. Turn ignition switch “OFF” wait at least 10 seconds. Turn ignition switch “ON” and wait at least 2 seconds. Turn ignition switch “OFF” wait at least 10 seconds.
How do I reset my GM electronic throttle control manually?
Resetting your electronic throttle control manually can be a tricky job. First, make sure the accelerator pedal is fully released. Next, turn the ignition on and then turn it off and wait for ten seconds. During these ten seconds, be sure the throttle valve is moving by listening for a sound of operation.
How do you relearn a Chevy idle?
After the engine is warm, switch the air conditioning on and off, and then put the transmission into the "drive" position. These actions complete the full idle relearn procedure.
How do you reset the throttle body on a Chevy Silverado?
0:322:05GM Truck Electronic Throttle Body (ETB) Relearn Procedure - YouTubeYouTubeStart of suggested clipEnd of suggested clipNext turn the ignition off for 60 seconds. Then start and idle the engine in Park for 3 minutesMoreNext turn the ignition off for 60 seconds. Then start and idle the engine in Park for 3 minutes again after the 3 minute runtime the engine should be idling normally.
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.
What happens if you don't relearn your throttle body?
What happens when you replace the throttle body? If you replace the throttle body, the PCM won't know and will continue to use the adaptive settings as if the carbon buildup is still in place. If you don't do a relearn procedure, the PCM will “hunt” for a new baseline idle.
How do you reprogram a throttle position sensor?
How to Reset Throttle Position SensorPut the key in the ignition.Turn the key to the On position, without cranking the engine. Wait a few seconds, then turn it off.Repeat the second step.Crank the engine.Pull the parking brake.Set the gear lever in Drive.Wait 5-10 minutes.
How do I fix my electronic throttle control system?
0:362:53How To Replace A Bad Electronic Throttle On Your Car - YouTubeYouTubeStart of suggested clipEnd of suggested clipGet a new one don't get a Rheem and the reman ones aren't that good the new ones are much betterMoreGet a new one don't get a Rheem and the reman ones aren't that good the new ones are much better then you put a new gasket. In slide the throttle assembly over it. And then bolt it back on snog.
Does a new throttle body need to be reprogrammed?
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 high idle after cleaning throttle body?
Cleaning the throttle body allowed more air to enter the engine, and the computer is compensating by adding more fuel. The idle will relearn if you put the vehicle in drive and allow the idle to come down with all accessories off for about two to three minutes.
What to do after cleaning a GM throttle body?
After cleaning the throttle body on a GM vehicle, you may need to perform a throttle/idle relearn. After cleaning the throttle body on a GM vehicle, you may need to perform a throttle/idle relearn.
Can you throttle relearn without a scan tool?
Throttle relearn can also be done without a scan tool, essentially by letting the vehicle idle in park for several minutes and allowing time for the ECM to learn. See appropriate service information for vehicle specific procedures and details if you wish to perform a throttle relearn in this way. Information provided by Mac Tools.
What happens if you don't take the throttle off?
Or, if you didn't take it off and instead moved the throttle plate, you could have damaged the little gears that control the throttle plate. You're not supposed to move the throttle plate "manually" on a drive-by-wire throttle body.... Some people do it and get away with it, but you're really not supposed to.
Can you clean a throttle body with the gas pedal?
If you need to open the throttle plate a little to get the throttle body 100% clean, you can do so with the gas pedal. When I cleaned my throttle body, I left it connected electronically and cleaned it "under the hood".
Anonymous
P1516 Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance This is your problem and should be taken in to chevy for repair
Anonymous
There is a Tecnical Service Bulletin (TSB) that specifically addresses codes P0120, P0220, and P1516.
Error codes 2101 and 1516 on my 2004 chevy trailblazer
The commanded throttle position (TP), based on accelerator pedal position (APP) and possibly other limiting factors, is compared to the actual TP. The 2 values should be within a calibrated range of each other. Both the powertrain control module (PCM) and the throttle actuator control (TAC) module redundantly monitor the commanded and actual TP.
How do I adjust the throttle body
The throttle bodies on most newer cars are not adjustable for its idle speed. If the Check Engine Light is on, go to the nearest auto parts store and get them to pull the error codes from your car's computer. Post the codes back here and we can give you a better answer to your question
2002 GMC Envoy had Reduced Engine Power light, no accleration possible and code P1516 and P1512
It is more then likely a wiring problem or Throttle position sensor or the electric motor in the throttle body ! Pt 2 2007 Chevy 2500HD Reduced Engine Power Warning Fault Code P1516... Drive by Wire Function and Diagnostics by Wells
2004 chevy colorado throttlle body relearn
I haven't done a throttle relearn. All I have done are plug and play. Ecm controls the throttle thru the pedal position sensor. I've done up to 2010 so far, on various makes and models.
2004 chevy express van codes p0894
Chevrolet Tahoe vehicles may experience a performance issue where they will not go over 15MPH. The vehicle may appear to be in "limp-in" mode, giving just enough power to get you to a shop. The codes indicate a problem with the throttle position sensor circuits and throttle actuator performance. Do NOT start replacing parts.