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 change the throttle body?
Problems after cleaning the throttle body
- Car requires more power than usual to accelerate from a full stop. ...
- Loud noises while your car is on but in idle. If you notice a loud rumbling noise while your truck or car is stopped at a stoplight, it may not ...
- Air Sensor still forcing check engine light. ...
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.
Can You rebuild throttle body?
If you need to repair your throttle body, and a throttle body assembly is not available for your vehicle, a throttle body repair kit is the perfect solution. At O'Reilly Auto Parts, our throttle body repair kits include all the parts you need to rebuild your original throttle body. Click to see full answer.
How do you reset the throttle body on a Chevy?
0:322:05Next 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 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 reset throttle body after replacing?
Leave the key off for a moment, turn the key to the "On" position again, wait 3 seconds, and press the accelerator 5 times in 5 seconds. Wait 7 seconds, and hold the accelerator down. The check engine light should start blinking, continue to hold pedal down until it stops blinking. You can then start the car.
How do you adjust the throttle position sensor on a Chevy?
0:573:46By 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.
How do I adjust my electronic throttle body?
Disconnect the idle air adjustment valve by locating and disengaging the electronic connector that holds it to the throttle body. Turn the idle screw to adjust the idle—turn the screw to the left to increase the RPM or to the right to lower it.
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 calibrate my accelerator pedal position sensor?
To calibrate the accelerator pedal assembly: To recalibrate the ECM and accelerator pedal, the ignition switch must be in the ON position and then the accelerator pedal must be slowly and fully depressed from idle to full throttle. Repeat the procedure three times.
How much does it cost to program a throttle body?
Throttle Body Replacement Cost And if you're thinking of doing the job yourself, you're not going to save a ton. That's because the vast majority of the cost comes from the parts, not the labor. If you plan on doing the job yourself, you can still expect to spend between $400 and $500 for your new throttle body.
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".
How to reset a dtc?
Remove negative battery cable for 20 minutes to reset all DTCs. 2. Start engine, run in park for 3 minutes. -MIL did not come on. -Engine starts at about 1200rpm, then slowly idles down to 800 rpm and back up to a steady 1000rpm. 3. Remove key for 60 seconds. 4. Start engine, run in park for 3 minutes.
Is idle normal while driving?
While driving, the idle was pretty normal , although downshifts came with a noticable surge, especially the 2-1 when coming to a complete stop. Behavior continued to improve over the next several days, and after about 500 miles of driving has returned to what I would consider normal.
What does a check engine light mean?
Hi Kelly. A check engine light is typically triggered when a senor detects a mechanical or electrical failure within an engine or transmission component. It usually will be accompanied by symptoms. In the case of a fuel rail issue, the...
Is there a warning light on an ECM?
While there is typically not a designated warning light for the ECM (electronic control module), there may be a check engine light pertaining to it. If you pulled a code for the ECM, further... Read more.