How do I adjust my electronic throttle body?
start the engine until it reaches the normal operating temperature. then turn the screw to adjust the idle. once you dial-in, turn-on the a/c then adjust the idle speed until the setting is correct. lastly, turn-on the headlight then adjust again until the idle speed is ok.
How do you calibrate a throttle position sensor on a Ford?
Premium Member Insert ignition key and turn to “ON” (not start). Wait for all idiot lights to go out. Slowly depress the accelerator pedal all the way to the floor. Slowly release the accelerator pedal until it’s all the way back up.
What does an idle relearn do?
Idle Relearn (aka throttle body relearn) is the procedure that is required to obtain the correct idle speed after replacing electronic throttle body, disconnecting a battery cable, clearing a check engine light, etc. The symptoms are, idle is too low, too high, or erratic.
What happens if you don’t do a throttle body relearn?
If you don’t do a relearn procedure, the PCM will “hunt” for a new baseline idle. It will eventually learn it on its own, but it may take over a week of driving, during which time you will experience high and low idle speeds and possibly rough idle.
What does it mean when your car won’t idle?
Causes of a rough idle. Many different problems could result in a rough idle for your car or truck, including: dirty fuel injectors, clogged air filters, bad spark plugs, and a variety of exhaust system issues.
Why does car shake after new battery?
The ECU needs to relearn its fuel trims — it’s normal for the idle to be unstable for the first couple drive cycles after disconnecting the battery (which is obviously required to install a new battery, so it applies to your situation).
Can a battery cause a car to shake?
If your battery is bad, your car won’t run but you’re at risk of stalling out. The domino effect is caused by the stress on your car’s engine that causes it to stall out. …