turn the idle screw on the throttle body
how to adjust idle on 2001 legacy
750rpm 850rpm w/Air Condition on
you cant there is an electronic throttle position sensor that controls idle may be bad
Idle speed is computer controlled and is not adjustable.
Idle speed is computer controlled and is not adjustable.
Idle speed is controlled by the Electronic Control Unit and is not adjustable by the consumer. The question is why you would even want to mess with this on a car that is under warranty?
change the TPS Throttle Position Sensor
To adjust the curb idle on a 1984 Mercury Grand Marquis, locate the idle speed adjustment screw on the throttle body. Start the engine and allow it to reach normal operating temperature. Use a tachometer to measure the RPM, then turn the idle speed adjustment screw clockwise to increase or counterclockwise to decrease the idle speed, aiming for the recommended RPM specified in the owner's manual. Finally, recheck the idle speed after adjustments to ensure it’s within the correct range.
There is no adjuster. The Electronic Control Unit (ECU) sets the idle speed and you can't change it.
If an alternator is going bad it can cause a rough idle in a 1993 Subaru Legacy. Cold temperatures in the winter can also cause a rough idle in the Subaru Legacy.
At the base of the carburetor are 2 screws. One adjusts the idle speed and the other adjusts the idle mixture. Screw the idle mixture in until the engine starts missing then screw it out 1 turn. Then, adjust the idle speed screw to about 850 RPM.
To adjust the idle on a 1984 Chevette, first, make sure the engine is warm and running. Locate the idle adjustment screw on the carburetor, which is typically found on the side. Turn the screw clockwise to increase the idle speed or counterclockwise to decrease it, checking the RPMs with a tachometer if available. Once you achieve the desired idle speed, ensure all connections are secure and the engine runs smoothly.