There is no adjustment you should mess with. The ECM maintains the correct idle unless you have problems like vacuum leaks.
There should be a screw near the end of the throttle cable on the throttle body.
There is no idle screw. The idle air control valve controls the idle and can be set on different settings. You should consult a Ford dealer or mechanic for proper settings.
The speed screw is on the bell crank near the cable connection for the pedal the fuel mix screw was sealed from the factory and cannot be adjusted.....
turn the idle screw!
Turn the Idle Adjusting screw.
It is very likely there is no way to adjust the idle on your car. If your car is idling low, it's probably a problem somewhere else. Idle is likely controlled by the computer.
Fuel mixture can not be adjusted it is computer controled.You can adjust the idle by removing the cover where throttle cable attaches to the throttle body and turning adjustment screw
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.
The idle speed is controlled by the computer ( PCM , Powertrain Control Module )
The idle setting for a 2001 ford escort zx2 is something that is not owner adjustable. It the idle is off, check for vacuum leaks or a clogged air filter.
The idle adjustment screw of the idle control valve is what needs adjusting. Either opening or closing the valve moves the throttle plate and adjusts the idle.
It's controlled by the PCM (computer)... there is no idle screw