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water pump or thertomstat
ford suck. go Chevy
!t can be the air flow censer it might be messed up or the rong one usually the rong one will make it idle high.
It was the dis ignition module changed it out and runs great!!
The Idle Air Control (IAC) valve is mounted on the throttle body
The IAC (idle air control) at the throttle body is usually the problem.
There is no adjustment you should mess with. The ECM maintains the correct idle unless you have problems like vacuum leaks.
What causes back firing on a ford explorer and it to idle rough and want to cut out when you try to give it gas.
Throttle plate may be stuck - try to free with a screwdriver
There should be a screw near the end of the throttle cable on the throttle body.
most likely you have a missfire.
The engine is EFI so the idle setting is computer generated. You'll need and engine programmer to change this setting.