...is controlled by the engine computer. If it seems to be idling high, the idle air control valve (IAC) may be stuck or faulty. This can sometimes be corrected by removing the IAC and cleaning
...sensor the it comes down to between 1000 and 1500 with fluctuations what could cause this and there r no vacuum leaks a common problem with ford 4.0! idle air control !aka iac motor! and throttle ...
iac valve adjusts your idle if you somehow left a vacuum hose off or the air intake hose lose your engine wont run or if it does it will run very rough other wise check you maf sensor located near the
...IAC) sensor. The purpose of this sensor is to control the car's idle under various operating conditions. In order for it to function correctly, the internal components must be clean (meaning, little ...
...if you replace your Idle Air Control Solenoid (IAC) your problem will go away. The other 10% could be many other things including a faulty Coolant Temperature Sensor, Mass Airflow or MAP Sensor,
running rough after changing fuel pump and filter / spark plugs and wires /cleaned IAC and intake Are O2 Sensors over 100,000 miles? Cylinder misfires? Vacuum leaks? Test--TPS Sensor
IAC. If this does not work, try unplugging the MAP Sensor and see if it will start and idle. If it continues to run (idle) with the MAP sensor unplugged, then replace the MAP sensor. The next thing to
...maf . the maf is your mass air flow sensor and it is in the air tube going to the throttle body. the iac is your idle air control valve that is in the throttle body next to the throttle position ...
Question about 1998 Explorer
IAC can contribute but in your case sounds like your Throttle Control Position Sensor Switch eith er has a bad connection or the switch is bad all together. they are betwen 25 and 40 dollars any parts
Question about 1997 Explorer AWD
...sensor, brought it down from 3000rpm to 2. I have no diag eqp mech told me it was the prob from the ether Try cleaning the throttle plate and the IAC - idle air control passage . There are videos on ...
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