2004 Ford F150 "fast idle" Questions

...fast. Don't hear any vacuum leaks. How to slow engine down? ****** timing? Thanks The IAC (idle air control) may be stuck from dirt or malfunctioning.It's located in the intake near the throttle ...

...fast idle is most likely caused by a leaking upper intake runner base gasket, this high idle may be related to the trans no engaging, fix the idle problem by remove the upper intake runners and ...

1988 ford f-150, 5.0 eng. truck is idling way too fast after it's warmed up. Why??? 1988 ford f-150, 5.0 eng. truck is idling way too fast after it's warmed up. Why??? check emissions ...

...,removed manifolds , cleaned all passages replaced gaskets. still has fast idle? Check PCV System for vacuum leaks Smoke Test all your work-intake,etc Test & Smoke the Evap System for ...

...but,will not stay runnimg im drv. Timing may be retarded.Check for vacuum leaks.If carburated, adjust idle mixture screws w/truck in drive(and someones foot on the brake) and/or fast idle

to fast about 1500rpm I would look closely for a large vacuum line that may have inadvertantly been dislodged from it's connector. There is no legal way to set the idle, they are preset at the factory

i have a 1988 ford 150 truck. it is idling too fast when driving,i have to brake to get it to slow down,it will slow down only when braking When you are not driveing and you press the gas pedal do the

...fast idle 1988 ford150 when driving,it will go so fast have a hard time braking it what can be happening and is a common issue is that the pedal return spring on the throttle body (linkage) gets weak ...

...idle problem. Although it stays running a little better, it idles fast then slow in a pattern like. I have paid for online advice which left me in the same place i am currently in. I am stumped. Help ...

...Idle is to fast Have checked for vacum leaks, replaced ISC solenoid valve. check you throttle positioning sensor, also check your mass air flow sensor, by unplugging while your motor is running if ...