Questions & Answers for: low idle 2004 f150

...idle goes up and down also when you brake at a stop rpm goes very low to almost shutting down hi, i would venture to say that you have an air leak somewhere, ie; a split in a vacumn hose or the like ...

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...low idle code and warm ac at idle. 06 f-150 5.4L low idle code and warm ac at idle. Idles around 400. If I rev it above 500, ac gets cold. Any ideas ? Engine light is on, low idle code. Also stalls ...

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low and will sometimes feel like it is going to stall but then revs up to 1000 or but the needle will jump back and forth from 1500 to less than 1000. Please any suggestions are greatly appreciated. I

Question about 2004 F150

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idle low idle goes low. sometimes stalls have you checked your iacv, idle air control valve?

...low idle. Once it gets past 1500 rpms its fine. TRY CHANGING YOUR COIL PACKS AND PICK UP AN IDLE CONTROL SENSOR Not only the coil packs, but check the connections to the heater core...they sometimes ...

2004 F150 5.4l. I've had a bad misfire and replaced the spark plug for that cylinder and the ignition coil. That worked but now my truck idles so low when I come to a stop I stall? What engine trouble

...2004 F150 5.4L 3v with no problems had to remove computer put all back now it idles low in drive @ 600 RPM Will it retrain itself or is there another problem? It may recalibrate itself. The computers ...

...low idle. I tested the alternator, it was 14.6 volts, battery was 12.5. I dont know what to check now. sounds like a dirty plug connection somewhere, unplug what plug ends you pulled off and try ...

Question about 2004 F150

1 Answer

i got a 04 f150 5.4 engine idle low sometimes vibrates and goes dead what should i check i would start by cleaning the throttle body

not idling and dieing at stop lights rpms drop to low Try tapping a screwdriver on your idle solonid if problem stops replace idle solonid

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