Questions & Answers for: 2003 f150 idles rough

rough idle 2003 f150 i have a 2003 ford f-150 with the 5.4 v8 and it starts fine but idles rough in park and gear until 3000 rpms what could this be? plugs or wires need replacing.

rough engine idle also smell gas when idle IAC Valve. Idle Air Control Valve.

2003 ford f 150 4.6 v8 and the idle went from smooth to rough also sputters and sluggish while driving check engine light is flashing. have the vehicle scanned for error codes at autozone, its free. ...

5.4 triton. starts up rough 3 out of 5 times. did 5.4 triton. starts up rough 3 out of 5 times. did the coils and plugs aready. Rough idle. Engine has 135000 on it. What else can it be I would check ...

...2003 F150 Lariat 5.4 started to idle rough at a... My 2003 F150 Lariat 5.4 started to idle rough at about 128000 km. There was no engine light. Dealer recommended changing the plugs. They also found ...

2003 F-150 p/u...rough idle @ stop and then complete engine shut down if in drive after about 10 seconds...will idle in park or neutral roughly but if in DRIVE and stopped will shut down...still has ...

2003 4.2 F150 idles smooth under load but misses under load Problem began with my F150 just running a little rough. I put a bottle of injector/carberator cleaner in a half tank of fuel but then did ...

...f150-rough-idle-and-vibration.html---------Steering Wheel Vibrates at Idle? http://whatisbyme.blogspot.in/2012/05/1993-toyota-corolla-steering-wheel.html---------Runs Fine But Idle Is Low? ...

My 2003 F150 Ford pickup has a 4.6 engine, it gains speed even though I am not accelerating. It also has rough idle. Possible vacuum leakcvcvcvcvccvcvcv

...2003 f150 5.4 starts. Idle is rough I can rev engine. When I put it in any drive position it runs really bad and wond move the truck. Stalls won't drive. What have you checked so far ? Check engine ...