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2004 F150 5.4 Triton 3V. Rough idle after decelerating when
2004 F150 5.4 Triton 3V. Rough idle after decelerating when towing...sound like a diesel. … read more
Ray M.
Ray M.
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Vocational, Technical or Trade School
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Tony McCarthy
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Chris (aka- Moose)
Chris (aka- Moose)
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On a slope, backing up warm in reverse engine misses 5.4
Second opinion] On a slope, backing up warm in reverse engine misses 5.4 2010. this past time it did it I got these codes po012,po022,po341,po346. 93k miles and original spark plugs. Have ran Ams oil … read more
Ron
Ron
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Vocational, Technical or Trade Scho
25,022 satisfied customers
On a slope, backing up warm in reverse engine misses 5.4
On a slope, backing up warm in reverse engine misses 5.4 2010. this past time it did it I got these codes po012,po022,po341,po346. 93k miles and original spark plugs. Have ran Ams oil 0-20 signature s… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
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2006 f150 has p2198 and p2195 codes. It idles rough and
2006 f150 has p2198 and p2195 codes. It idles rough and smokes a while but then suddenly runs perfect and then after a while the same. And while driving the same it runs rough and suddenly run great. … read more
Eric
Eric
Retired
N/A
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Typical 5.4 Triton rough running when engine winds down to an idle when up to temperature. I've replaced VCT solenoid, and cam position sensors … read more
JOHN aka Eauto
JOHN aka Eauto
self employed
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I have a 2007 f150 5.4 it has a rough idle or misfire, it is
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A. Penland
A. Penland
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4 litre v6 rough idle, changed plugs and wires, cleaned map and throttle body. No luck. … read more
davehop
davehop
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Ford Master Technician. Hyundai Master Technician
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Second opinion] Im thinking of buying a ford F150 5liter
Second opinion] Im thinking of buying a ford F150 5liter truck. It's been sitting in garage for 6 years. owner replaced plugs, wires, oil & battery. Truck started right up and he drove it 30 miles to … read more
Chris (aka- Moose)
Chris (aka- Moose)
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Second opinion] At 30-45 mph the truck bogs down. 2006 Ford
Are you fixing your F150 yourself? What have you tried so far?Customer: I would prefer to fix it myself. I just recently bought the truck. I have ordered the spark plugs and coils. Due to a check engine light coming on.… read more
A. Penland
A. Penland
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Vocational, Technical or Trade School
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Running down the vacuum I just changed the engine and I have
Running down the vacuum I just changed the engine and I have a rough idle. also making noise on the right hub and was told it was a vacuum issue … read more
HDGENE
HDGENE
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I have a 2003 f-150 that all of a sudden is stuttering and
I have a 2003 f-150 that all of a sudden is stuttering and cutting out, it is idling rough and when I try to put it in gear and drive it stumbles and gets worse as I try to accelerate … read more
Greg
Greg
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Second opinion] rough idle. surges when put in park, other
Second opinion] rough idle. surges when put in park, other than that runs good … read more
Ron
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Rough idle. surges when put in park, other than that runs
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Mike V.
Mike V.
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2001 Ford F150 4x4 5.4 idling rough, runs rough, acts like
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rpmdiag
rpmdiag
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I have a 2002 Ford F-250 with a triton 5.4 just had all the
Ya I have a 2002 Ford F-250 with a triton 5.4 just had all the coils and spark plugs replaced and it still idles and runs rough? … read more
A. Penland
A. Penland
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Vocational, Technical or Trade School
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Just had spark plugs coil assemble sensor say and 4 vac
just had spark plugs coil assemble sensor say and 4 vac hoses replaced. 2003 expedition is still rough idle and almost like a back fire when I accelerate for a stop … read more
Dan
Dan
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Meet the Experts:

Ron

Ron

ASE Certified Technician

25,022 satisfied customers

23 years with Ford specializing in drivability and electrical and AC. Ford certs and ASE Certs

Chris (aka- Moose)

Chris (aka- Moose)

Technician

54,645 satisfied customers

16 years experience

John Mc

John Mc

Ford Technician

5,495 satisfied customers

19 years Ford Lincoln Mercury experience

Chuck

Chuck

ASE Certified Technician

1,685 satisfied customers

33 Years Experience,Ford Senior Master,ASE Master,L1 Advanced Engine Performance

Cam

Cam

Journeyman Automotive Technician

10 satisfied customers

GM Grand Master Technician 2007. 14 years Automotive experience.

Mike V.

Mike V.

Auto Service Technician

1,591 satisfied customers

25 years experience on all makes and models, Licensed NYS Inspector.

Richard

Richard

ASE Certified Technician

1,524 satisfied customers

12 years at a Ford Lincoln/Mercury and Jaguar dealer as a technician and shop foreman.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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