Rough Idle on cold mornings

Tiny
STEVE57
  • MEMBER
  • 1994 FORD F-250
  • 15,000 MILES
94 Ford F250 351W On cold morning, when started the idle is real rough but runs fine after a few minutes.
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Thursday, January 12th, 2012 AT 5:30 PM

14 Replies

Tiny
FIXITMR
  • MEMBER
When were plugs changed last?
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Thursday, January 12th, 2012 AT 6:55 PM
Tiny
STEVE57
  • MEMBER
About 20,000 miles ago
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Thursday, January 12th, 2012 AT 6:58 PM
Tiny
STEVE57
  • MEMBER
When it is running rough I can smell fuel.
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Thursday, January 12th, 2012 AT 7:14 PM
Tiny
FIXITMR
  • MEMBER
No CEL?
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Thursday, January 12th, 2012 AT 8:29 PM
Tiny
STEVE57
  • MEMBER
Cel?
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Thursday, January 12th, 2012 AT 8:43 PM
Tiny
FIXITMR
  • MEMBER
Check engine light.
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Thursday, January 12th, 2012 AT 8:46 PM
Tiny
STEVE57
  • MEMBER
No
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Thursday, January 12th, 2012 AT 8:56 PM
Tiny
FIXITMR
  • MEMBER
Smell fuel like raw gas? Does odor come from exhaust?
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Friday, January 13th, 2012 AT 1:41 AM
Tiny
STEVE57
  • MEMBER
Yes
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Friday, January 13th, 2012 AT 1:59 PM
Tiny
FIXITMR
  • MEMBER
Has your gas mileage been effected?
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Friday, January 13th, 2012 AT 7:29 PM
Tiny
STEVE57
  • MEMBER
No still 10 mpg
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Friday, January 13th, 2012 AT 7:44 PM
Tiny
FIXITMR
  • MEMBER
Common causes of this problem are MAF/MAP sensor which on fords dont seem to respond to cleaning and ECT sensor. The more details and history you can provide the easier t o try and pinpoint issue.
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Friday, January 13th, 2012 AT 9:14 PM
Tiny
STEVE57
  • MEMBER
Thanks for your help.
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Friday, January 13th, 2012 AT 9:18 PM
Tiny
STEVE57
  • MEMBER
It was the MAP sensor, thanks for the help
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Monday, February 6th, 2012 AT 3:18 PM

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