Rough Idle on cold mornings

1994 FORD F-250
15,000 MILES
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STEVE57
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94 Ford F250 351W On cold morning, when started the idle is real rough but runs fine after a few minutes.
Jan 12, 2012 at 5:30 PM
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FIXITMR
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when were plugs changed last?
Jan 12, 2012 at 6:55 PM
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STEVE57
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About 20,000 miles ago
Jan 12, 2012 at 6:58 PM
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STEVE57
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When it is running rough I can smell fuel.
Jan 12, 2012 at 7:14 PM
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FIXITMR
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no CEL?
Jan 12, 2012 at 8:29 PM
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STEVE57
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Cel?
Jan 12, 2012 at 8:43 PM
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FIXITMR
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check engine light.
Jan 12, 2012 at 8:46 PM
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STEVE57
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No
Jan 12, 2012 at 8:56 PM
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FIXITMR
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smell fuel like raw gas? does odor come from exhaust?
Jan 13, 2012 at 1:41 AM
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STEVE57
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yes
Jan 13, 2012 at 1:59 PM
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FIXITMR
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has your gas mileage been effected?
Jan 13, 2012 at 7:29 PM
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STEVE57
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no still 10 mpg
Jan 13, 2012 at 7:44 PM
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FIXITMR
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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.
Jan 13, 2012 at 9:14 PM
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STEVE57
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Thanks for your help.
Jan 13, 2012 at 9:18 PM
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STEVE57
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It was the MAP sensor, thanks for the help
Feb 6, 2012 at 3:18 PM
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