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1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks

idle problem

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Old Jan 7, 2010 | 11:11 PM
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idle problem
ildes fine then drops down then back up what do you think it is
 
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Old Jan 7, 2010 | 11:29 PM
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.... wasnt there another post just exactly like this one yesturday.....

try cleaning ur IAC if that doesnt help c if u have a line of ur map sensor
 
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Old Jan 8, 2010 | 12:03 AM
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what do you mean a line of map sensor
 
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Old Jan 8, 2010 | 12:09 AM
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a vacuum line.... if the map sensor isnt getting the pressure reading from the manifold it will cause it to idle all messed up and do other things

give the IAC a good cleaning then look over the vacuum lines
 
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Old Jan 8, 2010 | 04:55 PM
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cleaned iac didnt stop swaped the bmap senor i think it fixxed it
 
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