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Old 10-26-2010
Thread Starter
Join Date: Oct 2010
Location: LaJunta CO
Posts: 1
P0171 code

4.0 OHV Ive checked for vacum leaks cleaned the MAF I reset the light and sometimes it comes back on within 10 miles and the next time it will take over 100 miles to come back on anybody got any ideas
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Old 10-26-2010
__Arod__'s Avatar
Join Date: Apr 2010
Location: Central Florida
Posts: 287
Egr valve, clogged fuel filter, weak fuel pump
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Old 10-26-2010
djfllmn's Avatar
Join Date: Mar 2009
Location: York, PA
Posts: 5,796
grab a can of carb cleaner,start the engine ,and soak the vac lines...if the motor starts to sputter then you found the problem
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