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runs and back fire

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Old 02-01-2009, 01:33 PM
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Default runs and back fire

Hi,
Need help when I start Cherokee first put foot gas so will start after it runs for few seconds It stalls and I will started again warm it up after l will give it gas it backfires threw intake. I have change the fuel filter and OX sensor.


Willie
Old 02-01-2009, 01:55 PM
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you dont need to give it gas to make it start. turn the key all the way to just before it starts, let the fuel pump kick in then start it. clean out your intake and throttle body and whatnot, maybe use some seafoam.
Old 02-01-2009, 02:06 PM
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How do I go about it pour in or take apart for cleaning
Old 02-01-2009, 02:29 PM
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did you change spark plugs
Old 02-01-2009, 02:43 PM
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no
Old 02-01-2009, 03:01 PM
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seems like a timing issue to me..
Old 02-01-2009, 03:18 PM
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Timing issue or a HUGE vacuum leak.
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