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#1
08-11-2009, 07:00 AM
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backfire
Hi, here is my problem, 87 Ford Bronco ii is backfiring every time that I started untill it gets to normal temp. Please help.
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#2
08-13-2009, 03:43 PM
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Re: backfire
Unplug the sprout and check base timing. Then when it plugged in make sure the computer is advancing the timing.
A break in a plug wire will cause a back fire but this would occur after its warm. How bad is the back fire?
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#3
08-14-2009, 06:53 AM
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Re: backfire
the backfire is pretty bad untill the car get to normal temp .
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#4
08-19-2009, 10:55 PM
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Re: backfire
Hi, heres my problem I dont know your eng I dont know if FI or not, but if I were to guess could be vac leak causing lean when cold not as noticed when warm , could be temp sensor messing with brain when cold, could be EGR valve. Are there codes?obd1 still can code map sensor etc. may be this helped dont know
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