LS hatch prob

B16, B18, B20
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LS hatch prob

By 92dxeg
- Wed Mar 17, 2010 12:41 am #181694 ok i found out what the prvious prob was with my hatch and it was the fitv now it idles just fine but when i hit the gas it stalls any1 have any ideas
i tried the iac i unpluged it while it was idling and it did not drop or bog down it did the same shit
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By Classiccarsrule85
- Wed Mar 17, 2010 12:50 am #181695 well could mean your iacv needs cleaning or is bad but sounds to me there seems to be something wrong with either fuel pressure( too much air not enough fuel.... kinda seems like a vaccum leak as well maybe the fpr? not completely sure but it probaly has something to due with the a/f ratio....
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By 92dxeg
- Wed Mar 17, 2010 1:04 am #181697 it deff seems like the is too much air and no enogh fuel how would i fix this prob cuz it idles fine does not bounce or anything just chokes out
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By Classiccarsrule85
- Wed Mar 17, 2010 1:12 am #181703 well id get a multi meter best investment if you do your own work in a car....test the resistance of the map sensor first since that controls the signal for the a/f ratio along with the tps...then id check the injectors make sure that they have the correct reisistance.....and then if that all checks out id go ahead and check out your fuel pressure regulater and its vaccum line because i dont think that vaccum hose would affect idle but yea id just check that out....

and if all that checks out well.....then id wonder if your running the correct ecu and wiring harness..... but yea im sure you are since it runs and idles fine.....so yea i guess check that stuff first.
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By 92dxeg
- Wed Mar 17, 2010 3:42 am #181747 also i forgot to say when my car is cold the rpms go up and down untill it gets warm then it idles just fine
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