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B20 Problems..

Posted:
Mon Jun 23, 2008 8:30 am
by id3379
So after the swap was done ive had some problems, My idle is super funky, i start my car and it goes to about 1000k and then drops down to 500k and goes from 1k back down to 500k...back n forth.. the car's throttle response is shitty until i get to 3k, then its perfect, and after i drive for about 3 minutes the problem goes away, but if i sit at a stop light for about 30 seconds or more at idle, the problem happens again ! and im not getting a CEL...ive tried this:
Checking all grounds
Checking Vacuum lines
Adjusting idle screw on the TB
Cleaning out my IACV
My thoughts are mabie its my Dizzy going bad, or a vacuum leak, or a bad o2 sensor.. im not sure... any thoughts ?

Posted:
Mon Jun 23, 2008 4:48 pm
by flyinryan122
what ECU do you have runnin your car?
Have you tried adjusting the throttle cable? I think teal had a problem with this once, car had bad throttle response, had to adjust the cable to fix it. i'm not positive on that one tho.

Posted:
Mon Jun 23, 2008 7:12 pm
by id3379
im running a LS ecu thats chipped, and its not the cable, if it was the cable i don't think it would have weird start up idle shit, and then sometimes be fine. it would always be bad if it was the cable

Posted:
Tue Jun 24, 2008 6:42 am
by flyinryan122
I was thinking it may have been a combination of both. I know that one of my friends did a swap and wasnt running the right ecu and his car ran goofy and wouldn't idle right.
But I just thought about a tps. try switching out your throttle body and see what happens.
Just last week mine started acting up. the car would take a while to start up and when it did it didn't want to run. and when driving around it felt sluggish. and sometimes at a light or when slowing down to a stop the idle would jump around, and sometimes die.

Posted:
Wed Jun 25, 2008 2:56 am
by id3379
i don't have another TB, and i ment i have a stock LS ecu

Posted:
Wed Jun 25, 2008 6:33 am
by flyinryan122
You dont have anyway to try a diffenert one? just to check if it works?

Posted:
Wed Jun 25, 2008 5:08 pm
by id3379
flyinryan122 wrote:You dont have anyway to try a diffenert one? just to check if it works?
not unless i buy another random tb ?

Posted:
Wed Jun 25, 2008 6:10 pm
by flyinryan122
Damn that sucks. i have a bunch layin around. and the last one was only like fifteen bucks from a shop around here.

Posted:
Wed Jun 25, 2008 9:11 pm
by id3379
sell me a tps

Posted:
Thu Jun 26, 2008 7:05 am
by flyinryan122
haha, let me find one of my b-series throttle bodies with a good tps, and i'll find out how much shipping is. where do you live? (city and state)

Posted:
Sun Jun 29, 2008 6:37 pm
by id3379
Bonsall. CA