car wont start sometimes....

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Old Aug 28, 2006 | 09:24 PM
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95_red_dc's Avatar
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From: st.louis, mo
Default car wont start sometimes....

It is a 91 civic dx hatch with a b16a obd0 swap and recently when I first drive it for the day and I stop somewere for a couple of min and I try to start the car it does not want to it just crakes over and it takes a couple of min before it starts what could it be maybe distributor going out?
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Old Aug 28, 2006 | 09:27 PM
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dose the car misfires come times,?
or when ur driving it its ok, i think ur IG coil is going out,
try replacing the dizzy and check,.
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Old Aug 28, 2006 | 09:30 PM
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Default Re: (salman)

it drives find and does not misfire when trying to start it some times when its the motor cold it idle surges
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Old Aug 28, 2006 | 09:38 PM
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Default Re: (ls_swaped_crx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ls_swaped_crx &raquo;</TD></TR><TR><TD CLASS="quote">It is a 91 civic dx hatch with a b16a obd0 swap and recently when I first drive it for the day and I stop somewere for a couple of min and I try to start the car it does not want to it just crakes over and it takes a couple of min before it starts what could it be maybe distributor going out?</TD></TR></TABLE>

My car is doing the same thing. This might sound farfetched, but I think that it's because our cars are running WAY too rich. When the fuel pump primes and the car starts, I believe that the fuel pressure or the fact that the spark plugs are covered in fuel makes the car not want to start again until the pressure dies down/fuel dries (hence the reason why it takes a bit for the car to start up again). Pull the spark plugs and check the tips. I just did this and saw fuel on all of them .

I'm going to lean out the car tomorrow using an SAFC(without a wideband ) and will report back to let you know how it went.
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Old Aug 28, 2006 | 09:39 PM
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Default Re: (ls_swaped_crx)

Idle surging could be a tight throttle cable. Does the non-starting problem happen more frequently when it's hot outside? If so, I can almost guarantee it's your main relay, it's a pretty common problem on these cars. Search other threads to see how to check it, I can't really explain how to get at it.
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Old Aug 28, 2006 | 09:48 PM
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From: st.louis, mo
Default Re: car wont start sometimes.... (ls_swaped_crx)

It usally just happends once a day, its happends at any temp and the car is usally at operating temp it will happend in the morning when i try to start it up for the second time in a day and it just takes a couple of min of cranking
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Old Aug 28, 2006 | 10:00 PM
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From: WA
Default Re: car wont start sometimes.... (ls_swaped_crx)

If it was the main relay, the problem would be consistant. Since your car initially starts fine, I don't see how a relay (that is always used when starting the car) could cause the car to not start on the second or third attempt.
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Old Aug 28, 2006 | 10:40 PM
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its probably your main relay. it wont happen all the time, but frequently depending on how gone it is. when u turn ur key two positions, and all the lights in thecluster come on, you should hear the fuel pump prime. if u hear it and your car doesnt start, its not ur main relay, if you dont it is. next time ur car doesnt start, u should check SPARK, FUEL, and TIMING. it will always be one of those three things.
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Old Aug 28, 2006 | 11:17 PM
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Default Re: (menappi)

main relay i recently had the exact same symptoms. one way to check is when it doesnt start try to listen for the fuel pump.
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Old Aug 29, 2006 | 04:30 AM
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From: Somewhere, Ontario, Canada
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main relay, hot starts (or hot weather) and it wont turn the fuel pump on.

replace it.
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Old Aug 29, 2006 | 09:51 PM
  #11  
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From: st.louis, mo
Default Re: car wont start sometimes.... (ls_swaped_crx)

were is the manin relay locatd at ?
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Old Aug 29, 2006 | 10:33 PM
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Default Re: car wont start sometimes.... (ls_swaped_crx)

under the panel on the drivers side where the hood release is, its a bit of a pita the first time.
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Old Aug 30, 2006 | 10:20 AM
  #13  
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From: Somewhere, Ontario, Canada
Default Re: car wont start sometimes.... (93formula)

A picture is worth a thousand words...

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