85 245 wont start

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Old 02-05-2008, 07:28 PM
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Default 85 245 wont start

i drove the car to work and came out to start it and nothing. i did some checking and there was no spark. did some further checking and found it was the hall sensor. i replaced that and now i have spark and fuel but still no start. not sure where to go next.
 
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Old 02-06-2008, 07:23 AM
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Default RE: 85 245 wont start

Did it get flooded?
Have you tried a shot of ether ( Ishoot it in the vac hose at the back of the fuel pressure regulator).
Are the injectors working?
 
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Old 02-18-2008, 05:43 PM
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Default RE: 85 245 wont start

no go with ether and not sure how to test injectors. i tried to remove the rail and injectors but they are stuck. i don't want to force them. any tips?
 
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Old 02-18-2008, 06:26 PM
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Default RE: 85 245 wont start

Do you hear the fuel pump kick on?
If you could find a noid light you could plug it into the injector wiring and watch for the light to flash.
 
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Old 02-19-2008, 12:59 AM
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Default RE: 85 245 wont start

I had intermittent start problems with my 86 240 wagon and found the fuel pump relay wasoriginal lol. Changed it and seems to be fixed. Cheers
 
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Old 02-19-2008, 09:57 AM
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Default RE: 85 245 wont start

the relay clicks over when the key is turned to the on position and again when trying to crank. i can hear the pump and i get fuel going to the rail. what am i looking at if i do/do not have pulse at the injectors?
 
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Old 02-19-2008, 01:48 PM
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Default RE: 85 245 wont start

got a set of noid lights and there is pulse going to the injectors. where do i go from here? could it be speed sensor? i'm stumped.
 
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Old 02-19-2008, 06:30 PM
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Default RE: 85 245 wont start

It could be the speed sensor or the pick up in the Dist of yours has that.
 
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Old 02-19-2008, 06:34 PM
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Default RE: 85 245 wont start

If it won't fire with ether you can't have good spark.
I pull the vac line from the FPR and shoot a good blast in there, it should run for 4-5 seconds on that.
Unless its completely flooded, in which case pull the plugs and the fuel pump relay, crank it over a few seconds.
Also smell the oil.


I've read of guys cranking their engine at nite with no lights around and seeing all the sparks escaping their worn out ignition systems HT wiring. If its a damp enviroment, spraying the plug wires with WD40 gets many balky engines going.

I find my cheapo timing light is good to checking for spark, but not quality of spark.
 
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Old 02-19-2008, 07:02 PM
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Default RE: 85 245 wont start

hall sensor in distributor has been replaced. dist cap, rotor and wires are also new. i'll try to have someone start it while i spray ether. i have been doing this alone, so i would spray and then go try to start it. thanks for the help everyone.
 
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Old 02-20-2008, 11:59 AM
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Default RE: 85 245 wont start

I worked on mine alone too, thats why I suggest putting the ether in the vac line going to the intake manifold, it works quite well.

If its got compression,
if the plugs aren't drowning in fuel (you didn't say one way or t'other..)
and you can't get it to pop with ether,
logically I'd sayits ignition related.
 
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Old 02-20-2008, 04:16 PM
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Default RE: 85 245 wont start

i pulled the injectors and they are spraying just fine. i've got good spark on all cylinders, fuel from all injectors, i don't understand why it won't start. sometimes it will act as if it is going to fire for a couple of seconds but never does.
 
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