940Turbo Injectors wont open

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Old 02-13-2011, 03:17 PM
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Exclamation 940Turbo Injectors wont open

Hey guys a Volvo 940 Turbo with a 2.3L 8V
it doesnt start and is because the injectors ar enot opening.
ther eis fuel pressure.
thought it might be the ECU changed it and still nothing
*yes the fuel pump is working and is delivering pressure*

Any advice ? help?
 
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Old 02-13-2011, 03:18 PM
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replaced the factory injectors with some pink cap mustang injectors fit perfectly exacly and still nothing
checked with multimeter and 0.00V
 
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Old 02-13-2011, 05:36 PM
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Have you checked your wiring harness?
 
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Old 02-13-2011, 05:47 PM
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First things first...have you pulled codes from the OBD? Check both socket 2 and 6. You do know about hi-res and low-res injectors, right? Because your car is set up for low-res. Put the original green tops back in. Two things...your fuel pump relay is actually 2 relays. One side runs the pumps. Other side provides power to the injectors. Also, there is a radio suppression relay mounted to the overflow tank under the hood. If it craps out, car won't start.
 
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Old 02-14-2011, 10:58 AM
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no since it smy first Volvo i'm used to newer Cars.
and i haven't take the time to learn how to read codes on that thing.
all i know is that u stick the thing and it will blink in a series of codes.
Any reference for the OBD how to would be gladly appreciated!!
http://cgi.ebay.com/ebaymotors/VOLVO...sQ5fLiterature

thinking on buying this book since i haven't found th eService manual.


swiftjustice44 !
your saying that Relays Doesnt mean that if their CLICKING means their WORKING!
right?
just order the Pump and injector Relay for 13.95$ not bad $ i guess... will have it on my hands for tomorow.
 
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Old 02-14-2011, 01:08 PM
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Usually clicking means they're getting power; whether they work or not depends on whether the contact points are toasted. And, in the case of the fuel pump relay, one side can work while the other side is toasty.
 
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Old 02-14-2011, 03:22 PM
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Any Way to Acces the way to use the OBD Light system mounted inside the engine bay?
you said to put the pin inside the #2 & #6? to see what codes it delivers?

still need to know hoe does it work.
long and short blinks or ?
*i'll google is see what i can fing*
 
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Old 02-14-2011, 04:22 PM
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http://www.troublecodes.net/Volvo/
Explains it as well as any...
 
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