Volvo 850 Made from 1993 to 1997, this Volvo line was available in both a wagon and a sedan, both with were graced with several trim levels.

1995 Volvo 850 Turbo Wagon- -No spark at coil

Old Oct 27, 2013 | 11:43 AM
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Question 1995 Volvo 850 Turbo Wagon- -No spark at coil

Hi,
I am new to this forum and hope someone can help me. I am sooooo frustrated trying to figure out why I had intermittent spark and now none coming from the wire from my coil to distributor cap. I have replaced the coil and igniter. The number two pin on the plug to the ignitor is hot and the two connections going to the coil from the ignitor is hot. But, there is no spark from the wire leaving the coil. I also replaced the coil wire. I have a strong flow of fuel also coming thru the valve on the rail so I think I am getting plenty of fuel. Everything I have found so far mentions the cam sensor. Can this stop my spark at the coil?
Any help would be appreciated as I am not the best when it comes to working on and understanding how all this works together.
Thanks,
Dave
 
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Old Oct 27, 2013 | 12:27 PM
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Yep it will stop spark.
 
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Old Oct 27, 2013 | 12:40 PM
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Default Re: 1995 Volvo 850 Turbo Wagon- -No spark at coil

Originally Posted by rspi
Yep it will stop spark.
Thank you for the quick response. Can you tell me where the cam sensor is located? I will replace it asap and hope this fixes my problem.
Thanks again.
Dave
 
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Old Oct 27, 2013 | 01:53 PM
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On the back of the exhaust cam. I'm pretty sure it has a T40 torque. Be careful, they strip easily.

Step 17 here:
Cam Seal Replacement, rear, 1998 Volvo S70 GLT - Volvo 850 Cam Seal Replacement

 
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Old Oct 27, 2013 | 01:56 PM
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You have a '95 so you likely have a CEL. You should check for codes before replacing parts.

 
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Old Oct 27, 2013 | 07:27 PM
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I had a problem that the "main fuel injection relay" plug deteriorated, and the relay then turned off. It's on top of the radiator. When that happened, I could not retrieve engine codes from the OBD-I port under the hood. So if that happens to you, you should definitely check to see if the main fuel injection relay is on. You can get it running for free, simply by looking at that plug. You'll easily see what's wrong with it. A permanent fix may cost a little money, depending on how you do it.

There is a good diagnostic for no spark in the shop manual, but I won't post it unless you want it. It's in lot of other threads.
 
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