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by james78
08 Mar 2009, 19:12
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: 850 glt (non turbo)93 Timing Belt
Replies: 8
Views: 3776

Re: 850 glt (non turbo)93 Timing Belt

i think the dealership gets between 600 and 800 but that is because they are trying to change everything at the same time, the water pump, tensioner, idler pulley, etc. i have a 93 850 NT and a 94 850 T, i have done head gaskets on both. i had to use a Q-tip to clean off the crank pulley just to see...
by james78
08 Mar 2009, 15:35
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: 93 850 NT not starting help!
Replies: 1
Views: 359

93 850 NT not starting help!

These are my symptoms. Engine rotates over, has spark, has good fuel pressure. Will not fire. Crankshaft trigger was replaced about 2 years ago. Has good compression. Computer codes say intermittent crankshaft trigger signal, and MAF sensor signal absent or faulty. I wanted to check the Camshaft pos...
by james78
08 Mar 2009, 15:09
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: 850 glt (non turbo)93 Timing Belt
Replies: 8
Views: 3776

Re: 850 glt (non turbo)93 Timing Belt

i have lots of experience with this. if you can't seem to get the car to start yo will need to get the engine back to top dead center on the number one cylinder. the timing mark on the crank is very difficult to see, some have a cast mark right behind the crank pulley, my 93 850 has only the machine...
by james78
22 Dec 2008, 12:22
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: Light out in instrument cluster 93 850
Replies: 3
Views: 567

Light out in instrument cluster 93 850

Recently my light in my instrument cluster went out for the time/ ambient outside air temperature, does anyone have any idea how to replace this or where to start? I have never removed the instrument cluster and I am not sure where to start.
by james78
22 Dec 2008, 12:00
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: 850 Turbo 1994 will not start
Replies: 5
Views: 928

Re: 850 Turbo 1994 will not start

According to the volvo manual, the only sensor that can cause the problem of no spark is the RPM sensor, located just below the CPS and cap and rotor mounted on the bell housing. you can get them pretty cheap on ebay. I had a similar problem of no start with spark so i read and read everything i cou...
by james78
22 Dec 2008, 11:37
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: A word regarding PCV overhaul...
Replies: 11
Views: 1898

Re: A word regarding PCV overhaul...

There is no real vacuum in the oil pan. You have a lot of blow by pressure from the rings. Turbo or non Turbo volvos are notorious for high crankcase pressure. The reason for the canister is to try and catch some of the oil and pass only the pressure as well as a chance to burn any unspent fumes get...
by james78
22 Dec 2008, 11:11
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: Losing Coolant - Head gasket? PCV?
Replies: 15
Views: 5866

Re: Losing Coolant - Head gasket? PCV?

You should track down your leaking coolant. If it is not a head gasket, over heating the motor just once can cause failure of your head gasket. I just bought a 850 that this happened to, the previous owner over heated more than once and 3 weeks after i bought it the head gasket blew, and warped the ...
by james78
21 Jan 2008, 14:49
Forum: 850, S70, V70, C70, V70-XC 1992-2000
Topic: '94 850T Oil leak from b/t rear of block & trans
Replies: 2
Views: 721

Flame trap.....

I had this problem as well. Volvos have extremely high crank case pressure, which is compression getting past the rings in the cylinders. Volvo does not use a PCV system, they use a semi passive system with no valve to keep oil out of the intake. There is a canister on the front side of the engine t...