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1994 850 Cranks but wont start

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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douglasjreno
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Joined: 23 January 2006
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1994 850 Cranks but wont start

Post by douglasjreno »

I will preface this with some back ground.

Car started drove it 1/2 mile went to pool for coupe of hours came out would crank, almost fire but wouldnt start.

ran the battery down charged it up went out the next day and car barely cranks so pulled battery out too it to shop checks good.

put it back in charged it back up, still cranks really slow

check all code ports nothing all are showing 1-1-1

i have spark and fuel checked both

still rolls over really slow like something is bogged down or the battery is back i checked voltage on battery myself and its solid at 12.8 volts.

Any help or thoughts would be great.

douglasjreno
Posts: 66
Joined: 23 January 2006
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Post by douglasjreno »

Could it be starter related like its going bad and not cranking the motor over fast enough. Cause it souds like a bad battery but as i have said i checked it and i had it load checked at the APS (autoparts store)
????????

douglasjreno
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Post by douglasjreno »

one more thing of note that when i crank the motor over all accessories (alternator, power steering and idler pulley) are turning as motor cranks what i did notice is that the belt is just sliding around the ac compresor pulley could that be causing my slow cranking and keeping it from starting????

I am at a loss here need some guidence help.

Ozark Lee
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Post by Ozark Lee »

douglasjreno wrote:one more thing of note that when i crank the motor over all accessories (alternator, power steering and idler pulley) are turning as motor cranks what i did notice is that the belt is just sliding around the ac compresor pulley could that be causing my slow cranking and keeping it from starting????

I am at a loss here need some guidence help.
If the compressor bearing is locked up then it will definitely drag the starter down. Even if it does start, the locked up pulley can burn the serpentine belt in half.

Take the serpentine belt off and see if the cranking speed returns to normal and if the car will start. If it does start you need to pick up an AC bypass belt. The short bypass belt is a Gates K060495 or its equivalent.

...Lee
'94 850 N/A 5 speed
'96 Platinum Edition Turbo
Previous:
1999 V70XC - Nautic Blue - Totaled while parked.
1999 V70XC - RIP - Wrecked Parts Car.
1998 S70 T5
1996 850 N/A
1989 740 GLT
1986 740 GLT
1972 142 Grand Luxe

douglasjreno
Posts: 66
Joined: 23 January 2006
Year and Model:
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Post by douglasjreno »

That is what i plan on doing first thing tomorrow morning.

douglasjreno
Posts: 66
Joined: 23 January 2006
Year and Model:
Location:

Post by douglasjreno »

lossend the tensioner and motor fired up, replaced belt but has to remove both ecm's got belt installed but now turns over great tries to start but seems like somethings off last time i had moisture in the dist cap it took a bit to start could this be same thing???

douglasjreno
Posts: 66
Joined: 23 January 2006
Year and Model:
Location:

Post by douglasjreno »

found a 314 code on a6 position found the electrical connector corroded and cleaned and used some contact grease on it and all is good. Now all i have to do is fix the ac compressor.

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