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Timing Belt Job Gone Wrong... '99 S70 T5

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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bmdubya1198
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Re: Timing Belt Job Gone Wrong... '99 S70 T5

Post by bmdubya1198 »

That's exactly how it sounds! I'm thinking you're right with the car having lawnmower syndrome. We're going to get back to work on it Saturday, so I'll let everyone know what happens. I'll get that tensioner properly aligned and fix the lawnmower syndrome.
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erikv11
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Post by erikv11 »

It may well be *only* LMS but always good to sort out the timing then proceed. :)
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bmdubya1198
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Post by bmdubya1198 »

erikv11 wrote:It may well be *only* LMS but always good to sort out the timing then proceed. :)
That's my reasoning. I want to make sure everything is right!
00 V70R Venetian Red/Charcoal M56 Swapped 214k
07 XC90 V8 AWD Sport Titanium Grey/Black 220k
92 245 White/Beige 249k
91 944 Turbo 175k
…and a bunch of other stuff
Sold-
03 S60 2.4T
00 S70 GLT
98 V70 GLT
93 944
98 S90
95 850 GLT
01 S60 2.4T
05 S60R M66
08 S40 2.4i
88 744 Turbo M46

beigg
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Post by beigg »

Having the factory mark on each cog and incorporating one on each of your own before removal can aid in putting vvt to the last known ecm position.
ugh smh 850 Turbo fridge

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Post by MadeInJapan »

Listened to the video- My S70 a few years ago did that with a bad throttle position sensor. If you unplugged it by chance, make sure it's plugged back in - that could be the only thing wrong. Did you read your codes after the TB re-change and no start?
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angelglo
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Post by angelglo »

I'm just throwing this out there but do you have pressure at the fuel rail?

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Post by jantt »

I have a 850 GLT 1992 without VVT so don`t know if it is the same.

My marks on camwheels was way off.

Set the crankshaft on mark and lock the cams in the back and see to that cyl. 1 is on top.
That worked for me.
Factory cam marks are not spot on, but mine engine is running perfect.

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Post by bmdubya1198 »

angelglo wrote:I'm just throwing this out there but do you have pressure at the fuel rail?
I haven't checked for fuel pressure.
00 V70R Venetian Red/Charcoal M56 Swapped 214k
07 XC90 V8 AWD Sport Titanium Grey/Black 220k
92 245 White/Beige 249k
91 944 Turbo 175k
…and a bunch of other stuff
Sold-
03 S60 2.4T
00 S70 GLT
98 V70 GLT
93 944
98 S90
95 850 GLT
01 S60 2.4T
05 S60R M66
08 S40 2.4i
88 744 Turbo M46

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bmdubya1198
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Post by bmdubya1198 »

MadeInJapan wrote:Listened to the video- My S70 a few years ago did that with a bad throttle position sensor. If you unplugged it by chance, make sure it's plugged back in - that could be the only thing wrong. Did you read your codes after the TB re-change and no start?
Every time I go over there I forget to bring my scanner... so I haven't checked for codes. I don't believe I unplugged anything other than the coolant level sensor.
00 V70R Venetian Red/Charcoal M56 Swapped 214k
07 XC90 V8 AWD Sport Titanium Grey/Black 220k
92 245 White/Beige 249k
91 944 Turbo 175k
…and a bunch of other stuff
Sold-
03 S60 2.4T
00 S70 GLT
98 V70 GLT
93 944
98 S90
95 850 GLT
01 S60 2.4T
05 S60R M66
08 S40 2.4i
88 744 Turbo M46

angelglo
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Post by angelglo »

you may as well run different scenarios. fuel, spark, timing. Fuel pressure can be as simple as unscrewing the cap and pressing the shredder valve. If you do not get pressure at all, that is not good. Though a fuel pressure tool would be ideal.

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