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1998 V70 AWD Identify Vacuum Hoses

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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TheLoneAviator
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Year and Model: V70 1998 AWD
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1998 V70 AWD Identify Vacuum Hoses

Post by TheLoneAviator »

Can anyone identify what these vacuum hoses go to?
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kahl
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Post by kahl »

Good question, Iknow they are not vacuum lines, I think they are vent hoses. I followed them one time and they seemed to lead to the washer resovour. several of our Vols have these two lines.

TheLoneAviator
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Post by TheLoneAviator »

Makes sense, Thanks, you saved me probably Hours of troubling shooting what they were or where they went.

rmmagow
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Post by rmmagow »

I just went through hell with this, one line goes directly to the top of the washer res, the other I think is supposed to be on one part of a three-way valve that ultimately leads to the rear washer nozzle. There's a big "I think" there as replacing my rear washer pump didn't fix my washer problem. I am hoping a new washer squirter will do it but am afraid I might have screwed up the line leading to the rear from a very stupid car lifting attempt a couple of years ago where I ended up bending the floor.
1998 V70 AWD 228K - Daily Driver
1985 Mercedes Benz 300D - 197K Off Road For Now Brakes Failed
1998 S70 135K - FOR SALE
2003 GMC Sonoma - 114K - POS
1958 Mercedes Benz 220S 66K Original and never to be restored.
2006 Saturn ION 5-Speed - 150K Son's weird little easy to fix car

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850 LPT
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Post by 850 LPT »

Are you sure your washer pump is really not working? The reason why I ask is because I thought the same when I got my XC 2 years ago. It just would not spray even after prolonged pumping. I thought what the heck and put it on the "to do" list for later.
Every now and then I tried it again, and lo and behold, one day it finally started spraying. I think the lines must have been totally empty and it just took a long time for them to fill up. Just a theory though.

Dirk
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TheLoneAviator
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Post by TheLoneAviator »

Well, I decided to Check my Rear washer, sure'nuff, it don't squirt. I looked again, the line on the left disappears somewhere, I guess to the top of the washer box? The other line goes to a Tee. I just can't figure out where the one on the Tee should go.

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