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1999 S70 non-turbo Airbox vacuum lines

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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Brucebo
Posts: 244
Joined: 14 May 2008
Year and Model: 850 '96, S70 '99
Location: SF Bay Area
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1999 S70 non-turbo Airbox vacuum lines

Post by Brucebo »

Okay, this is dumb question, but regarding the two vacuum lines on the side of the airbox. Which one is above and which one is below? I.e., the manifold line and the one that loops back to the airbox.

obayha
Posts: 764
Joined: 18 April 2009
Year and Model: V70 1999 Base
Location: north carolina
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Post by obayha »

i am trying to post a picture, but on mine the white hose is on the lower connection that goes to the intake, but the upper hose has a short hose going no where.
Hope this picture comes through
Attachments
image.jpg
1998 V70 T5 331,000 :( Her last day was on 3 cylinders.
New to me 1999 V70 NA 163,000 Now at 217,000
2006 V70 2.5T in driveway (WIFE'S)
1982 Toyota FJ40 Land Cruiser

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erikv11
Posts: 11800
Joined: 25 July 2009
Year and Model: 850, V70, S60R, XC70
Location: Iowa
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Post by erikv11 »

Lower one goes to the vacuum tree, upper one loops around to the other side/bottom of the airbox.
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

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E Showell
Posts: 3275
Joined: 16 October 2008
Year and Model: ‘07 S80 3.2
Location: Long Valley, N.J.
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Post by E Showell »

Shane, that upper elbow should have a line on it.
'98 V70 NA FWD 5 spd, silver sand metallic (sold)
'99 V70 NA FWD Auto, dark blue (sold)
'99 S70 NA FWD Auto, black (sold and resurrected -- Don't cry for me Argentina . . . )
'07 S80 3.2 FWD Auto, Barents Blue Metallic
'06 V70 R AWD Auto, Sonic Blue Metallic (sold)
'04 XC70 Ruby Red Metallic (sold)
'95 855 auto (sold)
'86 245 manual (sold)
'05 V70 T5 M (totalled)
'06 V70 FWD Auto (totalled)
'02 Honda Insight CVT
‘04 Honda Insight CVT — “Yesterday’s car of tomorrow” (sold)
‘06 Honda Insight CVT

obayha
Posts: 764
Joined: 18 April 2009
Year and Model: V70 1999 Base
Location: north carolina
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Post by obayha »

E Showell wrote:Shane, that upper elbow should have a line on it.
I will need to look into that soon. It wraps around and goes back into the breather? So I have another one just like that somewhere else. :roll:
Maybe I should just sell and quite putting money into this thing..OH wait. I haven't put anything except gas and oil in it yet. Best money spent on a used car yet.
1998 V70 T5 331,000 :( Her last day was on 3 cylinders.
New to me 1999 V70 NA 163,000 Now at 217,000
2006 V70 2.5T in driveway (WIFE'S)
1982 Toyota FJ40 Land Cruiser

User avatar
E Showell
Posts: 3275
Joined: 16 October 2008
Year and Model: ‘07 S80 3.2
Location: Long Valley, N.J.
Has thanked: 37 times
Been thanked: 111 times

Post by E Showell »

Yep -- under the breather box in one of the corners that face the passenger side of the vehicle.
'98 V70 NA FWD 5 spd, silver sand metallic (sold)
'99 V70 NA FWD Auto, dark blue (sold)
'99 S70 NA FWD Auto, black (sold and resurrected -- Don't cry for me Argentina . . . )
'07 S80 3.2 FWD Auto, Barents Blue Metallic
'06 V70 R AWD Auto, Sonic Blue Metallic (sold)
'04 XC70 Ruby Red Metallic (sold)
'95 855 auto (sold)
'86 245 manual (sold)
'05 V70 T5 M (totalled)
'06 V70 FWD Auto (totalled)
'02 Honda Insight CVT
‘04 Honda Insight CVT — “Yesterday’s car of tomorrow” (sold)
‘06 Honda Insight CVT

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erikv11
Posts: 11800
Joined: 25 July 2009
Year and Model: 850, V70, S60R, XC70
Location: Iowa
Has thanked: 292 times
Been thanked: 765 times

Post by erikv11 »

What Evan said, there is a little nipple on that corner that leads to the hot air intake flap.
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

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