Pcv
- matthew1
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1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
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Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

- matthew1
- Site Admin
- Posts: 14481
- Joined: 14 September 2002
- Year and Model: 850 T5, 1997
- Location: Denver, Colorado, US
- Has thanked: 2656 times
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Are you asking for help with your S60?
Help keep MVS on the web -> click sponsors' links here on MVS when you buy from them.
Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

- matthew1
- Site Admin
- Posts: 14481
- Joined: 14 September 2002
- Year and Model: 850 T5, 1997
- Location: Denver, Colorado, US
- Has thanked: 2656 times
- Been thanked: 1248 times
- Contact:
Ok, what is it you need help with?
Tracking down a vacuum leak?
Please be descriptive. Tell us what the symptoms are, what you've tried, some history of the car, and whether you took it to a garage or attempted repairs yourself.
Tracking down a vacuum leak?
Please be descriptive. Tell us what the symptoms are, what you've tried, some history of the car, and whether you took it to a garage or attempted repairs yourself.
Help keep MVS on the web -> click sponsors' links here on MVS when you buy from them.
Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

Sorry new member I replaced oil trap and throttle body (found on e-bay) still having blow by on top of engine also have oil leak somewhere underneath engine on passenger side I do positive air pressure test by putting glove on opening for oil and it sucks glove down I. Paid to have this done so I took it off myself cleaned everything put back on still same problem found I bad coil pack replaced it , new fuel filter and changed oil throwing h02 code heater control circuit high &. Idle air control higher expected is what code scanner reads. Idle air is in throttle body(ETM) right. My is non turbo check Vaccuum hoses inspected canister hose near gas tank . What's fuel pressure? Is oil leaks causing some of these. Problems? Also having rough idle and sputtering at highway speeds maf sensor cleaned and idles worse when unplugged so you think having software loaded will fix it? The mechanic at volvo said he never done a download work on used throttle body thanks
- oragex
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How does it blow by on top of the engine? Do you mean by the dipstick tube?
If the glove test is sucking the glove, then the pressure should be fine. However, some engine seals might have been already affected when the PCV box was clogged, and could have start leaking ,which means they need replaced.
If the glove test is sucking the glove, then the pressure should be fine. However, some engine seals might have been already affected when the PCV box was clogged, and could have start leaking ,which means they need replaced.
Several Volvo Repair Videos https://www.youtube.com/playlist?list=P ... s0FSVSOT_c
Before oil trap was replaced the blow by tube that comes from oil trap to top of engine where coil packs and spark plug blows oil all over top. Is this a sign that oil trap clogged ? Think I read there is something in oil pan that can get clogged and needs to be cleaned out Do you know anything about that ?
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JRL
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That would throw a low oil pressure light and message
There is a lot of stuff to do when REPLACING the breather parts, you do NOT just clean them
Oil passages need to be checked and many times need to be cleaned out, etc
There is a lot of stuff to do when REPLACING the breather parts, you do NOT just clean them
Oil passages need to be checked and many times need to be cleaned out, etc
Mod note. Jim passed away in early 2022, his contributions to this forum are immortal, and he is missed. RIP
2000 V70R Black, 144,000 miles Wife's R.
2007 V70 2.5T White/Oak 111,000 MILES. Polestar tune, IPD bars, rear spoiler, dark grey Thors, DWS 06, HU850, sub.
2000 V70R Black, 144,000 miles Wife's R.
2007 V70 2.5T White/Oak 111,000 MILES. Polestar tune, IPD bars, rear spoiler, dark grey Thors, DWS 06, HU850, sub.
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