← vanagon.com home · Continue the discussion in the forum

Search messages and discussions

Search preserved mailing-list messages and current email and website contributions. Current posts are searchable before weekly archival. Recovery gaps remain possible. Words are matched together; try fewer terms if needed.

Page 1+: 60 results shown for Crankcase Ventilation System.

Source-balanced relevance: matches from both collections are interleaved, with source dates breaking ties. Restoration time is not the original posting date.

Positive Crankcase Ventilation System?
Historical mailing list - Michael A. Radtke
Mon, 10 Dec 2001 09:24:14 -0700
Hello, I just replaced a hose on the positive crankcase ventilation system, and it occurred to me that I don't know how it...
Positive Crankcase Ventilation
Historical mailing list - Dennis Haynes
Sun, 13 Aug 2023 16:44:25 +0000
...PCV=Positive Crankcase Ventilation. This is the method of extracting piston blowby and other fumes from the crankcase for many vehicles. Note the Vanagon...
Re: Positive Crankcase Ventilation
Historical mailing list - Alistair Bell
Sun, 13 Aug 2023 16:47:17 -0700
...So here goes cut and paste. > > > PCV=Positive Crankcase Ventilation. > > This is the method of extracting piston blowby and other fumes from the crankcase...
Re: Positive Crankcase Ventilation
Historical mailing list - Jim Felder
Sun, 20 Aug 2023 09:54:17 -0500
...system is just a vent. The diesel, on the other hand, has a diaphragm valve that qualifies it as a "positive" crankcase ventilation. On...
Re: Positive Crankcase Ventilation
Historical mailing list - OlRivrRat
Mon, 14 Aug 2023 09:36:46 -0600
...So here goes cut and paste. >> >> >> PCV=Positive Crankcase Ventilation. >> >> This is the method of extracting piston blowby and other fumes from the crankcase...
Re: Positive Crankcase Ventilation
Historical mailing list - Alistair Bell
Sat, 19 Aug 2023 19:42:48 -0700
...So here goes cut and paste. >> >> >> PCV=Positive Crankcase Ventilation. >> >> This is the method of extracting piston blowby and other fumes from the crankcase...
Re: Positive Crankcase Ventilation
Historical mailing list
Mon, 14 Aug 2023 13:12:48 +0000
...So here goes cut and paste. > > > PCV=Positive Crankcase Ventilation. > > This is the method of extracting piston blowby and other fumes from the crankcase...
Re: Bummer, man--Gross Polluter
Historical mailing list - Kenneth Lewis
Tue, 22 May 2007 21:53:56 -0400
Geza, Sounds like you are drawing too much air in from the crankcase ventilation system. Is the dip stick firmly seated? Ken Lewis http...
Re: Oil in air intake
Historical mailing list - Stuart MacMillan
Fri, 24 Mar 2000 11:32:46 -0800
...will be sucked into the intake system, (due to blow by) as part of proper crankcase ventilation system function. In the pre-1965 days...
Re: Need some advice
Historical mailing list
Mon, 10 Jan 2000 10:51:15 EST
...What should I do to prevent excess crankcase pressure? >> I would look for some kind of restriction in the crankcase ventilation system. You could...
Re: Update: 81 Air-Cooled Vanagon Stalling at Warm Idle
Historical mailing list - Kent Christensen
Tue, 27 Apr 1999 19:44:50 -0600
...Remember that modern engines feature "positive crankcase ventilation," which means the crankcase air is one with the intake air system, and therefore a leak...
Re: Chunka Bologna
Historical mailing list - Dennis Haynes
Thu, 16 Mar 2006 13:30:33 -0500
...Chunka Bologna > Can someone explain why a vacuum leak into the crankcase can affect > drivability? > I thought that the crankcase ventilation system had some...
Re: Chunka Bologna
Historical mailing list - Larry Alofs
Thu, 16 Mar 2006 11:24:58 -0600
Can someone explain why a vacuum leak into the crankcase can affect drivability? I thought that the crankcase ventilation system had some type of...
info needed on crancase ventilation systems (mostly I4)
Historical mailing list - Sam Payne
Tue, 1 Dec 2009 02:04:51 -0500
...The van drives and I'm quite happy with it, but the crankcase ventilation system as I plumbed it collects too much oil (engine...
Dipstick out, rough run explained was: Update: 81 Air-Cooled Vanagon Stalling at Warm Idle
Historical mailing list - Bulley
Tue, 27 Apr 1999 08:30:01 -0400
...This mystery has to do with crankcase ventilation, and emissions. Your crankcase is hermetically sealed to disallow oil vapor and un-spent emission products...
Re: oil leak from crankcase vent?
Historical mailing list
Mon, 21 Oct 1996 0:54:36 +0000
...I haven't found any information on the crankcase vent. I'm also having a problem where my fuel injection system isn't going...
Re: My toughest Vanagon problem yet finally solved!
Historical mailing list - T Berk
Wed, 24 Jan 2001 13:01:45 -0800
...was leaking into the crankcase (and getting sucked into the intake > manifold as unmeasured air though the crankcase ventilation system) > around a hardened dipstick...
Forwarded: Re: oil leak from crankcase vent?
Historical mailing list
Wed, 23 Oct 1996 17:52:58 +0000
...I haven't found any information on the crankcase vent. I'm also having a problem where my fuel injection system isn't going...
Re: Chunka Bologna
Historical mailing list - Mike Collum
Thu, 16 Mar 2006 12:45:48 -0500
...Mike Larry Alofs wrote: > Can someone explain why a vacuum leak into the crankcase can affect > drivability? > I thought that the crankcase ventilation system...
=?utf-8?Q?Re=3A_Silly_thing_once_more=E2=80=A6pcv_tower?=
Historical mailing list - Eric Caron
Mon, 14 Aug 2023 08:36:28 -0400
...Eric > On Aug 13, 2023, at 11:02 AM, Dennis Haynes <d23haynes57@hotmail.com> wrote: > > PCV=Positive Crankcase Ventilation. > This is the method of...
Re: missing oil dipstick
Historical mailing list - Kenneth D Lewis
Mon, 13 Aug 2001 18:24:52 -0400
Peter; I know the crankcase ventilation is a closed system on digifant system. Leaving the case open to the atmosphere will allow unmetered air...
Re: Throttle valve housing question......
Historical mailing list - Kenneth D Lewis
Tue, 11 Sep 2001 21:22:38 -0400
...I suspect it is normal residue from the crankcase ventilation system. Good Luck and Drive Safely Ken Lewis 86 Crewcab,60 356 http://Neksiwel...
My toughest Vanagon problem yet finally solved!
Historical mailing list - Stuart MacMillan
Wed, 24 Jan 2001 10:15:24 -0800
...Air was leaking into the crankcase (and getting sucked into the intake manifold as unmeasured air though the crankcase ventilation system) around a hardened...
Re: Emissions Test Failure
Historical mailing list - Stuart MacMillan
Sat, 23 Sep 2017 16:31:42 -0700
...Crankcase ventilation system sucks them into the intake air which can lead to excessive HC during testing at idle (high vacuum). I always had...
Re: Watching Oil Temp (long, as usual)
Historical mailing list - Scott Daniel - Turbovans
Wed, 20 Jul 2011 13:57:40 -0700
...to retro fit PVC ..postiive crankcase ventilation .. the first smog device of any kind. With that system, crankcase blowby is sucked into the intake...
Re: 81 CA air cooled won't idle...
Historical mailing list - Daniel L. Katz
Sat, 22 Jan 2005 23:39:52 -0500
...big vacuum leak; and related to this - although not personally familiar with '81 air cooled - if there is a positive crankcase ventilation system, too...
Re: Passed Smog Test!
Historical mailing list - Rodney L. Boleyn
Thu, 08 Feb 1996 07:51:18 -0500
...different names in common VW parlance? Does PCV stand for "positive crankcase ventilation"? Also, do the guys doing the CA inspections actually know what...
idle problem - fixed
Historical mailing list - Alistair Bell
Mon, 16 May 2005 16:22:49 -0700
...The throttle body and intake runners do get oily from the crankcase ventilation system, I suppose cleaning TB is a reg. maintenance thing. BTW...
Re: info needed on crancase ventilation systems (mostly I4)
Historical mailing list - neil n
Tue, 1 Dec 2009 10:43:45 -0800
...drives and I'm quite happy with it, but the crankcase > ventilation system as I plumbed it collects too much oil (engine > compression is...
EMISSIONS -- I PASSED!!!!!!!!!!!!!!!!!
Historical mailing list - Linda Bartnik
Mon, 22 Jun 1998 13:38:18 -0400
...EMISSIONS CONTROL SYSTEMS INSPECTION: Air Injection System: N/A Exhaust Gas Recirculation System: PASS Positive Crankcase Ventilation System: PASS Catalytic Converter: PASS Fuel Evaporative...
Re: Whats it called??
Historical mailing list - David Beierl
Wed, 23 Jul 2008 00:02:06 -0400
...Crankcase ventilation (black tower rising from engine, fattish black hose going forward, may have a small heater inserted in the hose)? Vacuum hose/checkvalve...
hesitation when starting off(accelerating)
Historical mailing list - John
Mon, 23 Apr 2001 03:40:45 -0400
...the opening to the crankcase ventilation to eliminate this possibility. As for the leak, pressure test the cooling system(cold then hot) and determine...
valve cover and vacuum question -1.8 Gas conversion
Historical mailing list - Matt Ratto
Sun, 8 Jun 2003 16:52:48 -0700
...I realized that since this engine does not have a separate crankcase ventilation system (as far as I know) with the valve cover line...
Re: EMISSIONS -- I PASSED!!!!!!!!!!!!!!!!!
Historical mailing list - Eckie Prater
Mon, 22 Jun 1998 13:12:58 -0500
...N/A > Exhaust Gas Recirculation System: PASS > Positive Crankcase Ventilation System: PASS > Catalytic Converter: PASS > Fuel Evaporative System: PASS > Thermostatic Air Cleaner System: N...
Re: Regular maintenance list-contributions.
Historical mailing list - Joel Walker
Thu, 18 Sep 2003 21:50:01 -0500
...leaks/damage - check fuel system for leaks - check crankcase ventilation system - check EGR system (except California models) - check ignition system (ignition wires, distributor cap...
Re: valve cover and vacuum question -1.8 Gas conversion
Historical mailing list - EMZ
Sun, 8 Jun 2003 21:47:17 -0400
...I > realized that since this engine does not have a separate crankcase > ventilation system (as far as I know) with the valve cover line...
Re: Emissions Test Failure
Historical mailing list - Quadrat
Sat, 23 Sep 2017 13:21:54 -0700
Engines have crankcase ventilation systems that cycle gasses from the crankcase through the air intake rather than venting them directly into the atmosphere. The...
Re: strange cut off problem with wbx vanagon
Historical mailing list - Daniel L. Katz
Mon, 6 Dec 2004 04:07:24 -0500
...i know, a conventional positive crankcase ventilation system. nevertheless, the black tower does vent blow-by and crankcase vapors into the air intake, where...
Re: Digifant mysteries...
Historical mailing list - John
Mon, 4 Oct 1999 13:00:15 -0400
...Transform the Future Hi Roger, The 5A fuse in the E-box is for the crankcase ventilation heater. It's a 2 wire device...
Re: Unreal oil consumption on diesel Vanagon
Historical mailing list - Dennis Haynes
Tue, 2 Sep 1997 02:39:27 UT
I would check the crankcase ventilation system. The steady stream of smoke indicates this. This was a common problem with diesel rabbits. The oil...
Re: HELP! Sucking in oil thru breather
Historical mailing list - Kenneth D Lewis
Sun, 5 Aug 2001 09:25:01 -0400
...That is the crankcase ventilation system so some oil will be found here. I noticed rapid oil consumption if I fill to the top...
Re: engine stalls when oil cap is off, is this normal?
Historical mailing list - Mark Ingalls
Tue, 29 May 2001 23:58:43 -0500
...What is this happening > > > and is it normal for the 1.9? what is up with the VW ventilation > > > system that causes this? > > > > > > About...
Re: Unreal oil consumption on diesel Vanagon
Historical mailing list - David Chasteen
Tue, 2 Sep 1997 21:14:04 -0700
...Chaz 82 Westy "Peewee" Brownfield, Tx Dennis Haynes wrote: > I would check the crankcase ventilation system. The steady stream of smoke > indicates this. This...
another edition of the dictionary ...
Historical mailing list - Joel Walker
Wed, 04 Jan 95 16:18:08 CST
...PCV Positive Crankcase Ventilation. a method of reducing the pressure inside the engine crankcase (the middle part where things are whirling around, but nothing...
Re: Emissions, Was: AC While Camping
Historical mailing list - Richard Duvernay
Thu, 10 Jun 2010 13:36:47 -0700
...For other than diesel-powered vehicles, the vehicle evaporative system and crankcase ventilation system are tested to reduce any nonexhaust sources of volatile organic...
re: '82 Diesel Smoke
Historical mailing list
Mon, 4 Mar 96 18:16:36 EST
...worn rings, valveguides, oil being sucked to the intake by the crankcase ventilation). However I don't understand why the oil burning would stop...
Tiico in Winter
Historical mailing list - Data Services
Wed, 22 Jan 2003 17:01:07 -0500
...He seemed incredulous at the crankcase ventilation system failing on so new a motor (he did the install), but we removed the valve and...
Oil Level Issue and Comment
Historical mailing list - Frank Grunthaner
Wed, 27 Jun 2001 22:36:26 EDT
...So wrong oil, high blowby (bad rings), high temperatures (high working load, high ambient) and a clogged ventilation system will all conspire to enhance...
Re: Oil leak since rebuilt 2.1l installed
Historical mailing list - Scott Daniel - Turbovans
Wed, 30 Jun 2010 19:00:18 -0700
...I 'don't believe' in them not working ..but it is what controls crankcase breathing. and I've heard of rear main seals just...
keeping your car for a long time <long>
Historical mailing list - Joel Walker
Mon, 2 Mar 1998 00:20:25 CST
...The positive crankcase ventilation filter purifies air supplied to the crankcase. This filter clogs more quickly in winter and can cause your engine to...
Turbo Audi 3A Project Update: Scavenger Pumps
Historical mailing list - Frank Grunthaner
Thu, 4 Oct 2001 02:56:45 EDT
...This plate also has a fitting that goes to the crankcase ventilation system to keep pressures at nominal levels. The cast aluminum sump pan...
road test: 1968 VW Station Wagon (long)
Historical mailing list - Joel Walker
Tue, 10 Jan 95 15:48:47 CST
...The positive crankcase ventilation system is continued while the exhaust emission control system consists of a modified carburetor designed to more accurately deliver the...
On the Subject of Turbo's, Oil Pans and Vanagons
Historical mailing list - Frank Grunthaner
Wed, 1 Aug 2001 13:49:08 EDT
...Add a large vertical line from this side chamber to the crankcase ventilation circuit to relieve any pressure build-up. Then run a 0...
Re: Can't adjust idle (was High RPM miss)
Historical mailing list - kenneth d lewis
Tue, 5 Oct 1999 21:27:02 EDT
...Any opening will allow large volumes of air to be sucked through the case by the crankcase ventilation system. I corresponded with a fellow...
Re: 2.0L I4 Opportunities
Historical mailing list - Frank Grunthaner
Tue, 14 May 2013 12:20:41 -0400
...You want the whole engine because of the different distributor sizes and the different crankcase ventilation approaches. Intake and exhaust manifolds as well. The...
My Turbo Audi 2.0 Project (not short)
Historical mailing list - Frank Grunthaner
Wed, 20 Jun 2001 05:24:17 EDT
...I can use the more efficient Audi crankcase ventilation system, and the throttle port is now on the flywheel side of the engine. Well...
another road test: 1983-1/2 VW Vanagon
Historical mailing list - Joel Walker
Wed, 11 Jan 95 23:11:51 CST
...Topside, there's a redesigned fuel injection system, which VW calls Digi-jet. An offshoot of the previous Bosch L-Jetronic, the new system...
Re: '86 Westy cranking trouble
Historical mailing list - Dan Hall
Sun, 20 Apr 2008 18:21:10 -0500
...The power to the coil comes in on a black wire that also splits off to provide current for the crankcase ventilation heater unit...
Re: '86 Westy cranking trouble
Historical mailing list - neil N
Sun, 20 Apr 2008 16:43:22 -0700
...black wire that also splits off to > provide current for the crankcase ventilation heater unit--that also follows > Bentley for van from VIN 055...
Re: '86 Westy cranking trouble
Historical mailing list - Dan Hall
Sun, 20 Apr 2008 20:44:00 -0500
...black wire that also splits off >> to >> provide current for the crankcase ventilation heater unit--that also >> follows Bentley for van from VIN 055...