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[VE] VZ and VE Alloytec PCV Problem/Fix

krusing

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I would be looking into that. Creamy oil does not sound good.
Sounds like a coolant leak into the oil.

The Adventra hadnt been driven far by the Previous owner,
They only started for 5 minutes to park it out the front of his business for 6 weeks while trying to sell it.
the longest drive it would of had recently is driving it home after I bought it.
There is still a heap of work to be done to get it Roadworthy, and Transferred,
so I am concentrating on the RWC items ATM,
But will be investigating further.
 
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krusing

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Dear Members,

I did my Timing Chains today (details will be in my Adventra Project Thread) What a Job ! :rolleyes:

I found something very interesting while pulling it down to do the timing chains,

The PCV Mod worked,
But [for one side of the manfold]
When I pulled it down and removed the PCV Pipe, in which had a "T" on it [at the back of the manifold] to cater for both sides of the intake manifold,
I found actual pipe was physically blocked !!!
This is why I had the caramel milk shake on the oil filler, and the PCV Valve/Fitting,
I tried to use compress air unblock it,
but it blew the rubber fitting off of the end of the pipe, where as some crap came out of the pipe,
Not as much as I expected being so blocked.

So my suggestion is to do the PCV Mod,
BUT,
remove the PCV Pipe and make sure its NOT Blocked, either side of the "T"
Also I did notice the pipe is VERY brittle, and I actually broke the pipe twice [snaped it] , which was a good thing,
As It gives me an excuse to replace PCV Vac Pipe/Hose.

I have fixed it temporary so I can move the car around,
But its off to Supercheap to get some Vac hose,
However, it will breath easier now after the clean down.

I did notice the the Right hand side Rocker Cover has like a little PCV manifold with in it,
It has some small holes that is part of the PCV system,
In my case, that was also blocked,
I first got some compressed air on to it, and blew some bits and pieces out.

But after some scrubbing with degreaser, then hosing down, then compressed air,
more cleaning down with degreaser and hosing down, and compressed air again,
and more cleaning with degreaser, and hosing down, and you guessed it, compressed air,
It was finally a bit cleaner and the PCV Manifold [is what I am going call it] was a bit better.
So you need to arm your self with some Vac hose, because i recon it will be a much better option just to replace it.
 
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Fu Manchu

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Dear Members,

I did my Timing Chains day (details will be in my Adventra Project Thread) What a Job ! :rolleyes:

I found something very interesting while pulling it down to do the timing chains,

The PCV Mod worked,
But [for one side of the manfold]
When I pulled it down and removed the PCV Pipe, in which had a "T" on it [at the back of the manifold] to cater for both sides of the intake manifold,
I found actual pipe was physically blocked !!!
This is why I had the caramel milk shake on the oil filler, and the PCV Valve/Fitting,
I tried to use compress air unblock it,
but it blew the rubber fitting off of the end of the pipe, where as some crap came out of the pipe,
Not as much as I expected being so blocked.

So my suggestion is to do the PCV Mod,
BUT,
remove the PCV Pipe and make sure its NOT Blocked, either side of the "T"
Also I did notice the pipe is VERY brittle, and I actually broke the pipe twice [snaped it] , which was a good thing,
As It gives me an excuse to replace PCV Vac Pipe/Hose.

I have fixed it temporary so I can move the car around,
But its off to Supercheap to get some Vac hose,
However, it will breath easier now after the clean down.

I did notice the the Right hand side Rocker Cover has like a little PCV manifold with in it,
It has some small holes that is part of the PCV system,
In my case, that was also blocked,
I first got some compressed air on to it, and blew some bits and pieces out.

But after some scrubbing with degreaser, then hosing down, then compressed air,
more cleaning down with degreaser and hosing down, and compressed air again,
and more cleaning with degreaser, and hosing down, and you guessed it, compressed air,
It was finally a bit cleaner and the PCV Manifold [is what I am going call it] was a bit better.
So you need to arm your self with some Vac hose, because i recon it will be a much better option just to replace it.
Those PCV pipe assemblies are still available new and are cheap to buy. I thankfully replaced mine.
 

Fu Manchu

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I wonder if that same fixture needs the holes modified as well?
Or if the alloy cam covers (which should also fit LE0 and LY7) from LFX have them with larger holes?
 

stick3

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i just brought the new hose 55 bucks from ebay and will check the left side too and that hose it goes to the throttle body from the pcv is dearer 80-100
 

krusing

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Those PCV pipe assemblies are still available new and are cheap to buy. I thankfully replaced mine.

I was going to go to Supecheap and get some Vac hose, could not be bothered in the end, as you can not get in to supercheap at the moment, so possible order the wrong size pipe anyway.
Where as I seen one online [complete] and ordered it, $55 delivered.
 
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krusing

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i just brought the new hose 55 bucks from ebay and will check the left side too and that hose it goes to the throttle body from the pcv is dearer 80-100

The hose from the TB to the vapour solenoid was split at the Vapour solenoid fitting,
I cut it back, and used a peice of rubber hose to inplace the split area.
 
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Pollushon

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My sons mate has a VZ and he snapped the RHS PCV hose at the manifold. He's taped it up and is swinging past Saturday for a looksee. Is this the 55 buck hose? I saw a YouTube vid where a bloke tapped in a brass barb fitting and put normal hose on it, I guess I'm trying to figure out the best way for him to go, I've not played with many Alloytecs

Great write up, I think we'll definitely do this trick to it
 

stick3

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My sons mate has a VZ and he snapped the RHS PCV hose at the manifold. He's taped it up and is swinging past Saturday for a looksee. Is this the 55 buck hose? I saw a YouTube vid where a bloke tapped in a brass barb fitting and put normal hose on it, I guess I'm trying to figure out the best way for him to go, I've not played with many Alloytecs

Great write up, I think we'll definitely do this trick to it
this is the one i brought 55 bucks delivered
https://www.ebay.com.au/itm/162605343615
 
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