Author Topic: liquid in combustion chamber  (Read 1980 times)

Offline Dalo Harkin

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liquid in combustion chamber
« on: 27 February 2014, 19:05 »
Hi guys,

I was having issues with my golf smoking, so I checked the plugs and the two on the right side of the engine (as your stood face on) were wet, didn't smell of petrol or oil, so I was changing them to NGK platinum anyway and thought I would whip the head off to have a look, nothing untoward so put her back together ans started her up, still white smoke.
Went for  a drive slowly and could see the occasional bit of smoke but nothing major so I tried to put my foot down and a big cloud of white smoke again.
I need to get to the bottom of this asap as this is now / soon will be my daily drive.
Anyone got any ideas?
There is no gunk in the oil, not losing coolant, I'm stumped  :angry:
ARZ K03s, Oettinger Side Skirts, R32 front, Carbon stage 2, Forge 007p (yellow spring), Forge Actuator (yellow spring), Pipercross panel filter with DSG parts, N249 and N112 deleted, SAI deleted, Carbon canister deleted, Rear wiper deleted, Long Life turbo back custom exhaust with 200 cell sports cat, VR6/G60 clutch kit, Creation Motorsport TIP, Catch can, 'Wellycooler', K04 charge pipe, S3 ported inlet manifold - looks pretty standard on the outside though :)

Offline davidgtrr34

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Re: liquid in combustion chamber
« Reply #1 on: 27 February 2014, 19:52 »
is it using oil or have a high idle
2004 auq, 550cc injectors, gt3071r, adjustable fpr, ebc, fmic, sachs stage 2, walbro 255, 3" turbo back, 3" custom intake, n75 n249 sai delete.
http://s103.photobucket.com/user/davidgtrr34/media/Mobile%20Uploads/20140531_192129_zpsgud6vsfb.jpg.html

Offline james2

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Re: liquid in combustion chamber
« Reply #2 on: 27 February 2014, 20:30 »
sounds like head gasket or the 2 wet plugs have no spark, but it would run lumpy
AGU 1.8T. Mods done: R32 front bumper, turborev smic, ngk platinum spark plugs, uprated pancake pipe, demon motorsport boost hoses, forge 007 dv, forge engine cover, r-tec stage 1 map ,home made cold airfilter ,run on 98 ron fuel and castrol edge 0w 40 oil. Advanti racing alloys.

Offline Dalo Harkin

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Re: liquid in combustion chamber
« Reply #3 on: 28 February 2014, 06:53 »
Doesn't seem to be using oil and no it's revving normally.

They definitely have spark as it doesn't run lumpy until you try and floor it and then it's not happy as I'm guessing the liquid gets onto the plugs but it still runs while not happy
ARZ K03s, Oettinger Side Skirts, R32 front, Carbon stage 2, Forge 007p (yellow spring), Forge Actuator (yellow spring), Pipercross panel filter with DSG parts, N249 and N112 deleted, SAI deleted, Carbon canister deleted, Rear wiper deleted, Long Life turbo back custom exhaust with 200 cell sports cat, VR6/G60 clutch kit, Creation Motorsport TIP, Catch can, 'Wellycooler', K04 charge pipe, S3 ported inlet manifold - looks pretty standard on the outside though :)

Offline xxChrisxx

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Re: liquid in combustion chamber
« Reply #4 on: 28 February 2014, 07:18 »
Two threads, the same advice from me!

Compression test it. Also if you are just looking at the overflow bottle level, it can be deceptive.

If you are getting lots of white smoke, you must be losing coolant. As there is nothing else that can get in the chamber to be sent out the exhsust.

This does sound like a head gasket because its in 2 cylinders. Though could be a cracked head or block.

Offline Dalo Harkin

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Re: liquid in combustion chamber
« Reply #5 on: 07 March 2014, 12:09 »
right its been inspected by a garage I know and trust and they took one of the intercooler pipes off and the intercooler was full of oil, they said the turbo is definitely shot but they said its best to not just replace the turbo and they would like to find out what has caused it.. they said that piston rings sticking are a common fault for these cars??

They are going to do a compression test but I am wondering if its worth getting all this work done or just break it now.

recon turbo - £250
fitting - unknown probably £250 minimum - plus whatever else they may find wrong with the rings etc..

does all the above seem right to anyone that knows more about the turbos on these cars?
ARZ K03s, Oettinger Side Skirts, R32 front, Carbon stage 2, Forge 007p (yellow spring), Forge Actuator (yellow spring), Pipercross panel filter with DSG parts, N249 and N112 deleted, SAI deleted, Carbon canister deleted, Rear wiper deleted, Long Life turbo back custom exhaust with 200 cell sports cat, VR6/G60 clutch kit, Creation Motorsport TIP, Catch can, 'Wellycooler', K04 charge pipe, S3 ported inlet manifold - looks pretty standard on the outside though :)

Offline james2

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Re: liquid in combustion chamber
« Reply #6 on: 07 March 2014, 17:39 »
I would fix it. Sounds like the turbo oil seal has gone if it loads of smoke on full boost.
AGU 1.8T. Mods done: R32 front bumper, turborev smic, ngk platinum spark plugs, uprated pancake pipe, demon motorsport boost hoses, forge 007 dv, forge engine cover, r-tec stage 1 map ,home made cold airfilter ,run on 98 ron fuel and castrol edge 0w 40 oil. Advanti racing alloys.

Offline rockmonkey69

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Re: liquid in combustion chamber
« Reply #7 on: 08 March 2014, 11:23 »
right its been inspected by a garage I know and trust and they took one of the intercooler pipes off and the intercooler was full of oil, they said the turbo is definitely shot but they said its best to not just replace the turbo and they would like to find out what has caused it.. they said that piston rings sticking are a common fault for these cars??

They are going to do a compression test but I am wondering if its worth getting all this work done or just break it now.

recon turbo - £250
fitting - unknown probably £250 minimum - plus whatever else they may find wrong with the rings etc..

does all the above seem right to anyone that knows more about the turbos on these cars?

Just do it yourself to save labour costs, you already took the head off before.

Offline gazareth

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Re: liquid in combustion chamber
« Reply #8 on: 08 March 2014, 16:29 »
could be a blocked turbo oil feed pipe. they have a tiny mesh filter in them that clogs very easily if oil gets dirty. so if your going to change turbo make sure the pipe is cleaned out spotless or renewed.

Offline Dalo Harkin

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Re: liquid in combustion chamber
« Reply #9 on: 11 March 2014, 12:52 »
Compression test came back as good.

So looking like a new turbo, now I am wondering to take mine off and then get it recon/refurbished or just buy a used one - I don't want to make a habit out of changing the turbo.

Also I replace the turbo oil feed pipe every year
ARZ K03s, Oettinger Side Skirts, R32 front, Carbon stage 2, Forge 007p (yellow spring), Forge Actuator (yellow spring), Pipercross panel filter with DSG parts, N249 and N112 deleted, SAI deleted, Carbon canister deleted, Rear wiper deleted, Long Life turbo back custom exhaust with 200 cell sports cat, VR6/G60 clutch kit, Creation Motorsport TIP, Catch can, 'Wellycooler', K04 charge pipe, S3 ported inlet manifold - looks pretty standard on the outside though :)