Engine Oil in Air Intake.

Nelspeed

Active Member
Feb 28, 2024
7
3
Has anybody had or aware of an issue I have with my VZ2? When re filling the washer bottle I noticed there was oil coming from the junction of the air intake pipe where it connects to the air box. On further investigation i found the inside of the air intake pipe wet with oil, so much so there was oil on top of the air filter element and part of the element saturated in oil. I reported this to SEAT and after 5 weeks back and forth SEAT have confirmed there isn’t an issue and closed the case.

I presume this isn’t normal?

Any comments would be gratefully received.

Thanks👍
 

Wyld Stallyn

Be Excellent To Each Other and... Party On Dudes!
Mar 10, 2022
360
220
If it were my engine, without reassurance I would be understandably disconcerted.

Which engine do you have?
 

Nelspeed

Active Member
Feb 28, 2024
7
3
😳 mine was oil free when I changed the air filter for a K&N.

What did SEAT say?
I took it in, showed them some photographs I had taken and they said to leave it with them. When I went to collect they said they had done a diagnostic and checked the engine breather system and nothing seemed to be wrong. They sent photo’s and report to SEAT UK technical dept to see if they could advise and they would call me back. I didn’t here anything for a week and had to call the dealership myself. They told me that technical wanted a video of the turbo turbine with technician trying wiggle the turbine with his finger and photos of some markings on the turbo casing where the turbine was located. There was some play evident on the turbine from the video the technician showed me. All this was sent to technical and again I didn’t here anything for a week and a half. I had to call again and was told there was no issue with the turbo so the case was being closed. I asked why the case was being closed without the cause of the oil in the intake not being identified. The dealership told me there was nothing else they could do without SEAT UK authorising them to do any work. I asked the technician at the dealership directly if he had ever seen this issue before on any SEAT or CUPRA cars and he said no. That’s where I currently stand at the moment.😩
 

Seastormer

Cupra Leon VZ2 300/CBF1000
Apr 25, 2014
5,046
712
68
Edinburgh (Scotland)
I took it in, showed them some photographs I had taken and they said to leave it with them. When I went to collect they said they had done a diagnostic and checked the engine breather system and nothing seemed to be wrong. They sent photo’s and report to SEAT UK technical dept to see if they could advise and they would call me back. I didn’t here anything for a week and had to call the dealership myself. They told me that technical wanted a video of the turbo turbine with technician trying wiggle the turbine with his finger and photos of some markings on the turbo casing where the turbine was located. There was some play evident on the turbine from the video the technician showed me. All this was sent to technical and again I didn’t here anything for a week and a half. I had to call again and was told there was no issue with the turbo so the case was being closed. I asked why the case was being closed without the cause of the oil in the intake not being identified. The dealership told me there was nothing else they could do without SEAT UK authorising them to do any work. I asked the technician at the dealership directly if he had ever seen this issue before on any SEAT or CUPRA cars and he said no. That’s where I currently stand at the moment.😩
Sounds like the turbo's on it's way out, but not reached the free play tolerance that SEAT use yet. Not what you want if it goes out of warranty before that happens, try ragging it a lot to see if it gets worse.
 
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May 7, 2024
5
1
Hey, have you sorted the issue? I have just noticed same issue in my Cupra Ateca VZ2. 2.0tfsi 310, Milleage is 6k miles only, and air filter housing is soaking wet with oil.. it is leaking from the joint you mentioned.
That cannot be good...
Also i have noticed couple of days ago, when i start the car, and engine is cold i can hear something like Whoosh, whoosh, whoosh.. 2 or 3 limes...
Not loud, have to open the door to hear it..
Thx..
 

Nelspeed

Active Member
Feb 28, 2024
7
3
Hey, have you sorted the issue? I have just noticed same issue in my Cupra Ateca VZ2. 2.0tfsi 310, Milleage is 6k miles only, and air filter housing is soaking wet with oil.. it is leaking from the joint you mentioned.
That cannot be good...
Also i have noticed couple of days ago, when i start the car, and engine is cold i can hear something like Whoosh, whoosh, whoosh.. 2 or 3 limes...
Not loud, have to open the door to hear it..
Thx..
Hi there.
No I haven't sorted it as yet and I have ended up opening a case with the Motor Ombudsmen. I had to give a brief description of the issue and the back and forth between the dealership and SEAT UK. They have confirmed that they will take on my case but it can take up to 6 months. I have still kept hold of my air filter as evidence of the oil contamination.
 
May 7, 2024
5
1
Ok. Thx. Im going to the dealers tomorrow, will let you know what will they say.
In my case there is quite a lot of oil i can see, but not in the filter.

Had similar issue 3 years ago with renault vans, diferent engine fault, and after not going anywhere with renault service reported to renault uk customer relationships, next day had phonecall from my service, and engine replaced under warranty within a week...

I wish you luck..
 
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Nelspeed

Active Member
Feb 28, 2024
7
3
Good luck. Photo's of my issues attached.
 

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May 7, 2024
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Good luck. Photo's of my issues attached.
yep, my is the same, but not as much, don't have any oil in the filter housing yet, i cannot believe they turn you down with this. Another reason for me to worry, as it means i will have it too, same as yours, and i wouldn't be able to live with it..

i have cleaned it yesterday and will see in a few days, cupra Letchford booked me for next Wednesday and they want me to leave the car with them.

But i thing i will move visit for week after, as it is far, and will not get hire car.
 
Last edited:
May 7, 2024
5
1
A quick question what made you discover this issue in first place maybe to keep an eye.
oil is dripping from air filter inlet pipe onto air filter housing, from the joint
 

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Nelspeed

Active Member
Feb 28, 2024
7
3
A quick question what made you discover this issue in first place maybe to keep an eye.
Hi.
Mine is the same. I was checking the washer fluid and noticed a wet patch of oil on the air filter housing under where the air inlet pipe attaches the air filter box. This led me to disconnect the pipe and take the air filter cover off where I discovered the oil contamination of the air filter and oil dripping out of the air intake pipe. The oil must have been under some pressure because there was oil on the underside of the air filter housing lid.
 
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