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996 911 dumped a lot of oily water on floor

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YOUR RESEARCH996 911 dumped a lot of oily water on floor

Leading reported evidence

Fill quite high

Performed · outcome unconfirmed

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Performed · outcome unconfirmed · Original poster

I have just opened the reservoir, it is thick dark brown oily gunk filled quite high.

996 911 dumped a lot of oily water on floor
Frequently discussed work

Check enough

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Suggestion · Original poster

I have just bought a 996 911 3.4 tiptronic with a good service history etc, checked it over best I could and as have had 2 x 986 boxtsers and I thought I had checked enough to have found a good one.

996 911 dumped a lot of oily water on floor
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Leading evidence: 'Fill quite high' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, the most frequently mentioned possible cause is 'result of the problem, not the cause of it' (1 discussions; 0 report identifying it and 1 suggest it). The most frequently discussed action is 'Check enough' (1 discussions). For that action, 0 discussions report a resolution and 0 report an unsuccessful attempt. No action has an explicit, attributable resolution report under the current rules. These are forum reports and suggestions, not a confirmed diagnosis.

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result of the problem, not the cause of it

Suggestion or failed attempt

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Identified cause
1
Suspected cause
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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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Suspected cause

The failed o-ring is likely a result of the problem, not the cause of it.

996 911 dumped a lot of oily water on floor

Check enough

Suggestion or failed attempt

No successful repair reported for this finding.

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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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Suggestion · Original poster

I have just bought a 996 911 3.4 tiptronic with a good service history etc, checked it over best I could and as have had 2 x 986 boxtsers and I thought I had checked enough to have found a good one.

996 911 dumped a lot of oily water on floor

Clean & original condition

Suggestion or failed attempt

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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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Suggestion

But you are talking about "intermix" here, which is a huge M96 engine problem and it will be very very hard to get it back to a clean & original condition.

996 911 dumped a lot of oily water on floor

Recommend taking next one

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1

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Suggestion

Now you know what to look for in a future car, and I highly recommend taking next one to a 3rd party unassociated Porsche specific mechanic to go over the car before you agree to purchase.

996 911 dumped a lot of oily water on floor
Frequently discussed actions (10)

These are separate views of the same evidence. Frequency alone does not establish a fix, and these counts must not be added together.

Check enough

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Suggestion · Original poster

I have just bought a 996 911 3.4 tiptronic with a good service history etc, checked it over best I could and as have had 2 x 986 boxtsers and I thought I had checked enough to have found a good one.

996 911 dumped a lot of oily water on floor

Clean & original condition

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

But you are talking about "intermix" here, which is a huge M96 engine problem and it will be very very hard to get it back to a clean & original condition.

996 911 dumped a lot of oily water on floor

Fill quite high

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
1

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Performed · outcome unconfirmed · Original poster

I have just opened the reservoir, it is thick dark brown oily gunk filled quite high.

996 911 dumped a lot of oily water on floor

Recommend taking next one

No successful repair reported for this finding.

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Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

Now you know what to look for in a future car, and I highly recommend taking next one to a 3rd party unassociated Porsche specific mechanic to go over the car before you agree to purchase.

996 911 dumped a lot of oily water on floor

Repair but also at replacement of compromised coolant lines

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Suggestion

With oil in coolant, you're likely looking not only at engine repair but also at replacement of compromised coolant lines.

996 911 dumped a lot of oily water on floor

Repair car

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Suggestion

A dealer may try to keep you on the hook and say they will repair the car but this needs a full rebuild and there's only a few good places , I'd insist on money back , it could be a while to get this sorted, the garage needs to get the car back and have it properly repaired then maybe re sell, private seller hopefully will refund you ??

996 911 dumped a lot of oily water on floor

Run away

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Suggestion

If it was me and had legal protections, I would walk...no run away from this car and dealer.

996 911 dumped a lot of oily water on floor

Run correctly

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Suggestion · Original poster

There was no smoking, it did lose a little oil on the way home on a two hour drive but was running correctly with 1.5 pressure on the oil pressure gauge.

996 911 dumped a lot of oily water on floor

Run don't walk -- away

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Suggestion

Get your money back and run -- don't walk -- away.

996 911 dumped a lot of oily water on floor

Run more tests

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Suggestion · Original poster

I have had reasonably good news, the garage have found that an o-ring has failed on the oil cooler, they are fitting new o-rings, flushing the system, and running more tests on Monday to make sure no other issues.

996 911 dumped a lot of oily water on floor
Reported and suspected causes (1)

These are separate views of the same evidence. Frequency alone does not establish a fix, and these counts must not be added together.

result of the problem, not the cause of it

No successful repair reported for this finding.

0
Identified cause
1
Suspected cause
0
Reported fixes
Read evidence and context
Discussions that suspect a cause
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suspected cause

The failed o-ring is likely a result of the problem, not the cause of it.

996 911 dumped a lot of oily water on floor
Coverage and how to read this overview

Counts describe captured discussions, not unique people or a diagnosis. Author identities are not reliably stored. Exact duplicate evidence is counted once across matching discussions; one discussion counts at most once per action/state. Multiple repairs reported together remain a combination. Suggestions and failed attempts do not establish a fix. Matches cover whole discussions and can include related faults, model variants and incomplete threads.

38 eligible posts · 0 unverified posts · 1 discussions match the subject in their title or opening post.

  • Rennlist: 1 discussions

0 evidence records excluded for query context · 0 excluded by outcome qualification · 0 adjusted by outcome qualification.

1 acknowledgements have no verified action link; they do not establish a repair result.

Outcome without a verified action link

Thank you all for your help/advice, for now I have emailed the dealer with pictures and asked them to initiate their next steps as in take the car back, I will then take whatever action is needed to have this resolved for me.

No unique explicit quoted action; no causal link assigned

NEARBY ACTION · LINK UNVERIFIED

A dealer may try to keep you on the hook and say they will repair the car but this needs a full rebuild and there's only a few good places , I'd insist on money back , it could be a while to get this sorted, the garage needs to get the car back and have it properly repaired then maybe re sell, private seller hopefully will refund you ??

Nearby source post

Generation: 20261026T163944Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

I have just bought a 996 911 3.4 tiptronic with a good service history etc, checked it over best I could and as have had 2 x 986 boxtsers and I thought I had checked enough to have found a good one. There was some slight white build up in the oil tube but hardly anything on the cap both when I first looked at the car and when I tested it today and paid, but everyone I spoke to advised that this was quite normal. There was no smoking, it did lose a little oil on the way home on a two hour drive but was running correctly with 1.5 pressure on the oil pressure gauge. However when I got it home this evening I noticed a dropping of liquid onto the exhaust with a hiss/hissing. And when I looked under the car to my dismay water was literally gushing/dumping somewhere in the top back left of the engine bay. There is a large amount of coolant on the floor, there is oil in the coolant and there is oil on the outside of the water expansion tank/cap (I have not opened it as it is too hot but I can only guess that it is full of oil). This was all happening with the engine off as in water pushing its way out. I am gutted, and fear the worse as in head gasket, cracked head, but some people have said on forums if there is water on the floor even with oil in it there can be other causes like oil air separator, pipes and or oil/water cooler. I will try to get it to my garage early in the week, and have emailed the garage I bought it from but I would be grateful if someone could offer me some advice please. Some pictures attached.

POST 2Original post

Not good if oil is mixed with coolant. Take it back!

POST 3Original post

Are you in England? I hope you have some favorable consumer protection laws. Good luck.

POST 4Original post

Quotes source post: 14494253

This. Get your money back and run -- don't walk -- away. With oil in coolant, you're likely looking not only at engine repair but also at replacement of compromised coolant lines. FWIW, 1.5 bar of oil pressure is way too low, except at idle. If you were seeing this on the drive home, you probably drove a hurt car off the lot.

POST 5 / ORIGINAL POSTEROriginal post

Quotes source post: 14494275

Thanks, sorry if I wasn't clear, it was 1.5 at idle.

POST 6 / ORIGINAL POSTEROriginal post

Quotes source post: 14494259

Yes in England, UK law has this fairly well covered with a 30 day right to reject and that within the first 6 months any fault is assumed to have already been present and therefore the buyer is protected: http://www.which.co.uk/consumer-righ...mer-rights-act

POST 7Original post

Must have been a minor head crack that needed a long drive to manifest. Unlucky event - good luck with the return. FWIW head repair isn't nearly as bad as a full engine rebuild & coolant lines can be saved if you caught it early enough. The coolant cap pic sure does look like intermix.

POST 8 / ORIGINAL POSTEROriginal post

Quotes source post: 14494401

Many thanks

POST 9Original post

You should also not be losing any oil in a two hour drive. The seller is scamming you with a bad car. Seems like you can return it, per your laws there. Get your money back and find a better car.

POST 10Original post

Yes take it back, did you buy privately or from a car dealer?? A dealer may try to keep you on the hook and say they will repair the car but this needs a full rebuild and there's only a few good places , I'd insist on money back , it could be a while to get this sorted, the garage needs to get the car back and have it properly repaired then maybe re sell, private seller hopefully will refund you ??

POST 11 / ORIGINAL POSTEROriginal post

Thank you all for your help/advice, for now I have emailed the dealer with pictures and asked them to initiate their next steps as in take the car back, I will then take whatever action is needed to have this resolved for me. Below is some more info in the meantime: I have just opened the reservoir, it is thick dark brown oily gunk filled quite high. The oil filler tube has some white mayo in it. The dipstick is clear. Pictures below:

POST 13Original post

Definitely try to return the car. There's no cheap way to fix this.

POST 14 / ORIGINAL POSTEROriginal post

The garage have emailed me to say they will arrange for it to be collected this week and get it sorted. I am also covered very well by UK consumer law should I decide to have a refund. I also noticed oil spray around the front wheel arches inside and outside and on the wheels (see pics), so not sure if the coolant system has also been compromised with oil at the front end of the car?

POST 15Original post

That looks like excess tire shine. Or, excess lipstick on a pig.

POST 17Original post

Don't except anything less than a full refund!

POST 18Original post

Quotes source post: 14495103

Yep !! Looks just like mine does every time I go to Mr. B's car-wash and pay extra for the "wheel -tire treatment"...lol To the OP, I feel for ya man, I know you were excited about your purchase, and now looks like you have the classic cracked head issue (intermix). Hopefully your protection laws will get you out of this.

POST 19Original post

Intermix eeep, sounds like you're protected though very lucky in that regard! ​​​​Keep us posted

POST 20 / ORIGINAL POSTEROriginal post

I have had reasonably good news, the garage have found that an o-ring has failed on the oil cooler, they are fitting new o-rings, flushing the system, and running more tests on Monday to make sure no other issues.

POST 21Original post

How a dealer could have let this go to market is bs. Either they have no knowledge of cars or they do and went for a quick flip. Lesson learned, hopefully dealer makes it right and if they do run. You want nothing to do with this car it�s a money pit. Now you know what to look for in a future car, and I highly recommend taking next one to a 3rd party unassociated Porsche specific mechanic to go over the car before you agree to purchase. Good luck and start absorbing all the threads here and ask questions. The most relevant and useful info will be found here.

POST 22Original post

Quotes source post: 14505901

Be careful, they have to make sure ALL the oil is removed from the coolant system, otherwise in time the rubber hoses will swell and fail. If you take this car back go into detail what they did and post it here so you can get feedback from the folks who have been through this before.

POST 23 / ORIGINAL POSTEROriginal post

Quotes source post: 14506149

Thanks they did make a point of putting in writing in an email to me that they have to do a full coolant system flush and further tests after the o-rings are replaced. Also yes I will ask them for a full write up on what has been done.

POST 24Original post

Quotes source post: 14505901

The oil cooler has 4 o-rings, coolant in, coolant out, oil in, and oil out, all on the same plane. How can a failure on one of the rings cause intermix? I would expect external leak like in your photo but not oil leaking into coolant path.

POST 25Original post

Listen to Ahsai, he knows what he's talking about. The failed o-ring is likely a result of the problem, not the cause of it.

POST 26Original post

Quotes source post: 14506158

You have received a lot of good advice here. Please take it to heart. The dealer will absolutely try to figure out some way to persuade you to keep this car. Don't do it .

POST 27Original post

Quotes source post: 14506386

^^True this. If it was me and had legal protections, I would walk...no run away from this car and dealer.

POST 28Original post

I'm quite skeptical of the dealer's explanation. If they said the oil cooler is broken inside that allowed oil and coolant to intermix, that's more reasonable. If only one of the o-rings is bad, I expect an external leak. Just to give you a visual. You can see that if the oil will leak OUT but it's difficult to see how the oil can reenter the coolant ports. Green o-rings are oil ports. Back the coolant ports (photo courtesy of JFP on Renntech) The 4 holes are on a flat surface pressed against those 4 o-rings

POST 29Original post

Quotes source post: 14506158

I believe you have to use detergent to clear the oil, simply flushing might not do the trick. Don't get attached to this car, you are probably better off getting your money back and finding another.

POST 30Original post

"Fool me once, shame on you. Fool me twice, shame on me." I applaud you for STILL trusting this STEALer who already tried to dupe you. You are in a position to DENY him another chance to do it again. Demand a full refund and look for another 996. Best of luck.

POST 31Original post

I agree with the above. You stated it lost oil and was running at 1.5BAR oil pressure...., that's not just gonna happen the second you leave the lot. That was a known issue before you took it home, now they have to play damage control. Sounds to me like they don't know what they're talking about to begin with, so I would tell them to take the car and give you your money back. I see no good in this regardless of what they do.

POST 32Original post

I agree with others here, get your money back while you still can and don't play "cats & mouse" with this dealer, they will try anything to convince you to keep this car if they can fix it. If it was a simple issue like coolant leak from a water pump, or radiators or even coolant tank then let them fix it and you can keep the car. But you are talking about "intermix" here, which is a huge M96 engine problem and it will be very very hard to get it back to a clean & original condition. Please listen to the experts here, especially Ashai, he knows about these engines... Good-luck, cheers,

POST 33 / ORIGINAL POSTEROriginal post

Just to update you all (a bit late). Just shy of 4 weeks from the purchase date the dealer conceded defeat with the repair and offered me a refund. The same day after driving back from getting my refund I found a mint 2001 manual non-sunroof 996 911 from a local specialist. Had to chop in my e46 330i m sport touring and �500. It was worth it, the car has had �10k spent on it in the last 6 years (previously owned by someone who could more than afford to look after it). Recent works include new RMS, clutch and flywheel, new rads, condensers, Back box and tail pipes, alternator, brakes, pads, tyres, amongst other things, the ims was also checked and found to be sound when RMS done. Thanks again for all the help.

POST 34Original post

Appears well sorted. Good karma. Many happy miles to you!

POST 35Original post

Glad to hear you were able to get your money back! And especially glad that you found another car to purchase! She's gorgeous! I love the color and the fact that it's a no sunroof car! Show us more pictures!

POST 36Original post

Congrats! I'm glad everything worked out in the end! Mike

POST 37Original post

"Recent works include new RMS, clutch and flywheel, new rads, condensers, Back box and tail pipes, alternator, brakes, pads, tyres, amongst other things, the ims was also checked and found to be sound when RMS done." How was the "IMS" checked? What type of bearing is in it? Has it ever been changed? How many miles on the car? The car looks great - the sunroof delete makes it a rare bird! A listing of other options would be nice to see as well. Good luck with it!

POST 38Original post

Great news! Now you can drive & enjoy. I'd personally do the IMS for peace of mind, but there are a lot of threads here to help guide you down that road. That car is a beauty.

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