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what the hell is that leak?

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18 captured repliesDiscussion pagination complete · Source accounts, not a confirmed diagnosis
THIS DISCUSSION / SOURCE-DERIVED OVERVIEW

Discussion summary

YOUR RESEARCHwhat the hell is that leak?

Leading reported evidence

Replace engine oil

Performed · outcome unconfirmed

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Discussions that performed work without a confirmed outcome
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Performed · outcome unconfirmed · Original poster

i just saw this an hour ago when i changed the engine oil,,

what the hell is that leak?
Frequently discussed work

Check leaks

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.

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Suggestion

You are done, check for leaks, clean the spills (cat litter), and enjoy some smooth shifting

what the hell is that leak?
Read full discussion summary

Leading evidence: 'Replace engine oil' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Check leaks' (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.

Source reports, not a diagnosis or a success probability. Counts refer to discussions and can overlap.

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Use later

Performed · outcome unconfirmed

No successful repair reported for this finding.

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Reported fixes
0
Unsuccessful attempts
1
Discussions
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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.

Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed

The holes will be used later for the fill tube and for the temperature probe.

what the hell is that leak?

Use oregon scientific

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

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.

Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed

I used an Oregon Scientific with a probe that has a 10 ft cord.

what the hell is that leak?

Use petroleum jelly thin coat

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

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.

Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed

I used petroleum jelly thin coat on a few places to hold it in place.

what the hell is that leak?

Use rarely

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

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.

Discussions that performed work without a confirmed outcome
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.

Performed · outcome unconfirmed · Original poster

the car has been used rarely,,

what the hell is that leak?
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 leaks

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

You are done, check for leaks, clean the spills (cat litter), and enjoy some smooth shifting

what the hell is that leak?

Check oil level of trans and diff

No successful repair reported for this finding.

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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 · Original poster

how to check oil level of trans and diff?

what the hell is that leak?

Check other oils

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Suggestion · Original poster

if it is hard to check other oils,,

what the hell is that leak?

Check signs of a leak

No successful repair reported for this finding.

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

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Suggestion

One way to tell where it is coming from is to clean it, drive it and keep checking for signs of a leak.

what the hell is that leak?

Check trans/diff oil level

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
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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 · Original poster

is there a way to check the trans/diff oil level?

what the hell is that leak?

Clean pan and magnets

No successful repair reported for this finding.

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Suggestion

Here is a nice clean pan and magnets.

what the hell is that leak?

Clean pan and the magnets in the pan

No successful repair reported for this finding.

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

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Suggestion

Use the rags to clean the pan and the magnets in the pan.

what the hell is that leak?

Clean spills (cat litter), and enjoy some smooth shifting

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

You are done, check for leaks, clean the spills (cat litter), and enjoy some smooth shifting

what the hell is that leak?

Clean surface

No successful repair reported for this finding.

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Suggestion

It should be easier to see the origin on a clean surface.

what the hell is that leak?

Fill hole and drain hole

No successful repair reported for this finding.

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Suggestion

There is a way but its extensive...theres a fill hole and drain hole.

what the hell is that leak?
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.

18 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.

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Generation: 20261026T212127Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

i just saw this an hour ago when i changed the engine oil,, please, take a look at what i believe is the transmission oil pan and tell what is that oil,, P.S. no lights, codes, drivability issues,, not even a drop on the garage floor,,

POST 2Original post

that is the trans pan.. no drips? how many miles on the car? it might be very light seepage but if you cannot rub it off with a towel, it just kind of worked into the cosmoline ( undercoating from Porsche).

POST 3 / ORIGINAL POSTEROriginal post

the car made less than 40k miles,, I tried to rub but not to avail,, it is really dense and sticky like old mud,, You mean this might be from the factory?

POST 4Original post

You might try GOOGONE to clean it. Check out this thread around post 385 https://rennlist.com/forums/996-foru...earing-26.html

POST 5Original post

Quotes source post: 7415890

yes, it's a preservative. from road salt or other corrosives; you can remove it entirely in order to have a nice shiney bottom; but you are removing a protecant.

POST 6 / ORIGINAL POSTEROriginal post

does this preservative look wet?

POST 7Original post

[Image-only post; no author-written text. Original image references:] https://rennlist.com/forums/images/smilies/popcorn.gif

POST 8 / ORIGINAL POSTEROriginal post

how to check oil level of trans and diff? If not possible, what are the symptoms of low trans/diff oil level?

POST 9Original post

Quotes source post: 7417823

No....you may have a very slow leak/weep from your RMS or transmission, it hard to tell what it is...how often do you drive the car, if the car sits as many have experienced you may see a bit of weeping, I experienced this, powerwashed this area and it hasnt come back...I wouldnt worry to much if you are NOT experiencing any clutch slippage or drips on the floor.

POST 10 / ORIGINAL POSTEROriginal post

Quotes source post: 7418321

the car has been used rarely,, mine is tiptronic,, what are symptoms of low oil level? RMS only leaks engine oil,, right?

POST 11Original post

Quotes source post: 7418366

Ok...I have a tip also and had the same buildup under my car....it could be a slightly weeping trans. Check you oil level with dipstick and or when you turn the key to start it will display an oil level on the console. RMS will only leak oil. Try and drive the car more often after you wash the area....I doubt it will come back.

POST 12 / ORIGINAL POSTEROriginal post

Quotes source post: 7418385

my question was: which oil (engine, trans or diff) RMS leaks? is there a way to check the trans/diff oil level?

POST 13Original post

Only engine oil will leak from RMS. There is a way but its extensive...theres a fill hole and drain hole.

POST 14 / ORIGINAL POSTEROriginal post

Quotes source post: 7418430

can this buildup be a formation of any other oil (e.g. trans or diff)?

POST 16Original post

One way to tell where it is coming from is to clean it, drive it and keep checking for signs of a leak. It should be easier to see the origin on a clean surface.

POST 17 / ORIGINAL POSTEROriginal post

if it is hard to check other oils,, what are the symptoms of low trans/diff oil level,,

POST 18Original post

From Renntech; Join http://www.renntech.org/ it is one of the best tech sites for Porsche. If you are not a member you will not be able to access this DIY. http://www.renntech.org/forums/index...ssion-service/ If you go to this site there are pics embeded in this tutorial. The Tiptronic transmission has a special tool for fluid. First you have to purchase the tool (expensive) or make one (inexpensive). The tool is the V.A.G.1924, runs about $300. You need the following tools and parts to start: 1. ATF fill tool 2. 7 (US) Quarts of Pennzoil Multi-Vehicle ATF 3. Torque wrench for 60 ft lbs 4. Torque wrench for 7.5 ft lbs (90 in lbs) 5. 17 mm allen bit 6. 8 mm allen bit 7. Torx 27 bit 8. Temperature meter with probe. I used an Oregon Scientific with a probe that has a 10 ft cord. 9. Porsche part 986 397 016 00 Paper gasket (Call Sunset Porsche, great guys) 10. Porsche part 986 307 403 00 ATF filter 11. Porsche part 986 397 016 00 rubber ring for fill plug 12. Kitty liter, you will spill 13. Socket set 14. Plenty of rags 15. Oil catch pan 16. Safety goggles First we assemble the filling tool out of parts you can find in Lowes or Home Depot type of homestores: 1. Hudson 1 gallon tank ($9.95) 2. Barbed fittings and 8 ft of tygon 3/8 clear hose. 3. 1/4 inch shut off valve - brass 4. 12 inch of flexible copper tube, 1/4" 5. Assemble as shown below and bend the tube per the picture. The steps are easy to follow: 1. Lift car off the ground and on jack stands. I need 16 inches on the stands to be comfortable. 2. Slide oil catch pan under fluid pan and remove drain plug with 8 mm allen bit 3. Remove the cross arm that traverses the fluid pan. Loosen only one bolt, remove the other. It will be easier for the next step and you can prop the arm to help catch the pan when the bolts are removed. 4. When the fluid has drained, secure drain plug back in and torque to 30 ft lbs. 5. Using the Torx 27 bit, remove all the screws crosswise. Move the cross arm out of the way as needed, but put back in a place where the pan will not fall. THE PAN STILL HAS FLUID in it, be careful 6. Remove pan carefully. The green gasket should still be attached to it. 7. Remove the two screws that hold the filter in place. Make sure the oil catch pan is underneath, the filter will have fluid as well. Remove filter. 8. Thinly coat some petroleum jelly on the suction collar of the ATF filter and install filter 9. Install new filter and screw the two screws to a torque of 4.5 ft lbs. 10. Empty the filter pan into the oil catch pan with all the waste oil. Place the filter pan on a flat surface and remove the gasket. 11. Set the plastic guard cap so the two windows are facing sideways. The holes will be used later for the fill tube and for the temperature probe. Notice how large they are. 12. Use the rags to clean the pan and the magnets in the pan. Set the magnets back to their original location. Here is a nice clean pan and magnets. 13. Place the new gasket on the pan. I used petroleum jelly thin coat on a few places to hold it in place. 14. Fit ATF pan back into transmission, tighten the screws crosswise to 7.5 ft lbs. It may be convenient to use the cross arm as a resting place while you re-attach the pan. 15. Remove the fill plug with the 17 mm allen key. Replace the ring gasket with the new one. 16. Fill the pressure tank with ATF fluid, make sure the valve is closed. Pump the tank to provide the pressure to move the fluid. The clear hose will show the red fluid filling it, and also you will see it running later. 17. Insert the "hook" end of the copper tube into the fill hole, and hook it into one of the holes mentioned before. Insert the temperature probe into the other hole, make sure it is secured. 18. Open the valve and let the ATF fluid begin to flow. You will have to add more fluid to the tank and keep it pumped. When the fluid begins to escape through the hole. It will drip, so close the valve. 19. Start the car. Open the valve to let more fluid into the ATF pan. Keep it pumped. Look at the temperature display on your probe. The temperature should not exceed 45 C. It begins at room temperature, so you got a few minutes. 20. Move the selector to position "P" and let idle for a a few seconds. When the fluid begins to emerge again from the filler tube, close the filling valve. 21. The engine should still be idling, keep an eye on the temp probe. With the brake pedal on, change the transmission through each position, holding the position for 10 seconds. 22. Open fill valve again until ATF fluid escapes from the hole. Make sure the temperature is higher than 30 C, and should be around 40C by now. Remove temperature probe and filler tube. 23. Replace the filler plug and torque to 59 ft lbs. 24. Turn engine off, and take car out for a test. 25. You are done, check for leaks, clean the spills (cat litter), and enjoy some smooth shifting

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