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-   -   Oily drip from tranny. (https://www.miataturbo.net/general-miata-chat-9/oily-drip-tranny-58603/)

icantthink4155 06-21-2011 07:29 PM

Oily drip from tranny.
 
The transmission has what appears to be a weep hole on the bottom side, and when I poked the larger boot on the slave, an oily watery substance dripped out of the weep hole and some dripped from the larger boot. I looked at the info about the slave in the garage on m.net and it says if the smaller boot drips when you poke it that means the o-ring is bad, it did not drip, there does not appear to be any oil in there. So what does this all mean?

FYI, I posted this on m.net first, but as usual I get alot of non-answers. I dont think anyone ever actually reads my posts there, they just assume they know what Im saying, and give a response that has nothing to do with my post.:vash::vash::vash:

FYI pt2, 90, 5spd put redline oil in about 10K miles ago. Drip just started AFAIK last night when I got home from work.

y8s 06-21-2011 07:50 PM

There's only one boot on my slave. Do you mean the fork boot?

(the slave boot is finger sized. The fork boot is half fist sized)

..


also this post was hard to read whilst picturing a dominatrix transsexual in boots.

icantthink4155 06-21-2011 08:04 PM


Originally Posted by y8s (Post 740324)
There's only one boot on my slave. Do you mean the fork boot?

(the slave boot is finger sized. The fork boot is half fist sized)

..


also this post was hard to read whilst picturing a dominatrix transsexual in boots.

Yeah I meant the fork boot, I am not super familiar with that area, but Im learning. Definitely meant the fork boot though.

y8s 06-21-2011 10:01 PM

you can probably (maybe) pull the fork boot out without removing the transmission. it may be a bitch (and a bigger bitch to get back in--but not as big of a bitch as removing the tranny) but it will let you see a tiny bit better what that oily wetness could be.

is it oily or is it watery? oil will be slippery between your fingers and not rinse off easily with water. water will not be slippery and will evaporate relatively quickly.

icantthink4155 06-22-2011 07:20 AM

Its both, the drops that fell in my driveway evaporated. It doesnt smell oily but there is some oil residue.

Preluding 06-22-2011 07:48 AM

I'd say throw some dye in your transmission first = if the oil dye appears in drips(change the tranny seal)

then put dye in engine oil, check again and change rear main seal or oil pan seal depending on what you find when you rip transmission out.

I tend to do things the hard way, so this might not be best for you.

icantthink4155 06-22-2011 10:53 AM

Every response Ive gotten on m.net says its the cas, I just dont see how the cas could make oil leak from the weep on the transmission.

Doppelgänger 06-22-2011 11:51 AM

Have you thought about checking your clutch res. for loss/dark color?

icantthink4155 06-22-2011 11:59 AM

It doesnt look overly dark, but I havent checked it in ages, so it is a little low. I did pump the clutch and that does not seem to trigger any dripping.

Preluding 06-22-2011 12:12 PM


Originally Posted by icantthink4155 (Post 740504)
Every response Ive gotten on m.net says its the cas, I just dont see how the cas could make oil leak from the weep on the transmission.

I had a leak I could have sworn on my life was the CAS, turned out being the valve cover... after replacing the CAS seal...twice.

The dark coloured oil won't mean a thing really... by the time the oil goes inside the dirty tranny, it'll be dark when it comes out...

icantthink4155 06-22-2011 12:20 PM

Could oil from the CAS, or VC make its way into the tranny? My VC has a very very slow leak, it just seems to be moist sometimes, no drips or anything. The CAS is so well hidden that I cant tell if its leaking.

icantthink4155 06-22-2011 12:31 PM

So Im an idiot, I thought my CAS was on the exhaust cam, but it is on the intake cam, and it is an oily mess back there. Going to see if I can locate an o-ring, (m.net says The size of O Ring needed is 1/8” – 1 ½” x 1 3/4”.) locally. and replace it.

Doppelgänger 06-22-2011 12:43 PM

Knowing that you have a 1.6 would have been a helpful factor haha. I forgot that you guys have it on the intake cam side.

Faeflora 06-22-2011 12:45 PM



Look just wrap your lips around that hole and suck on it.

If I were you though I would say fuck it and let it leak and put that $2.50 in gaskets towards a 1.8 motor.

icantthink4155 06-22-2011 12:47 PM


Originally Posted by Doppelgänger (Post 740553)
Knowing that you have a 1.6 would have been a helpful factor haha. I forgot that you guys have it on the intake cam side.

In my defense I did say I have an 90 in the OP.

Doppelgänger 06-22-2011 12:49 PM

Yeah..I see that...now :facepalm:

icantthink4155 06-22-2011 12:52 PM

Whats the best way to clean all the oil from the backside of the engine?

icantthink4155 06-22-2011 12:55 PM


Originally Posted by Doppelgänger (Post 740556)
Yeah..I see that...now :facepalm:

No worries. The back of the engine is really grimy, while its obvious that the CAS is leaking I dont think it is the cause of my drips.

y8s 06-22-2011 02:25 PM


Originally Posted by icantthink4155 (Post 740558)
Whats the best way to clean all the oil from the backside of the engine?

http://www.meguiarsdirect.com/detail/MEG+D10801

icantthink4155 06-22-2011 10:12 PM


Originally Posted by y8s (Post 740603)

Thanks Ill check that out, any idea if that is sold retail? Autozone, Advanced... Walmart?

Preluding 06-23-2011 07:16 AM

I buy brake cleaner by the case...it ends up being about 30 bucks for 15 or so cans...
Just use one and go nuts.

Faeflora 06-23-2011 09:30 AM

Stop trying so hard. Just use any shitty engine cleaner. Use the whole can.

miatauser884 06-23-2011 09:44 AM


Originally Posted by icantthink4155 (Post 740560)
No worries. The back of the engine is really grimy, while its obvious that the CAS is leaking I dont think it is the cause of my drips.

I thought the same thing about my CAS. It seemed like the leak was very litttle when I wiped under the CAS with my finger. As soon as I was able to change the seal and stop the leak, I no longer had this strange leak from the bottom of the trans. Clean driveway.....yay!

y8s 06-23-2011 10:02 AM


Originally Posted by Preluding (Post 740803)
I buy brake cleaner by the case...it ends up being about 30 bucks for 15 or so cans...
Just use one and go nuts.

brake cleaner might melt plastics back there.

And yes, the Super Degreaser is available mail order from various places.

I got it from these guys ages ago (gallon lasts a while)
http://www.autodetailingsolutions.ne...iler-line.html

If you're feeling frisky, also pick up some of the Hyper Dressing and two spray bottles for the degreaser and dressing. That combination of products will make your engine bay look AMAZING with slightly more than zero effort. Dilute the hyper dressing to 3 or 4 to 1 so it doesn't look to greasy.

icantthink4155 06-23-2011 06:20 PM

After some closer inspection I am pretty certain that I am leaking transmission fluid. I have redline in it, and its that same kinda watered honey color, but it has no smell. It leaks for a minute after a drive then stops, and is cool to the touch. I am pretty damn confused by all this.

Faeflora 06-23-2011 08:20 PM

Trans fluid smells horrible.

Try tasting it.

icantthink4155 06-24-2011 09:28 AM

I have redline in it too, so it should smell like diff fluid. Does brake fluid stink? I put some into the clutch reservoir, but it doesnt look like any is missing.

icantthink4155 06-24-2011 11:10 AM

Im seriously confused by all this. The car doesnt drive any different then usual. It drips a light amber colored fluid. That is cool to the touch. It only drips for about a minute after a drive. It appears to be dripping from the fork book, and is definitely driping from the weep hole on the transmission. I put some brake fluid in the clutch res. before driving the car yesterday, made about a 24 mile trip yesterday, 12ish one way. The clutch res. isnt any less full then it was, and I would say a good 5 or 6 ounces of fluid dripped onto my driveway. As I stated before I have redline in my transmission, which is diff fluid, so it stinks. Whats dripping has a very very very faint smell, that is definitely not diff fluid.

y8s 06-24-2011 02:39 PM

could be a leak somewhere else in the clutch line. stick your nose in the reservoir and smell to get a feel for the flavor.

Faeflora 06-24-2011 02:46 PM

Your thread sucks.

Taste the fucking shit. Stick your tongue in each of the reservoir then the puddle of leak.

I am half joking but it would give you the answer.

18psi 06-24-2011 03:19 PM

Fae is a post op that used to have oily drips all the time, so his input in this thread carries the most weight

icantthink4155 06-25-2011 05:36 PM

So when I got home from work, about a 20 minute drive, half @ 50ish, half at 70ish. Not a single drip.

Faeflora 06-25-2011 05:37 PM

Congratulations, you cured cancer.

icantthink4155 06-27-2011 12:41 PM

Does anyone have a picture of the slave still attached? Is it attached to the transmission?

y8s 06-27-2011 02:38 PM

if you pull the passenger side wheel off and look through the fender, you can see it just behind the suspension mounting point with a coil of hard line coming out of it. Yes it is attached to the bell housing just below the starter.

icantthink4155 06-27-2011 04:27 PM

Bought a new one. Figured I should replace the clutch line as well, but cant seem to find any local. One place told me its just a brake line. Is that true? If so does anyone know the lenght and thread pitch needed?

icantthink4155 06-29-2011 06:45 PM

So I bought a new slave, and a new SS braided clutch hose. Getting ready to do the swap and I was poking around the are trying to get a plan going. Anytime I poke the fork boot oil leaks out of it. Should there be oil there? IF not what would cause it to be leaking from there?

icantthink4155 06-29-2011 07:12 PM

Started bleeding the clutch slave before replacement. Not the same color as whats leaking.

y8s 06-29-2011 11:29 PM

does this car have A/C and is it used a lot when you notice the fluid?

icantthink4155 06-30-2011 10:38 AM

It has AC, but no freon. I dont even try to use it because I know it wont get cold.

Clos561 06-30-2011 11:25 AM

could it be oil dripping out from the rear main and making its way down the fork onto the boot? i have some leakage in taht area and that is my guess. im not concerned because i am going to replace when i do the clutch.

icantthink4155 07-01-2011 07:38 AM

That seems to be what m.net thinks too. I cant find any info on the rear main seal at all.

icantthink4155 07-08-2011 02:18 PM

So had a bit of a stop and go drive in traffic, and my temp was all the way up. The car has never ever overheated on me before. Drive home was less traffic. Soon as I slowed to drive through my neighborhood the temp went right back up. Coolant overflow tank is empty.


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