Power steering started to leak, should I use stop leak?

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1995 Toyota Landcruiser, Flushed and filled the power steering unit. Now it leaks (about the size of a quarter) if it sits a couple of days. I did this over a month ago and the level on the power steering unit is still at full. First question should I just leave it a lone and keep an eye on it? or Should I put some type of stop leak in it? LC has 133K miles on it and the steering was fine, no leaks, until I had to do this preventive?? maintance. If you recommend a stop leak, what kind? Thanks
 
Pitbull, I would give a week or two and see if it stops by itself. If it does not by two bottles of Auto-Rx. You will only need a few onces for the power steeering but the engine will require quite a bit more. It will probably stop this leak and clean the entire powewr steering system at the same time. It does swell seals like cheap solvent based stop leaks. It will clean the seal and it will return it to a more pliable nature like a new seal. Check out the auto-rx web site! Common stop leaks just cause more dammage by swelling the seal.

What did you use to flush the p/s system?
 
Valvoline synpower PS fluid supposedly has seal conditioners to help stop leaks (probably synthetic esters), but I would try the auto-rx as JB suggested. A few board members have had good success with it in their PS systems.
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quote:

Originally posted by Pitbull:
1995 Toyota Landcruiser, Flushed and filled the power steering unit. Now it leaks (about the size of a quarter) if it sits a couple of days. I did this over a month ago and the level on the power steering unit is still at full. First question should I just leave it a lone and keep an eye on it? or Should I put some type of stop leak in it? */*/*/*/

Yeah, you have several options... but first Where it it leaking FROM ? can you see?

Okay, you can either Clean it with something
or you can swell it since you had it flushed (BTW what flush system (Valvoline???) or you can thicken it with a VII or you can do nothing and watch it awhile.
First off, I have only heard of this, I have not tested it, but I think I will during my experiment phase which could last 100K miles I donno...
Anyhow ATP professional Auto; they have a whole line of stuff... I'm gonna give a whirl because by reputation alone of a few people I know... any how they have a PS polymer/additive that re-plastics the rubber chemically... well that's what I HEARD. I think BapGeon in Houston carries it I know of no others. You may try this first and let all of us know... Its about 11.00 a bottle.
Theres other methods too
BUT your cheapest my be to buy something like Lucas suppliment where you thicken it JUST a TAD... I would try this if it still looks wet after a couple weeks (3)... if you do I would just add a very small amount after it is heated up... then wait and see, then some more.

BTW with the VII is how I got mine to stop.

Now, same coin different country: I do plan on trying it just because I have right at 400K miles.
I have just done my flush and fill and I am going to dump this stuff in there soon. If it falls apart, I'll let you guys know! I like to experiment!
 
I believe I have the exact same problem,only leaks when sitting at least 9 hours and temp drops down low so the seal contracts. Started after I refilled with synthetic ATF. (who said synthetics don't get through seals easier??) I put RX in about 400 miles ago, still leaks but the entire treatment is supposed to be 1000 miles. Will see. If RX doesn't work a PS sealer/conditioner will be worth a try for me. Prestone makes one and there are many more on the shelf of the auto parts stores.

[ January 01, 2004, 11:21 PM: Message edited by: Spector ]
 
Auto-RX is the best bet before total replacement.
In cold weather, Lucas stiffens up the steering toooo muuuuuch. That's the way the steering feels with Lucas.

Once Lucas is in there, it takes Auto-RX and and an extra rinse to get it out.
 
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