SL-Class (R129) 1990-2002: SL 280, SL 300, SL 320, SL 500, SL 600, SL 60 AMG

SL/R129: Hydraulic fluid leak

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Old Oct 1, 2008 | 08:52 PM
  #1  
chopnotch's Avatar
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From: Santa Clara
1992 500SL & 1974 Porsche 914
Hydraulic fluid leak

Is there a reservoir I can top off the hydraulic fluid for the top? I have a leak at the top of the windshield pillar on the passenger side. I haven't had time to dig into it yet to find that problem but, I would like to keep the system wet if possible. If there is a reservoir, what type of fluid does it take?

Thanks Guys!
Stu
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Old Oct 2, 2008 | 10:09 AM
  #2  
BJonesFL's Avatar
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From: Bradenton, FL
'87 560SL Sold, '99 SL500 For Keeps
Originally Posted by chopnotch
Is there a reservoir I can top off the hydraulic fluid for the top? I have a leak at the top of the windshield pillar on the passenger side. I haven't had time to dig into it yet to find that problem but, I would like to keep the system wet if possible. If there is a reservoir, what type of fluid does it take?

Thanks Guys!
Stu
Stu,
This topic has been discussed often and the search tool will get you all the info you need. This thread, https://mbworld.org/forums/showthrea...938&highlight=

is a good starting place; contains contact info for hydraulic cylinder rebuilder, and steps to repair the front cylinders.

In answer to your specifics, the reservoir is in the trunk under the spare tire. The hydraulic fluid is mineral oil based and sold by MB Dealers. An identical alternative is Febi/Bilstein p/n 02615 available from any of the online suppliers. You'll need 2 liters if the system is dry.

Bob
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Old Oct 2, 2008 | 03:42 PM
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chopnotch's Avatar
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1992 500SL & 1974 Porsche 914
Thanks a million Bob. She's not dry and is functioning but, leaking and didn't want to get to a dry point and have to bleed anything. Again... thanks bud!
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