CL-Class (W215) 2000-2006: CL 500, CL 600

CL600 slowly rises, is the hydraulic valve on strut?

Old Jul 9, 2018 | 09:39 AM
  #1  
LaserSVT's Avatar
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2012 AMG CL65
CL600 slowly rises, is the hydraulic valve on strut?

I was sitting in my 2003 CL600 the other day tuning my stereo and I noticed every 7-8 minutes the passenger rear would suddenly drop. I have noticed this a couple times after starting the car and putting it in gear that the passenger rear would drop. Its not dropping down low, just stock ride height. I have gone out of the car to watch it and it seems that the shock (or spring) slowly lifts while running then quickly goes back to normal height. If I use the suspension raise button the car raises and drops as it should and the car never drops down even when sitting for a week or more.
So this had my curious, is the valve that controls the hydraulic fluid in the strut itself or is there a distribution block I need to replace?
The struts were all done 1.5 years ago and the ABC pump is under a month old as is the line that goes to nowhere. Is there yet another part I have to replace or do I have to replace that passenger rear strut again? Also since the system runs at nearly 3000psi what is the proper way to relieve pressure before replacing the part?
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Old Jul 9, 2018 | 02:34 PM
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LaserSVT's Avatar
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2012 AMG CL65
Got it figured out, replacing seals for the rear valve assy.
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Old Aug 15, 2019 | 01:30 PM
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1993 400 SEL , 2002 CL500
Hi Laser,

I was just reading your post. Just purchased an 2002 CL500. I have a few questions.
Is there a valve assy for FRONT shocks and REAR shock?

Did you replace the seals yourself?
Where are the valve assemblies located and how did you bleed the system.

Thank you
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Old Aug 15, 2019 | 01:38 PM
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2012 AMG CL65
I sold the car. Dunno what new owner did with it. I think he wrecked it.
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