ABC - Active Body Control Drive Carefully
I understand these cars can be pricey to maintain but with a decent MB warranty (am aware 3rd party companies don't always cover specialised issues like ABC) it should be pretty affordable when non wear and tear issues like ABC problems occur. Or I am in another world here?
I understand these cars can be pricey to maintain but with a decent MB warranty (am aware 3rd party companies don't always cover specialised issues like ABC) it should be pretty affordable when non wear and tear issues like ABC problems occur. Or I am in another world here?
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I currently have a pretty good extended warranty on my SL, which covers everything.. I just had my ABC repaired to fix an internal leak and a flush. Total bill was 2900.00. I only paid my deductible, and the car was fixed properly. Albeit, it took 10 days due to dealership contacting the warranty people, and back/forth communicating, but at the end of the day, the work was done. The warranty cost me 4K when i bought the car, but it has already paid itself and likely save me loads in the future.
When i had a CPO CL 500, it seemed the dealership really didn't care to fix the problems correctly and the issues always re-occurred. maybe i just had some bad luck or something, but i rather go with a third party warranty company which backs up their claims and stands by their customers.
I currently have a pretty good extended warranty on my SL, which covers everything.. I just had my ABC repaired to fix an internal leak and a flush. Total bill was 2900.00. I only paid my deductible, and the car was fixed properly. Albeit, it took 10 days due to dealership contacting the warranty people, and back/forth communicating, but at the end of the day, the work was done. The warranty cost me 4K when i bought the car, but it has already paid itself and likely save me loads in the future.
When i had a CPO CL 500, it seemed the dealership really didn't care to fix the problems correctly and the issues always re-occurred. maybe i just had some bad luck or something, but i rather go with a third party warranty company which backs up their claims and stands by their customers.
I recommend calling them. I got the Platinum plan. covers virtually everything.
The Best of Mercedes & AMG
After idling in a parking spot, with front/rear in the raised position, for about 10 minutes, the ABC has sudden loss of pressure and drops quickly. It feels like somebody has slowly backed into my bumper, or has bumped their hip into my car.
I think it raises back up within a few seconds.
Same issue? Or is there a little angel telling me to turn off the engine to save wear and tear (and gas)?
After idling in a parking spot, with front/rear in the raised position, for about 10 minutes, the ABC has sudden loss of pressure and drops quickly. It feels like somebody has slowly backed into my bumper, or has bumped their hip into my car.
I think it raises back up within a few seconds.
Same issue? Or is there a little angel telling me to turn off the engine to save wear and tear (and gas)?
First off, to settle any person wondering about upgrading to a car with ABC system here is the one and only fact you must know; YOU NEED LOTS MONEY TO SERVICE THE ABC (2k per incident) or YOU NEED TO HAVE THE ABILITY TO DO IT YOURSELF. End of story, if you have ABC you WILL have issues often, and your car will usually be inoperable during that time. If you can’t swallow that, then stick to whatever you're driving.
Now, for people who don’t want to spend the money and have the guts to do this themselves, I’m in the process of creating a full pictured instructional PowerPoint for changing the ABC pump in a driveway. No disrespect to Oxygen, but the majority of us are not endowed with access to a nice clean shop, auto lift, motor jack, as well as brand new parts to install (though one must NOT undermine Oxygen as he is correct and his work is fulfilled in a professional manner -unlike my tutorial)
Things you should know about ABC pump replacement:
-Complete install takes about 7 hours.
-You will need roughly 3-6 liters of the Mercedes special hydraulic fluid (DO NOT TRY TO PUT IN ANYTHING ELSE. EVER!)
-You will need a Torex socket set (forgot the correct name).
-Remanufactured pump cost about $450 from Carbone, usually they work well. I think Autozone has one too; I’m not sure about it so any input here would be great.
-If you're going to use a "used" pump from a pull, you should know that most pumps start to fail at roughly 70k miles, so if the car you’re pulling from has 60k miles on it, you're just going to have to replace it again sooner than you think.
-You do NOT need to raise the motor from its mounts.
-Though an expert is NOT required to do this job, if you have little car/mechanical experience please forget you ever read all this and visit your dealer.
-If you have never done this before please to not start until you have some sort of tutorial, there are many steps which must be performed in sequence AND there are many "hidden" bolts which must be pointed out via pictures.
If people would like my tutorial please say so and I will make it, otherwise I won’t waste a perfectly good afternoon.

Buy it here: http://www.tooltopia.com/index.asp?P...googlebase_18u
DID SOMETHING GOT MISSED UP
Once I had a leak but was underneath the car by the transmission (not the motor area), there is a sensor and rubber O-ring in that location. Surprisingly it dumped a lot of fluid overnight but once I changed the O-ring the leak stoped and I had no issue until 15k miles later when the pump leaked from its front seal and needed to be replaced.
Please specify where its leaking from.
Thanks!
Last edited by l33tsign; Jul 15, 2009 at 11:31 AM.
First time I went in...they replaced 1 strut...bill = $1700.
Then, got the warning message a month later, then they had to replace the pump, other strut, plus a couple of $300 hoses, oil. Total bill was around $6K. Now I have a completely new abc system, except for the rear struts (apparently they dont fail like the front ones do...please cross your fingers just in case tho!

The guy above who was indicating they fail at 70K was right on the money...I have 69K and the car must have gotten the memo!
If the cars werent so addicting to drive it would be a no brainer...I am just hoping they have gotten rid of the abc system in the new models.
Johan
First off, to settle any person wondering about upgrading to a car with ABC system here is the one and only fact you must know; YOU NEED LOTS MONEY TO SERVICE THE ABC (2k per incident) or YOU NEED TO HAVE THE ABILITY TO DO IT YOURSELF. End of story, if you have ABC you WILL have issues often, and your car will usually be inoperable during that time. If you can’t swallow that, then stick to whatever you're driving.
Now, for people who don’t want to spend the money and have the guts to do this themselves, I’m in the process of creating a full pictured instructional PowerPoint for changing the ABC pump in a driveway. No disrespect to Oxygen, but the majority of us are not endowed with access to a nice clean shop, auto lift, motor jack, as well as brand new parts to install (though one must NOT undermine Oxygen as he is correct and his work is fulfilled in a professional manner -unlike my tutorial)
Things you should know about ABC pump replacement:
-Complete install takes about 7 hours.
-You will need roughly 3-6 liters of the Mercedes special hydraulic fluid (DO NOT TRY TO PUT IN ANYTHING ELSE. EVER!)
-You will need a Torex socket set (forgot the correct name).
-Remanufactured pump cost about $450 from Carbone, usually they work well. I think Autozone has one too; I’m not sure about it so any input here would be great.
-If you're going to use a "used" pump from a pull, you should know that most pumps start to fail at roughly 70k miles, so if the car you’re pulling from has 60k miles on it, you're just going to have to replace it again sooner than you think.
-You do NOT need to raise the motor from its mounts.
-Though an expert is NOT required to do this job, if you have little car/mechanical experience please forget you ever read all this and visit your dealer.
-If you have never done this before please to not start until you have some sort of tutorial, there are many steps which must be performed in sequence AND there are many "hidden" bolts which must be pointed out via pictures.
If people would like my tutorial please say so and I will make it, otherwise I won’t waste a perfectly good afternoon.
The airmatic and ABC failures take a good portion of this and other MB Forum discussions. This is not a good thing for MB quality and engineering reputation.










