E-Class (W211) 2003-2009

SBC braking unit replacement

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Old Jul 6, 2012 | 05:07 PM
  #1  
djbuck04's Avatar
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2006 E350, 2012 CLS 550, 2008 R350 4matic
SBC braking unit replacement

if for some reason ya brakes go bad and the sbc unit is acting up, GO STRAIGHT TO BENZ. i just took my E class there and they're footing the bill fixing it for FREE, plus i got a cool W212 loaner until the work is completed loving that 10 year unlimited miles warranty they put on that unit lol
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Old Jul 8, 2012 | 10:30 AM
  #2  
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E320 & X166
Damn, you are so lucky. Mine turns 10 in September. I never thought I would hope something goes wrong, but...
No signs of it going bad though. What were the signs of yours beginning to fail?
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Old Jul 9, 2012 | 09:34 AM
  #3  
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Originally Posted by Gersh320
Damn, you are so lucky. Mine turns 10 in September. I never thought I would hope something goes wrong, but...
No signs of it going bad though. What were the signs of yours beginning to fail?
SBC light ABS light and the brakes literally failing was the sign. it went from zero to 100 in failure under a split second. i turned the car off ran a errand came back to start it up and all hell broke loose. i should of took pics of the cluster to show all the lights
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Old Jul 9, 2012 | 07:15 PM
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2004 e320 4matic
They just replaced mine. I heard the pump running more and more frequently before it finally went.
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Old Jul 10, 2012 | 12:01 AM
  #5  
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I had no symptoms at all, just the "Brakes visit workshop" in the display. The code pulled was "SBC unit beyond service life" so I got a free one from the Mercedes dealer.
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Old Jul 10, 2012 | 10:39 AM
  #6  
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Originally Posted by bernard farquar
I had no symptoms at all, just the "Brakes visit workshop" in the display. The code pulled was "SBC unit beyond service life" so I got a free one from the Mercedes dealer.
now i just got off the phone with a service rep and he's telling me i have a brand new pump but i still have the codes and its gonna cost me 1300 for them to "figure out" what's wrong. his EXACT WORDS "it could be a faulty wire" dude blow me, im about to take my car to my mechanic and save about a thousand dollars
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Old Jul 10, 2012 | 01:26 PM
  #7  
ozusa's Avatar
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2004 E320 4matic Sedan
Originally Posted by djbuck04
now i just got off the phone with a service rep and he's telling me i have a brand new pump but i still have the codes and its gonna cost me 1300 for them to "figure out" what's wrong. his EXACT WORDS "it could be a faulty wire" dude blow me, im about to take my car to my mechanic and save about a thousand dollars
Don't count your savings chickens yet.....if your mechanic has the Mercedes diagnostic tools necessary, you may save some money. If not, they maybe won't be able to help much. You may be better off paying your dealer to simply pull the codes, write them down and tell you. That should be a couple of hundred bucks and then you can think about what you can do. Is your car operable in its currents state?
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Old Jul 24, 2012 | 06:04 PM
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akil E220 cdi's Avatar
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mercedes benz w211,e 220cdi,year 2005
is it possible that SBC does not deteriorate ever,I am owner of a w211 e220 cdi year 2005.the car has 139.000 km
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Old Jul 25, 2012 | 09:32 PM
  #9  
ozusa's Avatar
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The pressure vessel will very slowly deteriorate...

Originally Posted by akil E220 cdi
is it possible that SBC does not deteriorate ever,I am owner of a w211 e220 cdi year 2005.the car has 139.000 km
The pressure vessel will very slowly deteriorate and fail to maintain pressure in even the most well-behaved SBC system. That may not make any difference to you, but in theory the system would eventually lose braking ability for that reason if no other. But this is more of an academic concern for most people and shouldn't worry you compared to the other possibilities that are more likely.
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Old Jul 26, 2012 | 03:45 PM
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Originally Posted by akil E220 cdi
is it possible that SBC does not deteriorate ever,I am owner of a w211 e220 cdi year 2005.the car has 139.000 km
No. It is a wear component. Mine went from working no issue to total failure at next stop light. The car was parked and put on flat bed for return to dealer. The SBC was replaced.

Yes it is smart to photo the warning message as it IS possible to restart and have the alarm go out. This way your photo is proof that it did happen.
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Old Aug 1, 2012 | 12:08 PM
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2009 E350 4Matic Sport sedan
SBC...what's that?

Sorry for the dumb question, but what exactly is an "SBC" unit? Would my '09 E350 have one?

Thanks in advance,

relinuca
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Old Aug 1, 2012 | 12:29 PM
  #12  
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Originally Posted by relinuca
Sorry for the dumb question, but what exactly is an "SBC" unit? Would my '09 E350 have one?

Thanks in advance,

relinuca
SBC is the braking system used in '03-'06 E Class, After the facelift (>'07) SBC was dropped in favor of the Adaptive Braking System taken from the W221 S-Class. So No You don't have SBC relinuca I would consider this a positive thing,
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Old Aug 1, 2012 | 01:25 PM
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2004 E320 4matic Sedan
SBC = Sensotronic Brake Control

Originally Posted by PortAxePlayer1
SBC is the braking system used in '03-'06 E Class, After the facelift (>'07) SBC was dropped in favor of the Adaptive Braking System taken from the W221 S-Class. So No You don't have SBC relinuca I would consider this a positive thing,
+1
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Old Jan 11, 2013 | 05:44 AM
  #14  
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E-320 (211) mod 2003
Hi
You are lucky
I have W211 - mod 2003 - the warranty expired on 04/17/2013. The Mercedes Benz - Lebanon don't honor this warranty.
I have bought my car from USA (A man imported it from USA).
I am ready to pay for service, because it's too expensive. They ask me to pay $ 3.300.00 to change the SBC Unit because the alert "Service Break - Visist Workshop" appears on my vehicle's board.
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Old Jan 21, 2013 | 01:03 AM
  #15  
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Mercedes E329 / 4 drs
ESP Leaned on my horn ('05 E-320) and would stop blowing. Horn switch went bad and ESP signal in the cluster came on. I forsee some expensive problems arising from this.. Checking in with the dealer on 1/23/13 and expect a shock.
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Old Jan 21, 2013 | 08:24 PM
  #16  
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'06 E320 CDI, '83 300D Turbo
Once the SBC unit is replaced, is the new one a better model? Or, will the same occur 5 - 10 years down the road? I'm used to keeping my cars for a long time... like my '83 300D Turbo..
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Old Jan 21, 2013 | 09:16 PM
  #17  
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Originally Posted by NCBenzUser
Once the SBC unit is replaced, is the new one a better model? Or, will the same occur 5 - 10 years down the road? I'm used to keeping my cars for a long time... like my '83 300D Turbo..
There have been at least two versions of the SBC hydraulic unit. A2114311612 was replaced by A2114312112. I do not know if the latter utterly eliminated the issues.
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Old Jan 22, 2013 | 04:26 AM
  #18  
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Mercedes E329 / 4 drs
Purchased a interior rear view mirror for my '05 Mercedes E-320. My previous mirror is great condition for the exception of the HomeLink garage dr. opener. I want evrything to work so I made the purchase for $400 just to have the Homelink working. The dealer wanted $1,250. I will probably put it up for sale on Ebay.

Now another problem popped up. The driver's side Catalytic converter is going out. Wow! are they expensive. This Catalytic converter is expensive because I reside in Calif. which has strict smog regulations. I might look for a "used" e-320 '05 with low mileage. Any info. where I might find one. It has to be for Calif. car. Tks.
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Old Jan 22, 2013 | 10:56 AM
  #19  
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Originally Posted by Zippo1937
Purchased a interior rear view mirror for my '05 Mercedes E-320. My previous mirror is great condition for the exception of the HomeLink garage dr. opener. I want evrything to work so I made the purchase for $400 just to have the Homelink working. The dealer wanted $1,250. I will probably put it up for sale on Ebay.

Now another problem popped up. The driver's side Catalytic converter is going out. Wow! are they expensive. This Catalytic converter is expensive because I reside in Calif. which has strict smog regulations. I might look for a "used" e-320 '05 with low mileage. Any info. where I might find one. It has to be for Calif. car. Tks.

I would call salvage yards for that Catalytic converter.
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Old Jan 22, 2013 | 10:57 AM
  #20  
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Your catalytic converter question is off-topic...

Originally Posted by Zippo1937
Purchased a interior rear view mirror for my '05 Mercedes E-320. My previous mirror is great condition for the exception of the HomeLink garage dr. opener. I want evrything to work so I made the purchase for $400 just to have the Homelink working. The dealer wanted $1,250. I will probably put it up for sale on Ebay.

Now another problem popped up. The driver's side Catalytic converter is going out. Wow! are they expensive. This Catalytic converter is expensive because I reside in Calif. which has strict smog regulations. I might look for a "used" e-320 '05 with low mileage. Any info. where I might find one. It has to be for Calif. car. Tks.
I suggest you create a new thread, or search for an existing one, and you may get more people with knowledge of cat replacement to reply. This thread is about W211 brake systems.
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Old Jan 25, 2013 | 11:20 AM
  #21  
Tschuss_Bill's Avatar
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Originally Posted by Gersh320
I would call salvage yards for that Catalytic converter.
Need to find a friend at a junk yard. Since the late 80's it has been a federal offense to sell used catalytic converters.

-Bill
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Old Jan 25, 2013 | 12:26 PM
  #22  
Dan Wang's Avatar
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Originally Posted by Zippo1937
Purchased a interior rear view mirror for my '05 Mercedes E-320. My previous mirror is great condition for the exception of the HomeLink garage dr. opener. I want evrything to work so I made the purchase for $400 just to have the Homelink working. The dealer wanted $1,250. I will probably put it up for sale on Ebay.

Now another problem popped up. The driver's side Catalytic converter is going out. Wow! are they expensive. This Catalytic converter is expensive because I reside in Calif. which has strict smog regulations. I might look for a "used" e-320 '05 with low mileage. Any info. where I might find one. It has to be for Calif. car. Tks.
You may also want to check with various dealers to see if they have any reburbished units. I did this on a W203 c class and the cost savings were significant.
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Old Jan 25, 2013 | 02:25 PM
  #23  
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Originally Posted by Dan ****
You may also want to check with various dealers to see if they have any reburbished units. I did this on a W203 c class and the cost savings were significant.
Do Tell! How much did you pay for one?
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Old Nov 16, 2013 | 01:13 PM
  #24  
dsatch's Avatar
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I also got the Service Break, Visit workshop warning. Replaced the Brake light switch. Didn't fix the problem. Took it to the dealership. They are replacing the SBC for free. Mine is an 04 E55 with 130k.
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Old Nov 16, 2013 | 01:27 PM
  #25  
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2004 E320 4matic Sedan
My sbc through an error message with less than a week left on the 10 year warranty

Folks,

oops. That should be "threw"....

Good and bad things can happen. My 2003 E320 SBC gave a white error message with less than a week left on its 10 year warranty. The system still worked, but the code meant that it was at the end of its life. It was replaced for free by MB. I was very fortunate the message did not come up the next week !

So, if you get a brake message, DO SOMETHING ABOUT IT. Don't ignore it.
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