C-Class (W203) 2001-2007, C160, C180, C200, C220, C230, C240, C270, C280, C300, C320, C230K, C350, Coupe

My display reads malfunction proceed to workshop

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Old Feb 13, 2015 | 02:05 AM
  #1  
ebudd1973's Avatar
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2006 mercedes benz c230 sport
My display reads malfunction proceed to workshop

After starting my 2006 c230 I noticed my dash display read "display malfunction proceed to workshop, as I drove home I noticed that my speedometer, digital speed reading and Cruz control were also non functioning as well. Has anyone had anything like this happen to them or have any idea as to what the problem may be. Thanks in advance for the help!
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Old Feb 13, 2015 | 09:40 AM
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RWDlifer's Avatar
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From: Carolinas
2005 C230K SS
I don't have any idea why your cluster is acting up, but the multiple malfunctions point to a common fault. I'd say disconnect the battery for a few minutes, just the neg terminal. There is also a cluster reset feature in star DAS, if you can get hooked up to one at an indy.
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Old Feb 13, 2015 | 10:08 AM
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tommy's Avatar
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From: Westwood, NJ
2004 Civic Si. FWD for the Win!
If I had any money, I'd put it on the front SAM being the culprit. But RWD does give a good suggestion; maybe it's just a glitch. I hope you have some pennies saved up, just in case.
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Old Feb 13, 2015 | 11:24 AM
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KSKarl's Avatar
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From: Wichita, KS
2002 C230 Coupe
Weak ground is a common problem in aging cars, I'd check the ground for the instrument cluster -- under the dash somewhere which makes it a pain to work.
Another possibility is the connector to the cluster itself. Less likely on these cars, but it's the weak link in my old Chevy.
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Old Feb 13, 2015 | 11:48 PM
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ebudd1973's Avatar
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2006 mercedes benz c230 sport
Originally Posted by tommy
If I had any money, I'd put it on the front SAM being the culprit. But RWD does give a good suggestion; maybe it's just a glitch. I hope you have some pennies saved up, just in case.
>>> do u have any idea what it may cost to replace the SAM unit if it is found to be faulty......possibly ballpark? Thanks for your time n knowledge on the subject.
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Old Feb 15, 2015 | 12:40 AM
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Holmes5518's Avatar
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From: Northwest Arkansas
2016 C450
try unplugging your radio. see if the cluster returns to normal.
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