2005 C230 Kompressor jumped time..HELP$$$
Does anyone know what the repair cost should actually be?
Last edited by woodz928; Nov 17, 2011 at 05:25 PM. Reason: spelling
I had an engine damaged and one mechaninic said it needed new valves and springs and to have the deck grinded down and cleaned which added alot to the price. The other mechanic said there was no need for any new valves or springs and no deck milling to be done and he was over 1500 less on those things alone.
Did you get a written estimate from both with what they intend on doing and their labor rates? Id def check that out.
Sorry that happened I cant imagine how upsetting it is. Where do you live? Some one may be able to reccomend a good indy in the area, or I can refer you to a dealer with a good set of mechanics from MBUSA

OP good luck!
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OP good luck!
i have 54k miles should i have my belt replaced then or is it too earlier?
glen my car is rattling like u said on start up!!
starting to hate this car,
The Best of Mercedes & AMG
I always assumed and has always been told timing chains are super because unlike a belt they won't brake and you don't ever need to do anything but check tension on them

OP good luck!

Please don't get confused Sammy. These cars use a Poly V belt to drive accessories which only really needs replacement on inspection for condition.
The camshafts however are chain driven which is generally superior to any toothed belt.
However - Benz in their wisdom used a single gang chain on the M271 to save weight. On other engines like the V6's they use duplex chains which are a lot more durable.
If the single gang chains on the M271 stretch & wear they rattle on cold start & should be replaced immediately or they can jump a few teeth with expensive consequences. Chain life is affected by use & maintenance.
There are two potential causes of cold startup rattle on the M271. Camshaft adjusters or a worn chain, damaged tensioners etc. The chain is the most common & can be detected by location of the rattle.

Please don't get confused Sammy. These cars use a Poly V belt to drive accessories which only really needs replacement on inspection for condition.
The camshafts however are chain driven which is generally superior to any toothed belt.
However - Benz in their wisdom used a single gang chain on the M271 to save weight. On other engines like the V6's they use duplex chains which are a lot more durable.
If the single gang chains on the M271 stretch & wear they rattle on cold start & should be replaced immediately or they can jump a few teeth with expensive consequences. Chain life is affected by use & maintenance.
There are two potential causes of cold startup rattle on the M271. Camshaft adjusters or a worn chain, damaged tensioners etc. The chain is the most common & can be detected by location of the rattle.
Nice to know I'm not tearing up my engine!


Maybe someone could post the method from the maintenance CD or Star.




Just fixing the chain is part of it.
I really feel for those with M271 and M272 engines.
Mercedes has gone to the dogs.
A complete lack of accountability from a company previously known as manufacturing the 'best engineered cars in the world'.
Not any more.

The same can be said for the M272. It is a beautiful engine capable of huge mileage. A relatively small number were adversely affected by a batch of engines with "soft" sintered balancer shaft sprockets. The sprocket supplier had a hardening problem. The problem has been fixed by a return to machined steel sprockets. It no longer exists & was not a design issue at all. Having the odd oil sample analysed on the M272 to ensure no abnormal wear will give owners piece of mind if in the potential trouble window. Benz has an ask no questions attitude to the balancer shaft issue & happily repairs cars out of warranty.

Maybe someone could post the method from the maintenance CD or Star.



