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Old 06-19-2013, 05:49 PM
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86560SEL 86560SEL is offline
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Join Date: Jan 2003
Location: east Tennessee (southeast USA)
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Thanks.

Well it sounds like a riding lawn mower trying to start.

I pray it is not the timing chain/tensioner... if it is, I will be furious, especially since this was was supposedly well serviced since new and over the past several years by the same Mercedes tech that told me out of his own mouth that this car was up to date on everything and was a solid car (less than 4000 miles ago).

All of these procedures are really too much for me to do, I am not very mechanically inclined and not much time to work on it. I guess another MB shop or European car shop will be checking this out as soon as I can get things worked out.

Would a tensioner/chain gradually go out over the course of a few months? This car has been doing this "missing" when first started for a few weeks, then it got worse and worse until the morning I went to start it and it was missing badly and popping through exhaust and smelled like gas from exhaust. When running at that point, I didn't hear any knocking or anything. After that, the car would not start and had that strange cranking sound. Then I took of the distributor cap and seen it was damp inside and dried it, but it still would not start.

If the chain/tensioner has broken, then I basically have a parts car that I paid $3300 for in September. I guess then its a parts car, then off to the salvage yard to be recycled. What a shame.

Oh well, live and learn.



Quote:
Originally Posted by Rob Pruijt View Post
If it turns fast and makes strange noises you timing gear may have been broken (chain or tensioner).
Unfortunatly that is not easy to fix.

I would pull the valve covers and check the timing first, remove the plugs and turn the engine by hand (wrech on the cranshaft bold).

If the camshafts are turning but the timeing is off the next step would be to check teh valves. An endoscope is very handy for this.

If the valves are bent bur the pistons look ok hou may pull the head(s) and replace the valves and timing gear.

An aleternative is to replace the engine with a good used one (may be less expensive).

Rob
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