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w202 250 TD fuel system problems

taduks

New Member
Joined
Jan 17, 2007
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I have some problems with my c250 td fuel system. Diesel goes out somehow from the fuel pipes. I can see where it is leaking, but I don't know how to fix this problem effectively. Every morning engine doesn't starts, because all fuel system is empty and I need to pump it. Did anyone have this problem and knows how to fix it?
 
If you can see where it is leaking then surely you can fix the problem.
Is it at the pump or is it one of the fuel lines?
 
This will be air in the fuel lines. Do a search on this forum and you'll find lots about this and all the details on how to fix it

Nick Froome
www.w124.co.uk
 
He says he can actually see the leak Nick.
Or am I assuming that everybody is very handy with a spanner?
Iain
 
It'll be leaking from the O-rings on the ends of the fuel pipes.

Go to the dealer, get a new set of fuel pipes (all of them) for the filter and pump, and fit them. They're not expensive. Easy DIY job.

Don't be surprised if another leak springs up. By fixing the leak, you're increasing pressure elsewhere, which can expose other poor seals :)
 
Its a common problem.reolace the pipes and the seal between the fuel shut off valve as well and you should be O/K
 

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