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Old 13th June 2008, 08:41 AM
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nitramluap nitramluap is offline
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Join Date: Feb 2008
Location: Brisbane
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Re: common rail and biodiesel

Quote:
Originally Posted by warren View Post
I'm only just starting to get interested in biodiesel and it's possibilities. I have noticed or been told conflicting stories though about the suitability of biodiesel for the newer style common rail diesel motors. Can someone tell me whether or not they will run on it please? Also any thing to be aware of.
I'm considering getting a new ute and making bio so i need to know if I can buy new or must go 2nd hand and get a conventional style motor.
I've been running a brand new BMW 120d on B100 for the past year (15,000km and counting) and so far, so good.

It has a common rail injector system (piezo injector pressures are 1800bar) and it also has an active DPF.

The only issue I've noticed is that my oil level had gone up a little (now changed) and this may be due to the post injection of fuel for the DPF to work. Not a major problem. It just means that I'll change the oil more frequently than the recommended 35,000km.... That's right, they say 35,000km!!

As for any seals breaking down... only time will tell, but I'm doing some tests of my own. See my site for details. I try and post the same info here to in the thread that I started.

Regards,

Paul
__________________
Two BMW 120d (April 2007 & June 2008)
Both running B100 (from WVO) since new
20,000km & 10,000km @ 5/10/08 and going strong! :)
http://web.mac.com/nitramluap/Biodiesel/

Last edited by nitramluap; 13th June 2008 at 08:46 AM.
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