Sounds llike a plan, though since it hasn't been fueled in over a week, and is at just below half a tank, I'm guessing EGR.
On Fri, Sep 18, 2009 at 6:56 AM, Dillon, Meade M CIV SPAWARSYSCEN-ATLANTIC, 53310 <meade.m.dil...@navy.mil> wrote: > Somebody already mentioned this but I'll second; a failed EGR (in the > open position) can cause the type of smoke and power loss that you > describe. My first MB diesel came home that way, smoked like crazy and > could barely reach 60 mph on the flat, smoke smelled like raw fuel. > However, it was smooth with no knocking at all the RPM that it could > reach. I blocked off the EGR in an attempt to gain a little power and > suddenly I had a new car, which could reach an indicated top speed of > 107 mph. > > I'd start with the fuel filters, air leaks into fuel system, verify no > gasoline (or water) in the tank, then move to the more complex like EGR. > > Max > > -----Original Message----- > From: mercedes-boun...@okiebenz.com > [mailto:mercedes-boun...@okiebenz.com] On Behalf Of OK Don > Sent: Thursday, September 17, 2009 8:16 PM > To: Mercedes Discussion List > Subject: [MBZ] BAD 300D 2.5T > > On the way home today, about 3 miles from home, the '92 300D 2.5T lost > power and would only hold 60 mph in third gear, pedal to the floor, > spewing grey smoke. Came to a stop light, it idled smoothly and > normally. Accelerating when it turned green, the car had little power, > started knocking, and running rough at 1600rpm. I could get it up to > about 2100-2200rpmmax. Let off the fuel and let it shift to the next > higher gear, and it would slowly accelerate up again, same as before. > > When I got home, I opened the hood, expecting to find the pressure line > to the ALDA, etc. off - but it all looks to be in place. With no load, > rev'ing the engine results in the shacking, missing, knocking, and lots > of smoke > (grey) out the back. The smoke smells like raw Diesel. > > Any ideas where to start trouble shooting? > > -- > OK Don > CONSERVATIVE, n. A statesman who is enamored of existing evils, as > distinguished from the Liberal, who wishes to replace them with others. > The Devil's Dictionary > Ambrose Bierce > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://okiebenz.com/pipermail/mercedes_okiebenz.com/attachments/2009091 > 7/bdeab8ce/attachment.html> > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com To search list archives > http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > -- OK Don CONSERVATIVE, n. A statesman who is enamored of existing evils, as distinguished from the Liberal, who wishes to replace them with others. The Devil's Dictionary Ambrose Bierce -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://okiebenz.com/pipermail/mercedes_okiebenz.com/attachments/20090918/0384190c/attachment.html> _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com