It has now become chronic. Not getting better. I will got through the diagnosis
clay On Feb 1, 2014, at 6:54 PM, Jaime Kopchinski wrote: > Sounds like your problem is fuel related, not ignition. > > Miss, strong smell of fuel is extreme rich running. Start going through > the diagnosis steps in the manual. There are too many things that could > cause this to just start naming them as causes. If I read this correctly, > its an intermittent problem? This makes its even harder to chase down, > unfortunately. > > Heres a link to start with: > http://www.startekinfo.com/StarTek/outside/11883/PROGRAM/Engine/107/M117_45/074-040.pdf > > Good luck, > Jaime > > > > On Sat, Feb 1, 2014 at 8:43 PM, clay <redgh...@comcast.net> wrote: > >> thanks for the insight. >> >> There is no smoke out back. Initial cold start is the standard >> evaporation of condensate, then it puff clear. At hot park, the smell of >> unburnt petrol is noted but no smoke either. >> >> I replaced the intake wires, which had been missing insulation. The pump >> was replaced, as a replacement for the CIS pump that had been in there. It >> had much higher fuel delivery pressure. As for injectors, all are firing >> well and I have been good about using injector cleaner, I think Ventil >> Stauber. Same guys as diesel purge. >> >> I had not thought of MAP and vacuum. I do need to reconnoiter the vac >> system, as the door locks no longer perform. That will be a large pain in >> the patoot to chase down >> >> clay >> >> On Feb 1, 2014, at 4:57 PM, Peter Frederick wrote: >> >>> You are running seriously over-rich. >>> >>> There are several causes -- broken wires to the temperature sensor in >> the air intake horn is the most common, followed by a bad warm-up >> regulator, failed pressure regulator (too high fuel pressure in the ring), >> sticking injectors, and worst, a failed MAP sensor. Very expensive, if you >> can find one. >>> >>> If you have not driven it much, it needs at the very least a bottle of >> RedLine or Techron and a full tank of fresh fuel, but if it's blowing black >> smoke out the back, likely it's either the air temp sensor leads open or >> the MAP. >>> >>> Note that a vacuum leak in the hose to the MAP will imitate a failed MAP >> sensor, and is much cheaper to fix. Gives you hard starts too. >>> >>> Peter >>> >>> _______________________________________ >>> http://www.okiebenz.com >>> >>> To search list archives http://www.okiebenz.com/archive/ >>> >>> To Unsubscribe or change delivery options go to: >>> http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com >> >> >> _______________________________________ >> http://www.okiebenz.com >> >> To search list archives http://www.okiebenz.com/archive/ >> >> To Unsubscribe or change delivery options go to: >> http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com >> > > > > -- > Jaime Kopchinski > http://www.jaimekop.com/ > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
