Date: Fri, 08 Dec 2006 18:24:20 GMT From: "solarsell" <nonospam.com> Subject: Re: Gas Consumption
"Walt Kienzle" <wkienzlenospam.com> wrote in message news:LoM_g.13367$TV3.6605nospamsvr21.news.prodigy.com... > >> > Based on my experience on my 9000T, please be aware that dirty (blocked > orifice) fuel injectors will "trick" the on board computer to think you > are getting worse fuel economy than you actually are getting. This is in > addition to poorer fuel economy that dirty fuel injectors actually > provide. This is because the computer calculates fuel economy from the > duration the fuel injectors are open and assumes that fuel is flowing at > the fuel injector's specified rate. Fuel usage is not calculated from any > device that actually measures fuel flow. > > When my car had 120K miles on it, I cleaned the fuel injectors. This > likely had never been done by the previous owner, nor had I done this > before. From then on, the on board computer indicated a 12% increase in > fuel economy from what it previously indicated. Fuel economy went from 25 > mpg to 28 mpg. Maybe I would get 30 mpg if I used Imperial gallons. ;-) > > Walt Kienzle > 1991 9000T How do you clean the fuel injectors? I dump some cleaner in the tank now and then. Is that what you mean?
