You should leave it on over-run with your foot off the pedal.  The ECU cuts
off ALL fuel over ~1300 RPM and it doesn't get any more fuel efficient than
that.   :)

On Nov 28, 2007 12:59 PM, Geza Polony <gezapolony@sbcglobal.net> wrote:

> Another question for the experts. If you're rolling downhill, which is
> more
> economical, assuming your TPS is working correctly: to put it in neutral
> and
> idle, or to leave it in gear with gravity revving the engine and with your
> foot OFF the throttle? In the second case, the ECU should be running max.
> lean, but does this still consume more than idling?
>

--
Jake
1984 Vanagon GL
1986 Westy Weekender "Dixie"
Crescent Beach, BC
www.crescentbeachguitar.com
http://subyjake.googlepages.com/