Mike, I usually get over 32mpg on the highway and always get 25+ in city. I have a
124.133 also and, unlike many, I have never touched my ALDA! P.
Hello everyone,
>
> After finally getting to jet around the southwest a bit in my recent
> purchase 1987 300D Turbodiesel sedan, I've tallied my log book and have come
> to the interesting numbers: mileage. On a solid freeway journey throughout
> the open country with the average speed being somewhere around 80mph, I
> averaged a scant 25mpg... the best figure I've written down. The average
> all-around driving (freeway and city mix) is somewhere around 23, and when I
> push the car through the twisty roads or fly out of every stop sign, I
> twiddle down in the 21mpg range. I have yet to venture into timing and I
> realize California diesel fuel is junk, but I'm interested if this seems to
> be the norm for the good ole 603-series engine.
>
> After finally convincing a friend into a diesel (I'm on #2), he's being sure
> to flaunt his 50mpg + Golf TDI every chance he gets... and the report from a
> friend that rebuilt his 1986 Volvo 760 Turbodiesel and is enjoying 46mpg
> from the 2.4l straight 6 --with the Volvo killing the performance figures of
> my Mercedes in every way-- makes me wonder! Other than going 50mph on the
> freeway (we call that suicide in California), what can be done to help pinch
> every litre in my Merc?
>
> Thanks in advance!
> Mike
>
>