A blocked fuel filter will give the same results, either main one or in-tank
pump pick-up filter.
All the best, Peter.
700/900/90 Register Keeper,
Volvo Owners Club (UK).
"James Sweet" <email@example.com> wrote in message
> "Michael Pardee" <firstname.lastname@example.org> wrote in message
>> "James Sweet" <email@example.com> wrote in message
>> > "57Ford" <firstname.lastname@example.org> wrote in message
>> > news:email@example.com...
>> >> No, it doesn`t smoke any time. Also I checked the turbo hoses & didn`t
>> > find
>> >> any holes or soft spots.
>> > Now I forget exactly what the symptoms are, is the turbo developing any
>> > boost at all? IE is the guage going into the yellow?
>> The original text: "I have a problem with my `89 760 turbo,can any one
>> me why it will not run more than about 1800 rpms? The turbo seems to be
>> working fine, we replaced the fuel filter,& the TBS. At lower speeds it
>> great. If you are driving on flat land, you can get your speed up, but
>> come to a hill it will not speed up. It does not make any noises, it just
>> cuts out & won`t go any faster. It has 191,000 miles on it."
> Well first thing to check is that the turbo isn't siezed, but if the guage
> is going into the yellow then it's not. Next, I would suspect the timing
> belt has jumped a tooth, it's really amazing how much of an affect this
> make on the engine, my dad's 240T did it once and suddenly the car would
> barely go 5 mph, then after the literally 10 seconds or so it took to
> develop boost it would suddenly spin the tires and take off like a rocket.