loss of power and poor gas mileage

Henry A Harper III hah at alumni.rice.edu
Tue Aug 5 07:57:00 EDT 2003

I think a failed fuel pressure regulator would also make it run poorly like
this (black smoke = way rich), but that's just what I have heard...as long
as we're playing guessing games...can you get any diagnostic codes out of
your TAP chip?


On Tuesday, August 05, 2003 6:13 AM, bill bleiler [SMTP:b_ill78 at yahoo.com]
> well, my friend was following me home yesterday and he
> told me that it was puffing a little black smoke once
> in a while....I also unplugged the MAS before i
> started it up, drove it and the boost would not come
> above 5psi....plugged it back in and it went to 15 or
> so....so i dont think its the MAS....any other
> directions i should go?
> bill

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