Quote:
Originally Posted by dcb
Well I think the 95-98 saturns are afflicted. dieselJohns truck might be, but he put a check valve in the vacuum system and is counting on the 02 sensor to correct maybe? Maybe john can go into detail about the side effects of the check valve, if any.
|
I am taking off all mods. to the fuel pressure regulator. I was wrong in my hypothesis, the injector based mileage computer works just fine with the stock fuel pressure.
Pics on MAP sensor operation.