![]() ![]() No change-still lean at highway speed.įuel pressure measured at the fuel filter OR at the TBI inlet fitting is 11.5 psi from idle to 90+ mph. O2 sensor therefore "seems" good.ĭisconnected AIR hose on driver's side manifold. Shows zero 02 crosscounts at highway speed, and low voltage-but lots of crosscounts and normal, varying voltage at lower speed. Scan tool shows block learn and integrator numbers trying to richen mixture at highway speed, but pretty normal below that. Sets as predictable as the sunrise when faster than 50-55 mph. I get a code 44 Lean Exhaust at highway speed-55 mph +.Ĭode never sets at lower speed. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
March 2023
Categories |