Looking to see if anyone has suggestions. I recently had my engine out to repair numerous oil leaks and while out had them replace all the items suggested when the engine is pulled (starter, power steering etc.) I also replaced the O2 sensors and had to replace the flex pipe portion of the exhaust on both sides. New Intake manifold and air distribution housing and the throttle body on the drivers side. Shortly after getting the car back, it started throwing " ```
P3299 - 002 - Efficiency Below Threshold - MIL ON
Engine 01
LTFT
Bank 1 additiv. 2.0%
Bank 1 multipl. -4.3%
Bank 2 additiv. 2.3%
Bank 2 multipl. -3.9%
STFT
Bank 1 range -3.9% to +2.7%
Bank 1volt. 1.48-1.5
Bank 2 range -7.4% to 0.0%
Bank 2 volt. 1.45-1.48
Engine 11
Bank 1 additiv. 0.8%
Bank 1 multipl. 2.7%
Bank 2 additiv. 0.7%
Bank 2 multipl. 8.6% - 9.4%. (was 12.1% yesterday after a longer drive)
STFT
Bank 1 range -3.9 to +2.7
Bank 1volt. 1.48-1.5
Bank 2 range
Bank 2 volt. 1.45-1.48