last week i got the P0174 (Bank 2 to lean) fault
Engine was running on Liquid Propane Gas LPG
i have erased it.
and yesterday, i got the P0171 fault (Bank 1 to lean)
running on Gasoline.
2 Minits after Cold Start and driving.
i have erased it while driving,
and the Code stays away.
Strange ..... !!!!????