Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: System Too Lean Bank 1 (P017100,P017200,P117000,P117B00)
DESCRIPTION The fuel trim is related to the feedback compensation value, not to the basic injection duration. The fuel trim consists of both the short-term and long-term fuel trims. The short-term fuel trim is fuel compensation that is used to constantly maintain the air fuel ratio at stoichiometric ...
