Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Fuel Pump Control Circuit
DESCRIPTION The fuel pump (for low pressure side) circuit consists of the ECM, fuel pump (for low pressure side) and fuel pump control ECU (which operates the fuel pump (for low pressure side)). Based on the engine output, the ECM determines the fuel pump speed. The speed is then converted to a duty ...
