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Initial injection phase: Initial injection phase in additional mode Torque model: Drag loss torque correction, Fuel pump drag loss part from rail pressure, Fuel temperature drag loss part Injection volume to Torque and Torque to injection volume conversions maps.ĭenso Gen3 ECUs of diesel Toyota vehicles with 2.4TD 2GDFTV and 2.8TD 1GDFTV engines.Īir calculation: Air flow correction, Desired air calculation, Desired air calculation in additional modeīoost Pressure: Base boost pressure in additional mode, Base boost pressure with active EGRīoost Pressure Correction: Boost pressure correction from air temperature sensor, Boost pressure correction from atmospheric pressure, Boost pressure correction from coolant temperature Boost Pressure Limitation: Boost limitation in emergency mode, Minimum boost pressure EGR: Basic position of EGR, Correction of base position of EGR, Lower threshold of the moment for operation EGR, Upper threshold of the moment for operation EGRįuel pressure: Fuel pressure at start-up, Fuel pressure correction from coolant temperature, Fuel pressure in regeneration mode, Maximum fuel pressure, Maximum fuel pressure during regeneration

Start of injection calculation: Start of main and pilot injection. Sensors scalings: Boost air temperature, Coolant temperature, Fuel temperature, Intake air temperature and MAF sensors scalings Temperature correction for MAF sensor. Rail pressure: Rail pressure limitation, Rail pressure regulator basis, Target rail pressure. Injector control: Injector opening time for main injection and Pilot injection time.

Injection volume: conditional corrections. Injection volume: Gear dependent injection volume limiter Injection volume basis for minimal and maximal limitations Injection volume corrections Injection volume limitations Minimal injection volumes. The folowing maps are available for editing:Īir control: Airmass corrections by fuel temperature, additive Desired airmass for low load, Desired airmass Minimal desired airmass.īoost pressure: Desired boost pressure Boost pressure basic map: correction and to limit boost when EGR is active Boost pressure limiter correction factors Boost pressure regulation basis Coolant temperature factor for boost pressure correction, Desired and Final boost pressure limitation(relative), Desired boost pressure monitoring.īoost pressure: VNT Control: Boost pressure regulator to predict deviation VNT Control temperature and atmospheric pressure corrections VNT Controls basis and corrections basis maps Desired boost pressure limitation(relative), VNT Control maximal and minimal corrections VNT Control minimal threshold.ĮGR Control: EGR position corrections EGR position limitations Minimal and Maximal EGR positions requests Target EGR position corrections Target EGR Position. Editing and tuning Denso 89661-xxxxx ECUs of diesel Toyota & Lexus cars with 4.5L engines.