https://docs.emtronaustralia.com.au/engine-management/config/fuel/fuel-model-blending-control/index.htmlFuel Model Blending Control The Fuel Model Blending Control Table is available when “Blend” modes are being used. Common uses for Fuel Model Blending would be when switching between MAF and Speed Density (when MAF resolution may become ineffective for the application), or Throttle Mass Flow and Speed Density (when Throttle Pressure Ratio doesn’t support TMF measurement).Hugoen-us