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Home >> Saab >> 2004 >> 9-3 Linear, Automatic >> Repair and Diagnosis >> Engine Performance >> TRIONIC T8 Fuel Control System >> Technical Description >> Injection duration >> Fuel mass/combustion
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Fuel mass/combustion

Fig 1: Measuring Fuel Mass/Combustion
G03708774Courtesy of SAAB-SCANIA OF AMERICA, INC.

The fuel mass to be injected into the engine per combustion has been calculated. The value is divided by 0.76 and is now converted to ml petrol/combustion.

The volume is accumulated for each combustion and the value sent on the bus. The main instrument unit uses the value to correct the tank gauge and the information display uses it to calculate the petrol consumption.

Fig 2: Identifying Value Of Fuel Mass/Combustion
G03708775Courtesy of SAAB-SCANIA OF AMERICA, INC.