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Home >> Saab >> 2001 >> 9-3 Base, 4D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> TRIONIC T7 Fuel Control System >> Technical Description >> Air mass control, basic function >> 6. Compensation request

6. Compensation request

When the A/C compressor is on, and when the electrically heated rear window or radiator fan is on, the air mass/combustion required to compensate for the increased load is calculated. The value is sent to box 8.