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Home >> Volvo >> 2004 >> S40 Base, 1.9 27 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Ignition And Control Systems - Specifications, Electrical/Electronic (644 Body) >> Parameter Table. Engine Management System (Ems2000) (B4204T3; 2004) >> Description of parameters >> Short-term fuel trim

Short-term fuel trim

Measurement range -50-+50%

Short-term fuel trim oscillates between -5 and +5 at lambda = 1 when the engine is idling at operating temperature.