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Home >> Volvo >> 2009 >> C30 T-5, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control Module (ECM) And Quick Test Tank Systems - Specifications, Other >> Engine Control Module (ECM) (B5244S4; 2007-10) >> Description Of Parameters >> Parameters, Value >> Front Heated Oxygen Sensor (Ho2S)

Front Heated Oxygen Sensor (Ho2S)

Measurement range 0 -2.

Normal value is λ=1.

At rich mixture is λ < 1.

At lean mixture is λ>1.