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Home >> Volvo >> 2012 >> XC90 Base, FWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Ignition And Engine Control Systems - Specifications, Other >> Vehicle Communication Information, Engine Control Module (ECM) (B8444S; 2005-2011) >> Description Of Parameters >> Parameters, Value >> Front Heated Oxygen Sensor (Ho2S), Signal Bank X
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Front Heated Oxygen Sensor (Ho2S), Signal Bank X

Measurement range 0 - 2.

Normal value is λ=1.

At rich mixture is λ < 1.

At lean mixture is λ>1.

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