Heated oxygen sensors

Heated oxygen sensors  - Emission controls - Refueling - During your trip - Volvo S60 Owners Manual - Volvo S60

The heated oxygen sensors monitor the oxygen content of the exhaust gases. Readings are fed into a control module that continuously monitors engine functions and controls fuel injection. The ratio of fuel to air into the engine is continuously adjusted for efficient combustion to help reduce harmful emissions.

    See also:

    Blower control
    Turn the control clockwise to increase or counterclockwise to decrease the blower speed. If AUTO is selected, blower speed will be regulated automatically and this will override manual adjustment. ...

    Crash mode
    Crash mode ...

    Reverse
    The vehicle must be stationary when position R is selected. ...