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:

    Air conditioning
    The vehicle is equipped with Electronic Climate Control (ECC). The climate control system cools, heats or dehumidifies the air in the passenger compartment. NOTE • The air conditioning can be ...

    Opening/closing the fuel cap
    Fuel vapor expands in hot weather. Open the filler cap slowly. After refueling, close the fuel filler cap by turning it clockwise until it clicks into place. CAUTION Do not refuel with the e ...

    What is an Onboard Diagnostic System (OBD II)?
    OBD II is part of your vehicle's computerized engine management system. It stores diagnostic information about your vehicle's emission controls. It can light the Check Engine light (MIL) if it ...