Heated oxygen sensors

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.
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Vehicle Overview
Volvo's small wagon, the V50, comes in 2.4i and T5 trim levels, the latter
offered in all- as well as front-wheel drive. A few years past a full redesign,
the V50 and its S40 sedan sister have bee ...
Operating
Operating the power windows
1 - Manual up/down
2 - Auto up/down.
All power windows can be operated using the control panel in the driver's door.
The control panels in the other doors only o ...
Driving Impressions
The gentle but capable XC90 is solid and refined and handles more like a taut
European sedan. It reacts masterfully on twisting roads and functions with
precise control.
Expect a smooth and soli ...
