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.
See also:
Symbols and messages in the display
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2011 Volvo C70 Review
My kids and I were thrilled at the prospect of test-driving the 2011 Volvo
C70. When the redesigned hardtop convertible coupe arrived at our house, we
immediately jumped in it, put the top down an ...
Trailer Stability Assist (TSA)
Trailer Stability Assist is a system designed to help stabilize a vehicle that
is towing a trailer when the vehicle and trailer have begun to sway and is part
of the Dynamic Stability and Traction ...
