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:
Operation
Settings are made by pressing MY CAR on the center console control panel and
using the menus displayed. ...
Installing the cover
1. Press the end piece on one side of the
cargo area cover into the retaining bracket
in the side panel of the cargo area 1.
2. Do the same on the opposite side 2.
3. Press both sides of the cov ...
How can I prepare for my next OBD II emission inspection?
• If your Check Engine (MIL) light is lit – or
was lit but went out without service, have
your vehicle diagnosed and, if necessary,
serviced by a qualified Volvo technician.
• If you recently h ...