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:
Maintenance services
Your Volvo passed several major inspections
before it was delivered to you, in accordance
with Volvo specifications. The maintenance
services outlined in the Warranty and Service
Records Informati ...
Seat belt reminder
This symbol lights up to indicate
that the driver has not fastened his/
her seat belt. ...
2009 Volvo S80 Review
The Volvo S80 was significantly redesigned for 2007, so it had been on the
market only six months when the 2008 model arrived. The only significant change
is a new engine option: a smooth and powe ...