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:
Manually opening the fuel filler door
If necessary, the fuel filler door can be opened manually:
1. Open the side hatch in the trunk (on the same side as the fuel filler door).
2. Grasp the green cord with a handle.
3. Gently pull th ...
Disconnecting the cell phone
The cell phone is automatically disconnected
from the infotainment system if it is moved out
of range.
The cell phone can be manually disconnected
from the hands-free system by pressing and
h ...
Driving dynamics: chassis
The Volvo XC70 is equally adept at powering down muddy slopes, towing a boat
up a slippery ramp or cruising on the motorway. 'Here is a cross-country vehicle
that is extremely capable off-road yet ...
