Instrument panel lighting
The instrument panel lighting illuminates when
the ignition key is in position II and the light
switch (1) is in either position 
Move the thumb wheel (4) up to increase brightness or down to decrease brightness.
See also:
Emission inspection readiness
What is an Onboard Diagnostic System (OBD II)?
OBD II is part of your vehicle's computerized engine management system. It stores
diagnostic information about your vehicle's emission control ...
Environment
Volvo and the environment
Volvo is committed to the well being of its customers.
As a natural part of this commitment,
we care about the environment in which we all
live. Caring for the environm ...
Shiftlock
When your vehicle is parked, the gear selector
is locked in the P (Park) position. To release the
selector from this position, the ignition must be
in mode II (see page 82) or the engine must
...