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:
Input volume
Adjust the input volume in the RSE menu,
under A/V AUX input volume. ...
Traction control (TC)
This function is designed to help reduce wheel
spin by transferring power from a drive wheel
that begins to lose traction to the wheel on the
opposite side of the vehicle (on the same axle).
TC ...
Coolant
Location of the coolant reservoir
Normally, the coolant does not need to be changed. If the system must be drained,
consult a trained and qualified Volvo service technician.
See page 341 for inf ...
