Menu settings
The default settings for four of the climate system's functions can be changed in the menu system.
• Blower speed in automatic mode.
• Recirculation timer for passenger compartment air.
• Automatic rear window defrosting.
• The optional Interior Air Quality System (IAQS).
The functions can also be returned to factory settings in the menu system.
See page 133 for a description of the menu system.
See also:
Changing coolant
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.
CAUTION
• If necessary, top up th ...
Erasing warning messages
When a low tire pressure warning message has
been displayed, and the tire pressure warning
light has come on:
1. Use a tire pressure gauge to check the
inflation pressure of all four tires.
2. ...
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 ...