Volvo XC90: Wheels and tires / Tire inflation pressure monitoring system messages
(Option/accessory.)
A number of messages related to the tire inflation pressure monitoring system1
may be displayed. Several examples are provided below.

A An authorized Volvo workshop is recommended.
When the tire inflation pressure monitoring system1 detects low
inflation pressure in a tire, immediate action is required.
If the system's indicator symbol
illuminates and the message Tire pressure low is displayed, check the tire
pressure and inflate if necessary...
Wheel changes must always be carried out correctly. The following instructions
show how to remove and install a wheel and what is important to keep in mind...
Other information:
City Safety1 can help prevent a collision or lower the vehicle's speed
at the point of impact. The function consists of several subfunctions.
Ability to reduce speed
If the difference in speed between your vehicle and the obstacle is greater than
the speeds specified below, the City Safety auto-brake function cannot prevent a
collision, but it can help mitigate its effects...
Three-way catalytic converter
Keep your engine properly tuned. Certain engine malfunctions, particularly
involving the electrical, fuel or distributor ignition systems, may cause unusually
high threeway catalytic converter temperatures. Do not continue to operate your
vehicle if you detect engine misfire, noticeable loss of power or other unusual
operating conditions, such as engine over..