Volvo XC90: Driver support / Symbols and messages for steering assistance during collision risks
A number of symbols and messages related to steering assistance may be displayed
in the instrument panel. Several examples are provided below.

A text message can be erased by briefly pressing the
button in the center of the rightside
steering wheel keypad.
If the message persists: Contact a workshop ‒ an authorized Volvo workshop is
recommended.
The function may have limited functionality in certain situations and not
intervene, e.g.:
for smaller vehicles such as motorcycles
if more than half of your vehicle has moved into the adjacent lane
on roads/lanes with indistinct or no side lane markings
outside the speed range 60-140 km/h (37-87 mph)
when speed-dependent power steering wheel resistance is working at reduced
power – e...
(Option/accessory.)
(Warning of collision from the rear.)
The Rear Collision Warning1 (RCW) function can help the driver
avoid rear-end collisions from vehicles approaching from behind...
Other information:
(Option/accessory.)
Trailer Stability Assist (TSA1) is part of the ESC2
stability system and is a function designed to help stabilize a vehicle that is
towing a trailer when the vehicle and trailer have begun to sway. The function is
added when installing a towbar...
The heated rear window and door mirrors are used to quickly remove condensation
and ice from the glass.
It is possible to select whether rear window and door mirror heating should be
automatically activated or deactivated when the engine is started...