Volvo XC90 Owner's Manual page 59

02 Instruments and controls
Trip computer*
NOTE
There may be a slight error in the reading if
02
a fuel-driven parking heater* has been used
or if driving style has been changed.
Resetting
1. Select AVERAGE SPEED
2. Press and hold the RESET button (C) for at
least five seconds to reset the average
speed and average consumption at the
same time.
*
58
Option/accessory, for more information, see Introduction.
or AVERAGE