from haynes manual
To reset the standard display manually, switch on the ignition, and then pull out the reset button (lower left of the speedometer). With the reset button out, SERVICE will appear in the display screen (between the speedometer and the rev counter). Pull the button until SERVICE IN _ _ _ _ _ KM _ _ _ _ DAYS is shown.
from haynes manual
To reset the standard display manually, switch on the ignition, and then pull out the reset button (lower left of the speedometer). With the reset button out, SERVICE will appear in the display screen (between the speedometer and the rev counter). Pull the button until SERVICE IN _ _ _ _ _ KM _ _ _ _ DAYS is shown.