Press button h. Each pulse on the button will obtain increase by one unit. Automatic fast increase is obtained by keeping the button pressed for few seconds. When you are near the required value, release the button and complete adjustment with single presses.

See also:
Fuel reserve
Turning the ignition key to MAR, the warning light on the instrument panel shall
turn on but it should go off after a few seconds.
The warning light turns on (on certain versions together with ...
Set clock (Clock Adjust.)
During setting, the clock is displayed in 24h mode regardless of the set clock
mode (12h/24h).
To set the clock (hours - minutes) proceed as follows:
...
Audio repetition (Audio Rpt.) (where provided)
With this function the display repeats information relevant to the Radio (selected
radio station frequency or RDS message, automatic tuning or AutoSTore), audio CD
(track number).
...


