Switching between letters and numbers

Depending on the menu, you can switch between entering letters and numbers:

Switching between upper and lower

    See also:

    Rear seat heating
    Rear seat heating Switching on Press the button once for each temperature level. The maximum temperature is reached when three LEDs are lit. If the drive is continued within approx. 15 mi ...

    Fuel quality
    Refuel with unleaded fuel only Do not use leaded fuel as this would permanently damage the catalytic converter. Do not refuel with ethanol Do not refuel with E85, i.e., fuel with an ethanol c ...

    Ride & Handling
    One of my lasting memories of the prior-generation X3 was its extremely firm ride, which led to a choppy driving experience on rough roads. It was disappointing, to say the least, because BMWs oft ...