Ignition on

All electrical consumers can operate. The odometer and trip odometer are displayed in the instrument cluster.

To save battery power when the engine is off, switch off the ignition and any unnecessary electronic systems/power consumers.

    See also:

    Observe the following when refueling
    When refueling, insert the filler nozzle completely into the filler pipe. Lifting up the fuel pump nozzle during refueling causes: ▷ Premature pump shutoff. ▷ Reduced efficiency in t ...

    Status field
    The following information is displayed in the status field at the top right: Time. Current entertainment source. Sound output, on/off. Wireless network reception strength. Telephone stat ...

    Safety
    Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...