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:
Vehicle information
Computer
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The sports sedan's BMW TwinPower Turbo diesel engines likewise incorporate
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Electronic displays
With the Professional navigation system
1 Selection list, such as for the radio
Navigation display
Speed limit detection
Computer
2 Transmission displays
3 Service requirements
Messages ...