BMW 3: Start/Stop button
BMW 3 Series G20 (2018-2025) Owners Manual / Driving / Start/Stop button
Concept
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Pressing the Start/Stop button
switches drive-ready state on or
off.
Steptronic transmission: the drive-ready state is switched on when you depress the brake pedal while pressing the Start/Stop button.
Pressing the Start/Stop button again switches drive-ready state back off and standby state is switched back on.
Driving away
1. Switch on drive-ready state.
2. Apply drive mode.
3. Release the parking brake.
4. Drive away.
READ NEXT:
Auto Start/Stop function
Concept
The Auto Start/Stop function helps save fuel.
The system switches off the engine during a
stop, for instance in traffic congestion or at traffic
lights. Drive-ready state remains switched on.
Driving Dynamics Control
Concept
The Driving Dynamics Control influences the
driving dynamics properties of the vehicle.
The vehicle can be adjusted depending on the
situation using various driving modes.
General information
Parking brake
Concept
The parking brake is used to prevent the vehicle
from rolling when it is parked.
Safety information
Warning
An unsecured vehicle can begin to move and
possibly roll away. There is a risk of a
SEE MORE:
System wiring diagram
G20 PHEV, system wiring diagram for fuel supply
Integrated supply module
Digital Motor Electronics (DME)
Shutoff valve purge air line (only for US version)
Body Domain Controller (BDC)
Fuel filler flap lock
Power distribution box, rear
Fuel pump control electronics
Hybrid pressure ref
Cooling
The Electrical Machine Electronics and convenience charging electronics (KLE)
are cooled by the low-
temperature coolant circuit.
G20 PHEV, low-temperature coolant circuit (schematic diagram)
Radiator (coolant/air heat exchanger)
Electric Motor Electronics (EME)
Convenience charging electronic
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