Auto User Guide

BMW 3 Series 2020-2023 Vehicle features and options User Manual


BMW 3 Series 2020-2023 Vehicle features and options User Manual

Vehicle Features and Options

This chapter describes all standard, country-specific and optional features offered with the series. It also describes features and functions that are not necessarily available in your vehicle, e.g., due to the selected options or country versions. This also applies to safety-related functions and systems. When using these functions and systems, the applicable laws and regulations must be observed.

Vehicle key

General information

  1. The vehicle is supplied with two vehicle keys with an integrated key.
  2. Each vehicle key contains a replaceable battery.
  3. Depending on the equipment and country version, various settings can be configured for the button functions.
  4. A driver profile with personal settings can be assigned to a vehicle key.
  5. To provide information on maintenance recommendations, the service data is stored in the vehicle key.
  6. To prevent possible locking in of the vehicle key, take the vehicle key with you when exiting the vehicle.

Safety information

The vehicle key has a button cell battery. Batteries or button cells can be swallowed and lead to serious or fatal injuries within two hours, for example, due to internal burns or chemical burns. There is an injury hazard or danger to life. Keep the vehicle key and batteries out of reach for children. Immediately seek medical help if there is any suspicion that a battery or button cell has been swallowed or is located in any part of the body.

People or animals in the vehicle can lock the doors from the inside and lock themselves in. In this case, the vehicle cannot be opened from the outside. There is a risk of injury. Take the vehicle key with you so that the vehicle can be opened from the outside.

For some country versions, unlocking from the inside is only possible with special knowledge.
Persons who spend a long time in the vehicle while being exposed to extreme temperatures are at risk of injury or death. Do not lock the vehicle from the outside when there are people in it.

Unattended children or animals in the vehicle can cause the vehicle to move and endanger themselves and traffic, for instance, due to the following actions:

  1. Pressing the Start/Stop button.
  2. Releasing the parking brake.
  3. Opening and closing the doors or windows.
  4. Engaging selector lever position N.
  5. Using vehicle equipment.

There is a risk of accidents or injuries. Do not leave children or animals unattended in the vehicle. Take the vehicle key with you when exiting and lock the vehicle.

OverviewBMW 3 Series 2020-2023 Vehicle features and options User Manual 09

  1. Unlocking
  2. Locking
    Stationary climate control through Remote Engine Start  279
  3. Opening the trunk lid
  4. Panic mode, pathway lighting


General information
The behavior of the vehicle during unlocking using the vehicle key depends on the following settings:

  1. If only the driver’s door and the fuel filler flap or all access to the vehicle will be unlocked when the button is pressed for the first time.
  2. If the unlocking of the vehicle is confirmed with a light signal or a sound signal.
  3. If the welcome light is switched on when the vehicle is being unlocked.
    Welcome lights, refer to page 173.

Unlocking the vehicle

Press the button on the vehicle key.

If, due to the settings, only the driver’s door and fuel filler flap were unlocked, press the button on the vehicle key again to unlock the other vehicle access points.

In addition, the following functions are executed:

  1. If a driver profile was assigned to the vehicle key, this driver profile will be activated and the settings that are stored in it will be applied.
  2. The interior lights are switched on, unless they were manually switched off.
  3. Folded-in exterior mirrors are folded out.
  4. If the exterior mirrors were folded in via the button in the car’s interior, they will not be folded out when unlocking.
  5. With alarm system: The alarm system will be switched off.
  6. After opening one of the front doors, the vehicle is ready for operation.
  7. The light functions may depend on the ambient brightness.

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Reference Links

View Full User Guide: BMW 3 Series 2020-2023 User Manual

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