BMW 3 Owners & Service Manuals

BMW 3: Overview

Buttons on the steering wheel

Steering and traffic jam assistant on/ off.

Switch function on.

Radar sensors

The radar sensors are located in the bumpers.

Driver assistance systems

Front center bumper.

Driver assistance systems

Front side bumper.

Driver assistance systems

Rear bumper.

Always keep the bumper in the area of the radar sensors clean and unobstructed.

Camera

Driver assistance systems

The camera is installed near the interior mirror.

Keep the windshield in front of the interior mirror clean and clear.

Functional requirements

  • Speed below 130 mph/210 km/h.
  • Sufficient lane width.
  • Above approx. 43 mph, 70 km/h: lane marking is detected.
  • Below approx. 43 mph, 70 km/h: lane marking or a vehicle driving ahead is detected.
  • Hands on the steering wheel rim.
  • Wide curves.
  • Drive in the center of the lane.
  • Turn signal switched off.
  • The sensor system calibration process is complete.
  • Cruise control with distance control is active.
  • Safety belt on the driver's side fastened.

Additionally, the following systems must be active:

  • Approach control warning.
  • Person warning.
  • Side collision mitigation.

Switching on/off

Assisted Driving

General information

This button is used to switch the configured function on and off.

The button can be used to set the primarily used function.

Set function

1. When the system is active, press the button repeatedly until the desired function is selected in the function bar. The function bar for Assisted Driving is displayed at the bottom of the instrument cluster.

  • Cruise control with distance control.
  • Depending on the equipment version, cruise control with distance control and steering and traffic jam assistant.
  • Depending on the equipment version, cruise control with distance control and steering and traffic jam assistant.

The selected function is shown in green.

The setting is stored for the driver profile currently used.

Switching on

1. Press the button on the steering wheel.

2. Adjust the steering and traffic jam assistant if necessary.

Steering wheel symbol lights up gray.

The system is on standby and does not manipulate steering.

System activates automatically as soon as all function conditions are fulfilled.

Steering wheel symbol lights up green.

The system is active.

With the system switched on, the person warning with City braking function and the side collision mitigation are active.

Switching off

Press the button on the steering wheel.

The indicator goes out.

The system does not perform supportive steering wheel movements.

Interrupting automatically

The system is automatically interrupted in the following situations, for example:

  • At a speed above 130 mph/210 km/h.
  • When the steering wheel is released.
  • When the driver applies the brakes.
  • When you manipulate steering.
  • When you leave your own lane.
  • When the turn signal is switched on.
  • When the lane is too narrow.
  • If for a particular time no lane marking is detected and there is no vehicle driving in front.
  • If Active Cruise Control is interrupted.
  • If the safety belt on the driver's side is unfastened.

Steering wheel symbol lights up gray.

The system is on standby and does not manipulate steering.

System activates automatically as soon as all function conditions are fulfilled.

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