2022 BMW 3-Series (330i/330e) Vehicle Sensors

In heavy fog, wet conditions, or snowfall.

On steep hills, in steep depressions or in tight curves.

When the camera field of view is covered, for instance by a fogged up windshield or labels.

If the camera lens is dirty or damaged.

With exterior mirrors folded in.

When driving toward bright lights or strong reflections, e.g., because of a setting sun.

When it is dark outside.

Camera behind the windshield: if the camera has overheated and been temporarily switched off due to excessively high temperatures.

Camera behind the windshield: during calibration of the camera immediately after vehicle delivery.

If sensors are dirty, such as due to icing.

If sensors are covered, such as by labels, films or a number plate baseplate.

If the sensor is not aligned correctly, for instance due to parking damage.

If the radiation range of the sensors is covered, e.g., by protruding cargo.

When the field of view of the sensors is covered, e.g., by garage walls, hedges, snow hills, vehicles or trailers.

After improper paint work on the vehicle in the area of the sensors.

On steep hilltops or in sharp dips in the road.

In case of dirty sensors.

In case of covered sensors, such as due to labels.

If the sensor is not aligned correctly, for instance due to parking damage.

After improper paint work on the vehicle in the area of the sensors.

For small children and animals.

For persons with certain clothing, for instance jacket.

In case of external interference of the ultrasound, for instance from passing vehicles, loud machines or other ultrasonic sources.

Under certain weather conditions, e.g., high relative atmospheric humidity, wet conditions, snowfall, cold, extreme heat, or strong wind.

With tow bars and trailer couplings of other vehicles.

With thin or wedge-shaped objects.

With moving objects.

With elevated, protruding objects such as ledges.

With objects with corners, edges, and smooth surfaces.

With objects with a fine surface structure such as fences.

For objects with porous surfaces.

With small and low objects, for instance boxes.

With soft obstacles or obstacles covered in foam material.

With plants and bushes.

In automatic car washes.

On uneven surfaces, such as speed bumps.

Due to heavy exhaust.

Cargo that extends beyond the perimeter of the vehicle is not taken into account by the ultrasonic sensors.