Collision warning system* - symbols and messages

"Collision Warning with Auto Brake and Cyclist and Pedestrian Detection" is an aid to assist the driver when there is a risk of colliding with a pedestrian, bicycle or vehicle in front that are stationary or moving in the same direction.
Symbol1MessageSpecification
Symbol Krockvarning AvCollision warning system OFF

Collision warning system switched off.

Shown when the engine is started.

The message clears after about 5 seconds or after one press of the OK button.

Symbol Krockvarning AvCollision warning system Unavailable

The collision warning system cannot be activated.

Shown when the driver attempts to activate the function.

The message clears after about 5 seconds or after one press of the OK button.

Symbol Krockvarning AvAuto Braking was activated

Auto Brake has been active.

The message clears after one press of the OK button.

P4-1246-Symbol Kamera BlockeradWindscreen sensors blocked See manual

The camera sensor is temporarily disengaged.

Shown in the event of snow, ice or dirt on the windscreen for example.

  • Clean the windscreen surface in front of the camera sensor.

Read about camera sensor limitations.

P4-1246-Symbol Radar BlockeradRadar blocked See manual

Collision Warning with Auto Brake is temporarily disengaged.

The radar sensor is blocked and cannot detect other vehicles. For example, in the event of heavy rain or if slush has collected in front of the radar sensor.

Read about radar sensor limitations.

Symbol Krockvarning Av
Collision warning Service required

Collision Warning with Auto Brake is fully or partially disengaged.

  • Visit a workshop if the message remains - an authorised Volvo workshop is recommended.
  1. * Option/accessory.
  2. 1 Symbols are schematic - may vary by market and car model.