Automower®7/03/2025

Collision sensor problem – Automower® error message

Q: Collision sensor problem – Automower® error message

The message Collision sensor problem is displayed when the collision sensors of your Automower® robotic lawn mower are activated. Here are common causes and solutions: 1. Obstacle collision Cause: The mower has collided with an object and cannot move away. For example, the product is stuck under outdoor furniture. Solution: Free the mower from the obstacle. 2. Cleaning required Cause: Debris is lodged between the body and the chassis. Solution: Clean the mower with a brush to remove debris. 3. Body misalignment Cause: The mower body is not fully in place. Solution: Ensure the body can move freely around the chassis and is correctly installed. Remove any dirt blocking it. For detailed information and How-to videos on how to remove and install the body for different Automower models please visit Husqvarna Self-Service . 4. High grass Cause: The grass is too high for the mower. Solution: Ensure the grass does not exceed the recommended level for your mower model . 5. Low cutting height Cause: The cutting height is set too low. Solution: Increase the cutting height. Learn how to adjust the cutting height here. 6. Blocked drive wheels Cause: The drive wheels are blocked. Solution: Remove any objects that are blocking the wheels to ensure they can move freely. 7. Temporary electronic or firmware issue Cause: There may be a temporary electronic or firmware problem. Solution: Turn the mower off and restart it: For mowers with jogwheel: Turn the jogwheel until you see Power off , then press the jogwheel. To restart, press the jogwheel for 3 seconds. For mowers with keypad: Locate the ON/OFF button at the back or bottom of the mower. If the problem persists after restarting the mower, please contact your local Husqvarna dealer . Our Product Assistant can help you find the solution for your specific case. Open product Assistant

The message Collision sensor problem is displayed when the collision sensors of your Automower® robotic lawn mower are activated. Here are common causes and solutions:

1. Obstacle collision

Cause: The mower has collided with an object and cannot move away. For example, the product is stuck under outdoor furniture.
Solution: Free the mower from the obstacle.

2. Cleaning required

Cause: Debris is lodged between the body and the chassis.
Solution: Clean the mower with a brush to remove debris.

3. Body misalignment

Cause: The mower body is not fully in place.
Solution: Ensure the body can move freely around the chassis and is correctly installed. Remove any dirt blocking it. For detailed information and How-to videos on how to remove and install the body for different Automower models please visit Husqvarna Self-Service.

4. High grass

Cause: The grass is too high for the mower.
Solution: Ensure the grass does not exceed the recommended level for your mower model.

5. Low cutting height

Cause: The cutting height is set too low.
Solution: Increase the cutting height. Learn how to adjust the cutting height here.

6. Blocked drive wheels

Cause: The drive wheels are blocked.
Solution: Remove any objects that are blocking the wheels to ensure they can move freely.

7. Temporary electronic or firmware issue

Cause: There may be a temporary electronic or firmware problem.
Solution: Turn the mower off and restart it:
For mowers with jogwheel: Turn the jogwheel until you see Power off, then press the jogwheel. To restart, press the jogwheel for 3 seconds.
For mowers with keypad: Locate the ON/OFF button at the back or bottom of the mower.
If the problem persists after restarting the mower, please contact your local Husqvarna dealer.

Our Product Assistant can help you find the solution for your specific case.

Open product Assistant