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Headlights flash (fault)

Headlights flash — Product stopped due to a fault

husqvarna · Automower 430xh/450xh

What does Headlights flash (fault) mean?

The robotic mower's headlights are flashing. This indicates that the product has stopped operating because of an internal fault. This visual alert needs to be enabled in the product's settings.

Common Causes

  • A general fault has caused the product to stop operating

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the product's display for any specific fault messages or codes that explain why it stopped.

  2. 2

    Consult the 'Troubleshooting' section of the manual (e.g., page 38) for common issues and their resolutions.

  3. 3

    Ensure the 'Flashes when fault' function is enabled in the 'Accessories > Headlights' menu if you wish to use this visual alert.

Browse all codes in this manual (20)
Verified technical data. Last updated: April 2026

Related Faults

Blade disc not rotatingBlade disc not rotating — No cutting action while product movesBlue flashing lightBlue flashing light — Boundary wire not connected or damagedCutting height blockedCutting height blocked — Adjustment mechanism obstructed
Source: Husqvarna Automower 430xh/450xh
Open Manual (Page 33)Search more codes in this manual