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Blue flashing light

Blue flashing light — Boundary wire not connected or damaged

husqvarna · Automower 430xh/450xh

What does Blue flashing light mean?

The indicator lamp on the charging station is flashing blue, indicating a problem with the boundary wire. This could mean the wire is not properly connected or there is a break in the loop.

Common Causes

  • The boundary wire is not connected to the charging station.
  • Damage in the boundary wire (a break).

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the boundary wire connections to the charging station are properly connected and not damaged.

  2. 2

    Check that the indicator lamp is still flashing blue after verifying connections.

  3. 3

    If the issue persists, systematically find the break in the boundary wire by gradually halving the wire distance, as described in the troubleshooting section.

  4. 4

    Replace any damaged section of the boundary wire with a new wire, using original couplers.

  5. 5

    Ensure ECO mode is switched off while troubleshooting a wire break.

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

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Source: Husqvarna Automower 430xh/450xh
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