MowerFix AI
Husqvarna Automower 435X AWD NERA troubleshooting

Automower 435X AWD NERA: Collision sensor problem

If your Husqvarna Automower 435X AWD NERA is showing Collision sensor problem, MowerFix AI records this as a model-specific diagnostic condition.

What it usually means

Body/chassis movement, debris, obstacle or collision-sensor condition

First checks

Clean body/chassis interface, remove obstruction and confirm body moves freely.

Before replacing parts

Confirm the exact mower model, product/article number and the message shown on the mower or app. Check simple installation, obstruction, power and connection causes first. Do not open sealed electrical assemblies or battery packs unless the manufacturer procedure specifically permits it.

Potentially relevant parts already in MowerFix AI

  • Compatible part — 579 82 51-01
  • Compatible part — 579 82 51-02
  • Compatible part — 579 82 51-03

Confirm compatibility against the mower product/article number before ordering.

Run the MowerFix diagnosis

The full diagnostic flow can narrow the fault using your exact mower, symptoms and answers, then show the most relevant repair path and available parts information.

Diagnose my Automower 435X AWD NERA

Technical reference: manufacturer/support source.

MowerFix AI is an independent diagnostic and parts-referral platform. Manufacturer names and trademarks belong to their respective owners. Error wording and applicability can vary by firmware, region and mower generation; confirm against the mower's current operator documentation.

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