Husqvarna Automower Rear Main Wiring Harness | 531189503
Genuine Husqvarna replacement rear main wiring harness for selected Automower NERA robotic lawn mowers.
This internal wiring assembly provides electrical connections between components inside the mower, helping maintain reliable communication and operation.
Suitable for replacing wiring that has been damaged, pinched, cut, corroded or affected by loose or damaged connectors.
Common Reasons for Replacement
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Stick or branch damage: A stick or branch caught between the mower body and chassis can potentially pinch, pull or damage internal wiring, particularly if the mower continues moving against the obstruction.
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Damaged or broken wires: Wiring can become cut, crushed or damaged through impacts, movement or incorrect routing during repairs.
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Loose or damaged connectors: Electrical connections may become loose, bent or damaged, potentially causing intermittent faults.
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Water ingress or corrosion: Moisture entering the mower can cause corrosion of electrical contacts and connections.
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Wiring damage during servicing: Cables can become trapped, stretched or accidentally damaged when removing or reinstalling mower components.
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General deterioration: Vibration, repeated flexing or abrasion may gradually damage wiring insulation or connections.
Possible Symptoms
- Intermittent electrical faults
- Rear collision sensor errors
- Lift or collision sensor warnings
- Mower stopping unexpectedly
- Faults appearing after an impact or obstruction
- Problems following chassis or body repairs
These symptoms can also be caused by faulty sensors, damaged connectors, obstructions or other electrical components. The wiring harness should be inspected and tested before replacement.
Compatible Husqvarna Automower Models
- Automower 320 NERA
- Automower 430X NERA
- Automower 450X NERA
Compatible with selected wired and EPOS-equipped versions.
Always confirm compatibility using your mower’s model, product number and serial number before ordering.
Product Specifications
Brand: Husqvarna
Part Number: 531189503 / 531 18 95-03
Official Description: Wiring Assembly, Main Cable Rear
Product Type: Rear Main Wiring Harness / Cable Assembly
EAN / Barcode: 7333377733565
Location: Internal mower chassis
Type: Genuine Husqvarna replacement spare part
Important: This is the rear main wiring assembly, not the complete mower wiring system or a replacement collision sensor.
Switch off the mower before carrying out repairs. Inspect the wiring connectors, routing and surrounding components for damage during replacement.
