WHEEL MOTOR OVERLOAD
Husqvarna · Automower 450XH Robotic Lawn Mower
One or both wheel motors are drawing excessive current — the mower is encountering too much resistance from mud, thick grass, steep terrain, or debris wrapped around a wheel; retrieve the mower and clear any debris (grass, string, wire) wrapped around the wheel shafts; clean the wheels; if the error occurs without visible obstruction, the wheel motor may be wearing out; persistent overload on slopes may indicate the slope exceeds the mower capability or the wheel treads are worn and losing traction
Error WHEEL MOTOR OVERLOAD on the Husqvarna Automower 450XH Robotic Lawn Mower means: Wheel Motor Overloaded. The top-ranked community fix is “Replace Worn Wheel Motor or Wheel Treads” (hard difficulty, ~60 min, DIY cost: $50-$80). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · robotic mower
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many robotic mower repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $150-$250.
Confirmed Boundary Wire Break
Charging System Problem
Collision Sensor Defective
Cutting Height Adjustment Problem
Cutting Motor Drawing Too Much Current
GPS/GNSS Signal Is Weak
Guide Wire Signal Not Detected
Battery Charge Critically Low
The Husqvarna Automower 450XH Robotic Lawn Mower has 8 other known error codes:
Error code WHEEL MOTOR OVERLOAD also appears on 1 other Husqvarna model:
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