DIES UNDER LOAD
John Deere · JS46 Walk-Behind Mower 21 in.
Engine bogs down and dies in thick or tall grass. Causes: dirty air filter, dull blade, cutting height too low, clogged deck (grass buildup under deck), partially clogged carburetor, governor not advancing throttle under load.
Error DIES UNDER LOAD on the John Deere JS46 Walk-Behind Mower 21 in. means: Engine Stalls When Cutting. The top-ranked community fix is “Clean and Adjust the Carburetor and Governor Linkage” (hard difficulty, ~90 min, DIY cost: $15-$30). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · push 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 push mower repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $180-$250.
riding_mower · 2 fixes
push_mower · 2 fixes
riding_mower · 2 fixes
riding_mower · 2 fixes
riding_mower · 2 fixes
riding_mower · 2 fixes
riding_mower · 2 fixes
Blade Won't Stop When Released
Grass Clumping Under Deck
Engine Surges or Hunts
Excessive Oil Smoke
Fuel Leaking
Starter Cord Hard to Pull
Excessive Vibration
Oil Leaking
The John Deere JS46 Walk-Behind Mower 21 in. has 8 other known error codes:
Error code DIES UNDER LOAD also appears on 7 other John Deere models:
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