Wrench

Diagnose & TroubleshootTillers

Select one of the symptoms below to find possible causes and common solutions for your MTD garden tiller.

Engine Runs Poorly or Overheats

Possible Causes

Corrective Actions

1Defective or incorrectly gapped spark plug

Inspect spark plug (see engine manual)

Dirty air filter(s)

Clean or replace filter

Carburetor out of adjustment

See Engine Service Dealer

Stale gasoline

Replace with fresh gasoline

Dirt or water in fuel tank

See Engine Service Dealer

Engine cooling system clogged

Clean air cooling system (See Engine Manual)

Oil level is low

Check oil level

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