H1: Lawn Mower Won’t Stay Running? Common Causes and How to Fix It
Introduction
H2: Why does a lawn mower start but not stay running?
H2: Quick checks before deeper troubleshooting
H2: Fuel system problems that make a mower stall
H3: Old or stale gasoline
H3: Clogged carburetor jets or bowl
H3: Blocked fuel line or fuel filter
H3: Fuel cap vent blockage
H2: Airflow and ignition issues to inspect
H3: Dirty air filter
H3: Fouled or faulty spark plug
H3: Choke problems
H2: Other reasons your mower loses power and dies
H3: Wet, tall, or overgrown grass
H3: Clogged deck or blades
H3: Low oil or engine overheating
H2: Step-by-step troubleshooting order
H3: Step 1: Replace old fuel with fresh gas
H3: Step 2: Check the air filter and spark plug
H3: Step 3: Test the fuel cap vent
H3: Step 4: Inspect the fuel line for blockage
H3: Step 5: Clean the carburetor and fuel path
H3: Step 6: Check for blade and deck buildup
H2: How to prevent your lawn mower from stalling again
H2: When to repair, replace, or call a professional
H2: Conclusion
H2: FAQs
H3: Why does my lawn mower only run for a few seconds then dies?
H3: How do you clean a lawn mower carburetor without removing it?
H3: Why does my engine run for a few minutes then dies?