Why Troy-Bilt Super Bronco Lawn Mower engine fails to start?
- CChristina AbbottNov 21, 2025
Your Troy-Bilt Lawn Mower engine might fail to start due to several reasons. It could be because the PTO is engaged, so disengage the PTO knob or lever. Another reason may be disconnected spark plug wires, so connect the wires to the spark plug. The fuel tank might be empty or contain stale fuel, so fill the tank with fresh gasoline. Also, ensure the choke is activated by pulling out the choke control or placing the throttle control in the choke position. A faulty spark plug can also be the culprit, so clean, adjust the gap, or replace it. A blocked fuel line can prevent starting, so clean the fuel line or replace the fuel filter. If the engine is flooded, crank it with the throttle in the FAST position. Ensure the parking brake is engaged and the throttle control lever is in the correct s...









