If your Toto lawn mower is smoking, it might be a sign of a multitude of issues. The following are some causal factors and alternatives: Toto Lawn Mower Smoking Possible Reason and Solution: \tOil Overfill: Putting too much oil in the engine can cause it to smoke. Check the oil level and, if necessary, drain any excess oil. \tWorn Piston Rings: Damaged piston rings can allow oil into the combustion chamber, resulting in smoke. This is a more serious problem that may necessitate professional piston ring repair or replacement. \tA clogged air filter can restrict airflow to the engine, causing it to run rich and emit smoke. Replace or clean the air filter. \tIncomplete combustion and smoke can result from a dirty or fouled spark plug. Replace or clean the spark plug. \tFuel Issues: Smoking can be caused by old or contaminated fuel. Remove the used fuel and replace it with new fuel. \tCarburetor Issues: A faulty carburetor can cause the engine to run rich and produce smoke. Clean or rebuild the carburetor, or have it serviced professionally. \tOil can enter the combustion chamber through worn or damaged valve seals, causing smoke. This is another problem that may necessitate professional assistance. Troubleshooting and Fixing the Mower: \tReplace the air filter if necessary. \tExamine the amount, grade, and kind of oil. If required, change the lawn mower oil. \tAllow the mower to run until the oil burns off harmlessly if it has gotten into the engine. \tMake sure you're mowing at the right angle. Your lawn mower may smoke if the angle is more than 15 degrees. Verdict: Belatedly, there are multiple causes why a Toto lawn mower might be smoking. Many of these issues are preventable with routine maintenance, such as changing the oil, cleaning or substituting the air filter and igniter, and using fresh fuel. If the smoking persists, professional assessment and repair may be required, Keep visiting Tools Cop and Thanks for reading!