Why does my Honda lawn mower blow black smoke?

Why does my Honda lawn mower blow black smoke?

Manual Choke – Most mowers will typically have a lever to control choke, if a choke flap is sticking in the on position, the mower will run rough and blow black smoke. Cables will need adjustment from time to time. Auto Choke – More recent engines from Briggs & Stratton and Honda offer a thermostatically controlled automatic choke system.

What causes black smoke coming from a diesel engine?

Black smoke is the most common smoke color coming from a diesel engine and most likely indicates something is wrong during the combustion of the diesel fuel. When diagnosing the problem the first place to look at is the mixture of air and fuel flow into the cylinders.

What causes diesel smoke at Capital Reman exchange?

Diagnosing Causes of Diesel Smoke at Capital Reman Exchange Black smoke is the most common smoke color coming from a diesel engine and most likely indicates something is wrong during the combustion of the diesel fuel. When diagnosing the problem the first place to look at is the mixture of air and fuel flow into the cylinders.

Why is there white smoke coming out of my exhaust?

Usually, white smoke indicates that the diesel fuel is not burning correctly. Unburned diesel fuel will make its way through the exhaust completely unused. Be careful of white smoke as it will irritate your eyes and skin. If white smoke occurs during a startup in freezing temperatures, then goes away,…

When do you get black smoke from the exhaust?

For instance, when we look at the diesel car, most times you will get a black smoke being emitted from the exhaust is the first moment the engine is switched on. Another time is when the weather is cold or when hard acceleration is applied. That said, in these three cases, the black smoke that comes out of your exhaust is often very thick clouds.

Why is there black smoke coming from my spark plug?

By reducing the airflow, a rich fuel mixture is formed which usually results in damaging the spark plug among other parts. Another cause of black smoke emission is a bad oxygen sensor.

Can a bad catalytic converter cause black smoke?

Yes, a bad catalytic converter can cause black smoke. This happens when your car engine is burning oil too much or from a clog caused by fluids from the engine coolant. Note that, apart from the dark smoke being emitted from the exhaust, here are other ways to recognize your catalytic converter isn’t functioning properly is: