Leaf Blower Won’t Start: Basic Troubleshooting for Beginners

A leaf blower is one of the most common gardening tools in many households, check out our leaf blower reviews if you don’t have one. This can be helpful in more ways than one, especially in getting rid of leaves that scatter in your yard. There are times when using this equipment can be frustrating. For instance, you might be in a situation wherein a leaf blower won’t start. This does not mean that you have to buy a new one or get in touch with a professional repairman. Even on your own, you can diagnose the problem and perform basic troubleshooting.


There are two types of leaf blowers that are available in the market. Some models are electric, which are either powered by an electrical supply or by a portable battery. Most of the powerful ones, however, are gas-powered. In the case of the latter, if it won’t start, one of the many possible problems could be the fuel.

The first thing that you have to do is to check the fuel. If it is empty, obviously, the unit will not start. To add, a stale fuel can also be the culprit. Contamination in the fuel may hinder the equipment from functioning. Refill the tank with clean gas. Depending on the type of the leaf blower that you have, there are also instances wherein you need to combine gas with oil.

Checking Leaf Blower Fuel

Meanwhile, if you are using an electric leaf blower, you have to check with your power source. The voltage or wattage may not be sufficient based on what is required by the equipment. In the case of a battery, on the other hand, make sure that it is fully-charged.

Spark Plug

The spark plug is one of the most important components of a leaf blower. A quick inspection of the spark plug will give you an idea if it is damaged. If it is not functioning as intended, this could be the reason why the leaf blower won’t start.

One of the most common problems in spark plugs is that they can crack over time. It is also possible that there is a burnt electrode. The buildup of carbon in the spark plug can also lead to damage. If there is any indication of wear and tear, it is about time to consider a replacement for the spark plug.

It will also help to perform a quick spark plug test. You can use a spark plug tester and see if the terminals are creating a spark. Do this in an area that is dark so that you can see the sparks. If it does not create a spark, you need to change the plugs.

Checking Leaf Blower Spark Plug

Nonetheless, keep in mind that not all spark plug problems can be addressed on your own. There are instances wherein it will be better to seek professional help.


Air in the engine moves to the carburetor via the air filter. It is important that there is air moving in and out of the engine for the gas blower to start. If the filter is dirty or clogged, it will be impossible for the air to keep moving. Dust and other particles can be the reasons for this clogging.

One of the best things that you can do is to regularly inspect the air filters and clean it as you deem necessary. In most models, you need to wash the filter with soap and mild detergent at least once after every 15 hours.

Checking Leaf Blower Carburetor

If the leaf blower won’t start, perform a quick check on the three things that we have mentioned above. Addressing the problem is relatively easy, even for a novice gardener. At the end of the day, prevention is better than cure. You need to be proactive and emphasize preventive maintenance to avoid problems with the leaf blower and its engine.

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