Lawn mower runs then dies

Ahhh…the smell of fresh-cut grass.

If your lawn mower starts, runs for a while, then dies, check the ignition coil, gas cap, and spark plug. One or more of these parts could be causing your problem. Follow our repair and symptom guide to help you fix this. The Fix App makes it easy to manage all your stuff in one place. Just snap a photo and we'll find and store your user manuals, receipts, and product information in one easy-to-find place! I took a picture of the model number on my refrigerator, and the app identified it right away

Lawn mower runs then dies

Is your lawn mower starting up just fine and then quitting? When your lawn mower starts then dies, it not only delays the completion of your lawn care chores—it can also be kind of embarrassing. Imagine your neighbors glancing over curiously, wondering what on earth is up with you and your problematic mower. Worse still, a lawn mower is a complicated machine, so at first glance, you might not have any idea how on earth to solve the problem. You might be tempted to just write the whole thing off and buy a new one. First—and this may seem like a no-brainer, but bear with us—check the fuel levels. Some lawn mowers have an actual fuel gauge, while others do not. You should also check the fuel line for clogs and take a look into the carburetor bowl to ensure that fuel is reaching that part of the engine. However, if your fuel is low or it looks thick and sludgy, your first step is to drain off the old fuel being mindful of local regulations for disposal of such waste products and add fresh fuel. You may find that a gas refill or replacement solves the problem. Has it been a while since you last started up your lawn mower? As time passes and the mower sits idle, some of the more watery components within the fuel can evaporate. That means the rest of the fuel congeals into a sticky, thick mess. When you finally start up the lawn mower again, that thick, gooey fuel does not flow through the engine properly or burn as it should.

Arthur Davidson is a seasoned horticulturist with over five decades of hands-on experience. This cleaner uses a solvent formula to breakdown carbon contaminants, leaving your carburetor clean and gum-free.

We will also offer some tips and advice on how you can fix these issues. Stalling lawnmowers are fairly common. That being said, one issue is way more common than any of the others. If your lawnmower is starting and then stalling, the most likely issue is the carburetor. The most common issue is that the carburetor is dirty. Here's what you need to know about how a dirty carburetor can cause a lawnmower to start, then stall out and die. By far, the most common issue that causes a stalled motor is a dirty carburetor.

By: Author John Cunningham. A dirty carburetor is the most common cause of a lawn mower that starts and then dies. Other possible causes include:. I have divided this guide into two pages in the interest of page speed; strap yourself in. Carb issues can very often be fixed in 5 minutes.

Lawn mower runs then dies

If your lawn mower starts, runs for a while, then dies, check the ignition coil, gas cap, and spark plug. One or more of these parts could be causing your problem. Follow our repair and symptom guide to help you fix this. The Fix App makes it easy to manage all your stuff in one place. Just snap a photo and we'll find and store your user manuals, receipts, and product information in one easy-to-find place! I took a picture of the model number on my refrigerator, and the app identified it right away Very convenient. I'm impressed. Shopping Cart 0.

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Briggs and Stratton Carb Overhaul. Detach the choke and throttle linkages from the lever and gently slide the carburetor off its mounting bolts. The gasket can also be fragile, so you should be careful while working with it. Replacing a spark plug can be a bit more challenging for a first-timer, but I still consider it an easy job. Posted: Jun 29, Options Permalink History. If you have too much oil, you just need to drain some. Check the thermostat and make sure it is set correctly. Nicole Forsyth, M. Ahhh…the smell of fresh-cut grass. Think about possible root causes of the spark plug failure, such as a dirty air filter, a faulty or filthy fuel injector, damage to the distributor case, or some problem with the mixture of fuel and air within the gas mower tank.

A lawn that might only usually take half an hour to cut can easily turn into an hour of sweat and tears, or at least sweat and several curse words. This is especially true when your mower starts then dies repeatedly. So, what is causing your lawn mower to keep stalling?

The gasket can also be fragile, so you should be careful while working with it. If your spark plugs are not too heavily coated with build-up, you can try cleaning them. Necessary Necessary. Next is the gas can! Now that the carburetor is dry, start up the engine again. Score Dustin Stoll is the owner of a horticulture design and consulting company. Once all the components are spic-and-span, you can reassemble the carburetor and reattach it. When your carburetor is clogged, the cause is likely to be evaporated gas that has gummed up the pores. Click here to cancel reply.