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.

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.

Lawn mower runs then dies

Released February For Toro 6. Jason Garber jayg. Posted: Jul 30, I cleaned the carb. Carb has fuel in the bowl. I dont think the carb is opening. Grass is getting tall. I bought a brand new carb, filter house body, filter, and spark plug and it still starts up for a few seconds then dies. If i keep hitting the primer button once it starts it will sometimes keep going, but then it has no power, so when i engage the hydraulic pump to split logs it dies.

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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.

Ahhh…the smell of fresh-cut grass. Think about it. If you live in a northern region, your mower sits all winter … waiting months without any action. Your engine needs a steady flow of gasoline to run correctly. The carburetor is responsible for mixing gas with just the right amount of oxygen to create combustion. If your carburetor is dirty or the carburetor bowl is clogged, the process above is compromised, and your engine may start up, but it will not run properly and may die shortly after you pull the cord. Your dirty carburetor needs a good blowout with an aerosol can of carburetor cleaner. This cleaner uses a solvent formula to breakdown carbon contaminants, leaving your carburetor clean and gum-free.

Lawn mower runs then dies

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?

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This will also block airflow to the fuel tank, causing the same tank vacuum issues. If you do encounter a problem with your lawn mower, decide if you are comfortable with trying to fix it yourself. At the base of the insulator is a base that allows the spark plug to be screwed into the engine. Be careful not to over-tighten on installation. Lawn Mower Winter Storage Tips. A stalled lawnmower motor is a more common issue than you might think, and most mower owners are likely to experience this problem. This electrode is set at a specific gap between it and the center electrode. Sometimes, all you need to do is clean the spark plug. This is where the directional spraying straw is particularly handy. We were unable to add your email to our mailing list. If you notice that it is more round than flat, or if it looks worn down or corroded, you need a replacement. Once everything is back together, put some gas in your lawnmower and give it a rip to see if that fixed the issue. You can also prevent clogging by buying a high-quality mower. Then you should scrub with a brush. Replacing the plug is easy to do.

We may earn revenue from the products available on this page and participate in affiliate programs. But instead of hearing the smooth sound of the engine running, the mower sputters to a stop.

States With No Property Taxes. I'm Ready for a Better Lawn. Most lawnmowers have a vented gas cap. Nicole Forsyth is a passionate Instructor of Plant Science at an agricultural vocational high school, and a certified landscape design professional, certified horticulturist, and certified arborist in Massachusetts. That being said, one issue is way more common than any of the others. Some lawn mowers have an actual fuel gauge, while others do not. Mortgage Underwriting Guide. You should check the bowl of the carburetor as well. Latest posts by Josh Hurd see all. Jeeves jeeves Dustin Stoll.