This is another reason your lawn mower might start and then stop. If your mower stops in mid-cut all of a sudden, it may have too much grass built up on the underside of the deck. In the meantime, visit our How-To Video Gallery to find answers to many common questions. Well, it does protect the user since you can’t get hurt with a mower that won’t start! At the end of the third summer, it started not always starting the blade up. There is a fix for this problem if you are up to the task. Shortage of Oil. These problems and solutions are specifically for push lawnmowers. Experimentation taught me to let the lights stop blinking after the mis-start, then repeat the start up process until it finally started. Fortunately, a homeowner can troubleshoot, diagnose and fix most of the problems which cause this. I had the Ego Power+ 21" Self Propelled mower for about four years. (This is 9 months after it was replaced under warranty from the first failure, which occurred around month 4 of ownership, so this failed self propel motor lasted twice as long as the first one.) Mower Slows or Stops Mid-Cutting. Lawn Mower Starts Then Dies Very often, 5 minutes spent simply draining the gas bowl fixes the problem. Finally, if you have a mower with a small engine that doesn’t pull a lot of RPMs, it might struggle to cut the grass properly and could get chocked. No, this post isn’t an accidental duplicate of this post from last year.Yes, the self propel unit on my 21″ SP Ego lawn mower failed a second time. Mower starts fine, runs for 5-10 minutes then stops. Buy a second mower. If the lawn mower is running low on oil, then it might shut down on you. There are many reasons a lawn mower will not start including old fuel, a bad spark plug, electrical issues, … Lawn Mower Will Not Start – 5 Things To Check To Get It Running Read More » My lawn mower will start for a few seconds then dies. I did consider buying a second Ego mower (and keeping it), mostly as a way to purchase a second 7.5 Ah battery (it is almost as cheap to buy the battery and mower together as to buy just the battery, plus you get a “hot spare” mower). I had the Ego Power+ 21" Self Propelled mower for about four years. Slack in the cable prevents it from doing it’s job, namely protecting the user. If you need video help, definitely check out my mower repair video library , it walks you through the whole process step by step, removing the bowl, cleaning the jet and refitting. We appreciate your patience as we work toward the best way to support future peer-to-peer conversations and product solutions. Troubleshooting should start with an owner's manual, which usually will have instructions for a specific brand. 3. At the end of the third summer, it started not always starting the blade up. Press primer bulb 6-8 times, starts again but runs slightly less time than previous time. Can continue this sequence for as many time as patience allows with the running time decreasing each time. It has a quick start primer on it. This issue prevents the mower from starting up as it should. When this happens, the drag on the blade increases, and the motor attempts to compensate for it. Your lawn mower has been sitting for a period of time and now it won’t start. It can be frustrating if a mower starts, then dies after running a few seconds. Other signs include slowing of the blades with increased motor noise before shutting off. When your lawn mower sits for a period of time, certain parts may need to be cleaned, tightened, or replaced. We’ve gone back to the lab to upgrade the EGO Community experience. Plenty of gas, good spark, just won't keep running. Experimentation taught me to let the lights stop blinking after the mis-start, then repeat the start up process until it finally started. When mower has been running for a bit, too much air gets sucked in and stops fuel from being pulled up into carburetor. Check the cable to see if it is too loose. this is a 4 hp KGRO Power Pro with a Tecumseh engine TVS115 or 56045B. Mower starts then stops; Lawn mower is smoking; Read on as we outline some possible causes for these problems and give you solutions to fix each one. Have replaced ignition module once 1 year ago.