2024 Lawn mower won

When the lawn mower doesn’t get enough fuel, it won’t run. Some mowers have a hole in the gas cap. If this hole becomes clogged, the lawn mower won’t function properly. Therefore, check the hole in your lawn mower cap to make sure it’s clean. Next, check the filter on the gas tank. If it’s filled with gunk, use a wire brush to gently ... . Unclerave

Step 1- Removing the Top Shroud Cover: First, remove the three Torx screws on top of the Shroud cover. Now that both screws are off at the back, you just have one left in the front end. So, remove the screw, and the cover will come off. Tips: while removing the top shroud cover, you have to pry up a bit and be careful because the fuel line and ...If your Poulan Pro riding mower won’t start, it might be due to a faulty fuel pump. The Poulan Pro fuel pump has three ports (the gas in port, gas out port and pulse port) and two small check valves on the input and output ports. Your fuel pump may malfunction over time. This problem can be related to bad or fuel gas.A neighborhood friend's mower won't start. Watch was we perform basic troubleshooting. Will it run again??This fix works for me 90% of the time. What abou...5. Clean and refill the lawn mower fuel tank. An obvious—and often overlooked—reason your mower may not be starting is that the tank is empty or contains gas that is either old or contaminated ...Check the plug. Clean or replace the filter when. Refill the gas tank. Tips to make your lawnmower start. Case 1: You fail to start the lawnmower at all. Case 2: The lawn mower runs erratically. Case 3: The lawn mower is overheat. Case 4: The lawnmower cut unevenly. Final thoughts.Step 3- Checking on the Fuse: The fuse is located right next to the starter solenoid, so pull the battery and battery box off to access the fuse. Next, move the Zip tie over and pull the fuse from the holder. If it looks broken, replace the Fuse. If you are confused either it’s bad or good see the image below.Remember that keeping your lawn mower well maintained will help to ensure it performs to the best of its ability. Toro Mower Won’t Start (Solved) 15 Reasons Your Toro Lawn Mower Won’t Start. 1. No Gas In The Fuel Tank. 2. Fuel Valve On Your Toro Mower Is In The Off Position. 3. Damaged Carburetor.See full list on bobvila.com Check the plug. Clean or replace the filter when. Refill the gas tank. Tips to make your lawnmower start. Case 1: You fail to start the lawnmower at all. Case 2: The lawn mower runs erratically. Case 3: The lawn mower is overheat. Case 4: The lawnmower cut unevenly. Final thoughts.Mar 15, 2022 · 4. Check the Oil Level. Photo: triocean / iStock / Getty Images Plus. Lawn mowers need oil just like cars—and that oil can also become contaminated with rainwater. If your lawn mower won’t start, check to make sure you have enough oil. If the oil has turned milky white, it’s a sign that water has contaminated it. 5. The Most Likely Issues. When your Troy Bilt Bronco mower will not start, there are generally two issues at hand: the battery and the solenoid. Your mower’s engine works in quite a similar fashion to that of the average car. There are a few differences to note, but the general principle is the same. The battery.Jul 8, 2021 · I went to test the mower. I started the mower and pressed the brake pedal and put it in reverse. The mower shifter locked in reverse at this point with the brake pedal pressed I could not shift out of reverse. I let off the brake pedal and started moving in reverse. While moving I was able to shift to neutral or any other gear. A clogged air filter or carburetor, insufficient or bad fuel in the tank and a problem in the ignition system are the main reasons a lawn mower won’t stay running even after starting well. NOTE: Always refer to your user manual when diagnosing or fixing a lawn mower. Additionally, shut off your lawn mower and disconnect the spark plug wire to ...Push Lawn Mower. Newly added gasoline is stale and won’t combust. Pinch off fuel line running to carburetor. Disconnect fuel line from carburetor and place the fuel line in a jar. Remove the pinch and allow the stale fuel to drain. Empty carburetor bowl of stale fuel. Reconnect fuel line and fill with fresh fuel. Sep 6, 2023 · Ryobi 40v Lawn Mower Won’t Start. If your Ryobi 40v lawn mower refuses to start, the common culprit is often a depleted or damaged battery. Begin by ensuring the battery is adequately charged and in good condition. Check for loose connections and damaged wiring, which can also hinder the starting process. A lawn mower that starts and won’t stay running isn’t getting sufficient air, fuel, and spark. This can be due to old fuel, clogged fuel line, plugged fuel filter, dirty carburetor, plugged air filter, bad spark plug, faulty ignition coil, clogged fuel cap, or an incorrect choke setting. Performing routine maintenance on your lawn mower can ...Folks, if this helped you, please consider supporting my channel. Even the smallest amounts help! On my main page, there is a DONATE TO DANDLINC link on th...Push Lawn Mower. Newly added gasoline is stale and won’t combust. Pinch off fuel line running to carburetor. Disconnect fuel line from carburetor and place the fuel line in a jar. Remove the pinch and allow the stale fuel to drain. Empty carburetor bowl of stale fuel. Reconnect fuel line and fill with fresh fuel.May 20, 2018 · If your lawn mower won't start or doesn't stay running, it may just be some gunk in the carburetor. This is the quick backyard way to clean out your lawnmowe... Mar 15, 2022 · 4. Check the Oil Level. Photo: triocean / iStock / Getty Images Plus. Lawn mowers need oil just like cars—and that oil can also become contaminated with rainwater. If your lawn mower won’t start, check to make sure you have enough oil. If the oil has turned milky white, it’s a sign that water has contaminated it. 5. Jul 17, 2016 · The crankshaft in a lawn mower sites vertically. At the bottom there is the blade. At the top there is a flywheel. The flywheel serves two purposes. The first is that it's big and heavy allowing it to store kinetic energy so that the lawn mower can continue to spin through the 3 unpowered strokes. To start, tap the side of the carburetor to help the flow of gas. If that doesn’t work, you might have a clogged filter. Not all lawn mowers have a fuel filter, but for the ones that do, it’s usually located in the fuel line or the fuel tank. To find out where the fuel filter is at, check your lawn mower’s owners manual, which will also ...Aug 24, 2021 · The Most Likely Issues. When your Troy Bilt Bronco mower will not start, there are generally two issues at hand: the battery and the solenoid. Your mower’s engine works in quite a similar fashion to that of the average car. There are a few differences to note, but the general principle is the same. The battery. I went to test the mower. I started the mower and pressed the brake pedal and put it in reverse. The mower shifter locked in reverse at this point with the brake pedal pressed I could not shift out of reverse. I let off the brake pedal and started moving in reverse. While moving I was able to shift to neutral or any other gear.Lawn mowers won’t turn over trouble is not a new thing among the mower user community, and sometimes, easy DIY fixing techniques can save both your time and money. Initially, the entire troubleshooting process might seem a bit complicated, but if you follow all the instructions given in today’s article, you can fix the problem easily and ... If your lawn mower won't start or doesn't stay running, it may just be some gunk in the carburetor. This is the quick backyard way to clean out your lawnmowe...A clogged air filter or carburetor, insufficient or bad fuel in the tank and a problem in the ignition system are the main reasons a lawn mower won’t stay running even after starting well. NOTE: Always refer to your user manual when diagnosing or fixing a lawn mower. Additionally, shut off your lawn mower and disconnect the spark plug wire to ...Check if the spark plug is dirty or even properly installed. Additionally, the spark plug wire might not be touching the ignition, which will prevent the lawn mower from moving. If either of these is the case, it can cause it to stop running after a while. This is an easy fix; just clean the spark plug while making sure it is properly attached.Oct 14, 2021 · When a riding mower won’t move forward or reverse, things can get very dicey. Sadly, this can be caused by a wide variety of different things…. Inspect the fuel filter for blockages and clean it if your mower won’t move forward or reverse. Clean your air filter if it is clogged or replace it if it is damaged so the mower can operate properly. 15 - Poulan Pro Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part. Oct 14, 2021 · When a riding mower won’t move forward or reverse, things can get very dicey. Sadly, this can be caused by a wide variety of different things…. Inspect the fuel filter for blockages and clean it if your mower won’t move forward or reverse. Clean your air filter if it is clogged or replace it if it is damaged so the mower can operate properly. Sometimes when your lawn mower won’t start, the issue can be as simple as a filter or a plug. In some cases, however, it may be more involved. If your mower isn’t starting, investigate the basics of what makes it work — spark, fuel and air — and see if you can fix the problem yourself before calling a repair shop.15 - Poulan Pro Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part. 2. Bad Spark Plugs. A bad spark plug is another common reason why your lawn mower won't start. The spark plug is the component of your engine that creates the spark which ignites the gasoline. If you have the user manual, look up where the spark plugs are located. Make sure you handle the spark plugs carefully.Feb 1, 2023 · 2. Bad or Old Gasoline. Using a gas that is either old or contaminated with excess moisture may make the mower not start. Over time, some of the ingredients in the gas may evaporate and leave a sticky substance that may clog the fuel system. Fix: Drain the old gas, flush the tank and add fresh gas. White or blue smoke may indicate an oil spill on the engine. If you’ve recently changed the oil in your mower and the engine is emitting white or blue smoke, it’s possible that some of the oil ...A clogged air filter or carburetor, insufficient or bad fuel in the tank and a problem in the ignition system are the main reasons a lawn mower won’t stay running even after starting well. NOTE: Always refer to your user manual when diagnosing or fixing a lawn mower. Additionally, shut off your lawn mower and disconnect the spark plug wire to ...There are numerous reasons why your riding lawn mower might not start because of fuel. Two of the most commonly found issues are that the lawnmower is out of fuel or that the fuel is too old or the wrong kind. These problems are usually easy enough to solve. Out of fuel. As with any other machine that uses fuel, it is essential to check the ...Toro Lawn mower won't start. Toro 6.5 not starting. How to fix a toro 6.5 push mower. Replacing a coil on a toro 6.5. How to fix a toro coil. Replacing a 6.5...Aug 25, 2021 · Pull out the dipstick to check the oil level. Add more oil if your mower needs it. Look for a handle near the top or on the side of your mower’s engine. Pull the handle to slide out the dip stick. Wipe the stick on a clean cloth, reinsert it into the mower, then slide it out again to check the oil level. To fix the fuel system of your lawnmower you must remove the air cleaner. Then inspect the choke plate which is mounted on a shaft at the opening of the throat of the carburetor. The choke plate must be free of dust, must move freely and close easily. A greasy choke plate won’t let your lawnmower stay running. A clogged air filter or carburetor, insufficient or bad fuel in the tank and a problem in the ignition system are the main reasons a lawn mower won’t stay running even after starting well. NOTE: Always refer to your user manual when diagnosing or fixing a lawn mower. Additionally, shut off your lawn mower and disconnect the spark plug wire to ...Sometimes, it really is a simple fix. Often, a frozen or stuck pull cord for a lawnmower is due to a blocked blade. In this case, the rear debris shield wa...To fix the fuel system of your lawnmower you must remove the air cleaner. Then inspect the choke plate which is mounted on a shaft at the opening of the throat of the carburetor. The choke plate must be free of dust, must move freely and close easily. A greasy choke plate won’t let your lawnmower stay running.Aug 12, 2021 · Check the plug. Clean or replace the filter when. Refill the gas tank. Tips to make your lawnmower start. Case 1: You fail to start the lawnmower at all. Case 2: The lawn mower runs erratically. Case 3: The lawn mower is overheat. Case 4: The lawnmower cut unevenly. Final thoughts. The gear shifter doesn't affect the clutching idler. The clutch pedal does. If you cannot put it in gear, the belt is running all the time not giving the transmission a chance to move into gear. If the belt were released, it would allow the tranny to be shifted. If the clutching idler does not move when you press the clutch, you cannot shift.Step 3- Checking on the Fuse: The fuse is located right next to the starter solenoid, so pull the battery and battery box off to access the fuse. Next, move the Zip tie over and pull the fuse from the holder. If it looks broken, replace the Fuse. If you are confused either it’s bad or good see the image below.Aug 25, 2021 · Pull out the dipstick to check the oil level. Add more oil if your mower needs it. Look for a handle near the top or on the side of your mower’s engine. Pull the handle to slide out the dip stick. Wipe the stick on a clean cloth, reinsert it into the mower, then slide it out again to check the oil level. May 23, 2022 · An Ego mower won’t start if the handle isn’t locked into one of the predefined operating positions, isn’t fully extended, the clamps aren’t locked, or the mower deck is clogged. That’s a handful. But all of these are fairly easy to fix. First, unlock the clamps, release the handle, then fully extend the handle and lock the clamps again. 2. No Fuel in the Fuel Tank. Another main reason why your Craftsman mower won’t start is if your tank is empty. Empty fuel tanks can halt operations, yield below par performance and make rough sounds. It is important to always check your fuel level regularly before you start the machine.5 Steps to troubleshoot a lawn mower that won’t prime: Reportedly, it’s a common issue that almost every lawn mower user encounter sooner or later. But imagine you are all set to mow your lawn or garden on a perfect day, and when you attempt to start the mower, it won’t prime as well as there’s no sign of fuel coming out. Check if the spark plug is dirty or even properly installed. Additionally, the spark plug wire might not be touching the ignition, which will prevent the lawn mower from moving. If either of these is the case, it can cause it to stop running after a while. This is an easy fix; just clean the spark plug while making sure it is properly attached.15 - Honda Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part.Remember that keeping your lawn mower well maintained will help to ensure it performs to the best of its ability. Toro Mower Won’t Start (Solved) 15 Reasons Your Toro Lawn Mower Won’t Start. 1. No Gas In The Fuel Tank. 2. Fuel Valve On Your Toro Mower Is In The Off Position. 3. Damaged Carburetor.There might be a chance that your lawn mower won’t turn over with a new battery because there’s actually an issue with the new battery. So, I use a 12v/6v DC selectable battery tester that I picked up at Harbor Freight for $20 to test my battery. This kind of tester allows you to test the battery at rest and when it’s under load.To check if the flywheel is broken, remove the flywheel and inspect the flywheel key. Fix: Replace the broken flywheel key. 2. No Fuel in the Fuel Tank. Another main reason why your Honda mower won’t start is if your tank is empty. Empty fuel tanks can halt operations, cause subpar performance and make rough sounds.See full list on bobvila.com If your Poulan Pro riding mower won’t start, it might be due to a faulty fuel pump. The Poulan Pro fuel pump has three ports (the gas in port, gas out port and pulse port) and two small check valves on the input and output ports. Your fuel pump may malfunction over time. This problem can be related to bad or fuel gas.Feb 22, 2023 · Hearing nothing at all could also indicate that your mower is refusing to start because it is low on oil. If the engine is cranking slowly, you probably have a failing battery. Check the battery and alternator. If your pull cord is difficult to pull, check that the flywheel brake is disengaged. 4. Bad Spark Plug or Loose Connection 5. Clogged Air Filter 6. Clogged Fuel Filter 7. Clogged Fuel Line 8. Dirty Carburetor 9. Bad Battery or Loose Wiring (Electric Start) 10. Bad Ignition Switch (Electric Start) 11. 15 - Honda Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part. 15 - Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part.5. Clean and refill the lawn mower fuel tank. An obvious—and often overlooked—reason your mower may not be starting is that the tank is empty or contains gas that is either old or contaminated ...Craftsman Mower won’t Start with Water in the Fuel. The presence of water in your fuel tank is another common reason your lawn mower won’t start. Your mower’s fuel gets contaminated by fuel typically by leaving it outside in the rain or snow, or condensation can occur if your mower is stored in a cold or damp environment.A lawn mower may be hard to start in cold weather when the choke is not closed to start a cold engine; the wrong oil viscosity is used; the battery is bad or not charging; the fuel tank is empty or contains old fuel; the air filter is plugged; the fuel system is clogged; the carburetor is dirty; a switch is bad; the spark plug is bad, or the ...5. Clean and refill the lawn mower fuel tank. An obvious—and often overlooked—reason your mower may not be starting is that the tank is empty or contains gas that is either old or contaminated ...Lawn Mower Loses Speed. If your mower slows noticeably during use, check the blade. Any buildup of dirt and grass clippings can restrict the blade’s movement, causing the engine to work harder. Shut off the mower, disconnect the spark plug wire, then turn the mower over. Clean dirt and grass from the blade and underside of the mower deck.When the lawn mower doesn’t get enough fuel, it won’t run. Some mowers have a hole in the gas cap. If this hole becomes clogged, the lawn mower won’t function properly. Therefore, check the hole in your lawn mower cap to make sure it’s clean. Next, check the filter on the gas tank. If it’s filled with gunk, use a wire brush to gently ... Apr 4, 2022 · 3. Check the Breaker and Motor Control Switch. If there isn’t a problem at the outlet or breaker and the cord successfully powers something other than the mower, then the issue is probably at the mower itself. At this point, check the connection at the mower again to make sure it’s tight and holding firm. Toro Lawn mower won't start. Toro 6.5 not starting. How to fix a toro 6.5 push mower. Replacing a coil on a toro 6.5. How to fix a toro coil. Replacing a 6.5...Sometimes when your lawn mower won’t start, the issue can be as simple as a filter or a plug. In some cases, however, it may be more involved. If your mower isn’t starting, investigate the basics of what makes it work — spark, fuel and air — and see if you can fix the problem yourself before calling a repair shop.BEST OVERALL: John Deere 42-Inch S130 Lawn Tractor. RUNNER-UP: Husqvarna TS 354XD Riding Lawn Mower. BEST BANG FOR THE BUCK: Troy-Bilt Bronco 42 Riding Lawn Tractor. UPGRADE PICK: Cub Cadet Ultima ...The gear shifter doesn't affect the clutching idler. The clutch pedal does. If you cannot put it in gear, the belt is running all the time not giving the transmission a chance to move into gear. If the belt were released, it would allow the tranny to be shifted. If the clutching idler does not move when you press the clutch, you cannot shift.Won’t Move Forward or Reverse. A mower may not move due to a bad or missing drive belt, worn tensioner pulley, or missing idler spring. The transmission bypass rod and the drive release lever may be in the wrong position on your hydrostatic mower. Detailed information can be found at: Why Your Cub Cadet Lawn Mower Won’t Move or Go ForwardJan 8, 2023 · To check if the flywheel is broken, remove the flywheel and inspect the flywheel key. Fix: Replace the broken flywheel key. 2. No Fuel in the Fuel Tank. Another main reason why your Honda mower won’t start is if your tank is empty. Empty fuel tanks can halt operations, cause subpar performance and make rough sounds. 2. No Fuel in the Fuel Tank. Another main reason why your Craftsman mower won’t start is if your tank is empty. Empty fuel tanks can halt operations, yield below par performance and make rough sounds. It is important to always check your fuel level regularly before you start the machine.Sep 24, 2020 · White or blue smoke may indicate an oil spill on the engine. If you’ve recently changed the oil in your mower and the engine is emitting white or blue smoke, it’s possible that some of the oil ... Mar 15, 2022 · 4. Check the Oil Level. Photo: triocean / iStock / Getty Images Plus. Lawn mowers need oil just like cars—and that oil can also become contaminated with rainwater. If your lawn mower won’t start, check to make sure you have enough oil. If the oil has turned milky white, it’s a sign that water has contaminated it. 5. The carburetor might be clogged and dirty. One inconvenient reason a lawn mower won’t stay running is a problem with the carburetor, which mixes the air and fuel for internal combustion. The ...Follow along this DIY video to troubleshoot and learn when it's best to service your mower. First step, check the fuel tank to make sure there is enough fuel to operate your snow blower. You should see fuel slosh around. Second step, check the spark plug. A wet plug means there’s fuel going through the fuel system and there may be an issue ...Check the plug. Clean or replace the filter when. Refill the gas tank. Tips to make your lawnmower start. Case 1: You fail to start the lawnmower at all. Case 2: The lawn mower runs erratically. Case 3: The lawn mower is overheat. Case 4: The lawnmower cut unevenly. Final thoughts.Hold the spark plug against the metal engine with the help of insulated pliers. Note that the spark plug must always be fully grounded when in contact with the engine. Step 1: Replace the plug with a test plug. Step 2: Check for spark. Step 3: Get somebody to start the mower while you observe the spark.Jul 4, 2015 · The gear shifter doesn't affect the clutching idler. The clutch pedal does. If you cannot put it in gear, the belt is running all the time not giving the transmission a chance to move into gear. If the belt were released, it would allow the tranny to be shifted. If the clutching idler does not move when you press the clutch, you cannot shift. Sometimes, it really is a simple fix. Often, a frozen or stuck pull cord for a lawnmower is due to a blocked blade. In this case, the rear debris shield wa...

Before you dig deeper into troubleshooting steps, change the fuel, clean the oil and air filter and try starting the mower. If it still won’t start, a dirty carburetor is the most common culprit for the lawnmower to not start after sitting for a while. You need to clean the carburetor and remove any oil or gunks deposited inside.. Zooscoolandved2ahukewjh ztg_doaaxxbj4kehvvacya4chawegqiahabandusgaovvaw0iwhfru mwekc8daxnetw9

5 Steps to troubleshoot a lawn mower that won’t prime: Reportedly, it’s a common issue that almost every lawn mower user encounter sooner or later. But imagine you are all set to mow your lawn or garden on a perfect day, and when you attempt to start the mower, it won’t prime as well as there’s no sign of fuel coming out. To start, tap the side of the carburetor to help the flow of gas. If that doesn’t work, you might have a clogged filter. Not all lawn mowers have a fuel filter, but for the ones that do, it’s usually located in the fuel line or the fuel tank. To find out where the fuel filter is at, check your lawn mower’s owners manual, which will also ...Jun 20, 2023 · There might be a chance that your lawn mower won’t turn over with a new battery because there’s actually an issue with the new battery. So, I use a 12v/6v DC selectable battery tester that I picked up at Harbor Freight for $20 to test my battery. This kind of tester allows you to test the battery at rest and when it’s under load. Best Overall: Cub Cadet XT1 Enduro LT46. Best Value: Troy-Bilt 30 in. 10.5 HP Briggs and Stratton Engine 6-Speed Manual Drive Gas Rear Engine Riding Mower with Mulch Kit Included. Best Lawn ...Follow along this DIY video to troubleshoot and learn when it's best to service your mower. First step, check the fuel tank to make sure there is enough fuel to operate your snow blower. You should see fuel slosh around. Second step, check the spark plug. A wet plug means there’s fuel going through the fuel system and there may be an issue ...Lawn mowers won’t turn over trouble is not a new thing among the mower user community, and sometimes, easy DIY fixing techniques can save both your time and money. Initially, the entire troubleshooting process might seem a bit complicated, but if you follow all the instructions given in today’s article, you can fix the problem easily and ... Sep 14, 2022 · Here are the things to check when starting your battery/corded lawn mower at the start of the season if your lawn mower won’t start after sitting over winter. Charging the Batteries For you guys with battery-powered mowers, the first thing you will want to ensure is that the batteries are fully charged. 15 - Worx Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part.15 - Husqvarna Lawn Mower Recoil Starter Pulley. The recoil starter pulley winds up the starter rope when the rope is not in use. If the recoil pulley is broken or stuck, it won't be able to rewind the starter rope. As a result, the engine won't start. If the recoil starter pulley is broken, replace it. Required Part. Ryobi 40v Lawn Mower Won’t Start. If your Ryobi 40v lawn mower refuses to start, the common culprit is often a depleted or damaged battery. Begin by ensuring the battery is adequately charged and in good condition. Check for loose connections and damaged wiring, which can also hinder the starting process.Sep 24, 2020 · White or blue smoke may indicate an oil spill on the engine. If you’ve recently changed the oil in your mower and the engine is emitting white or blue smoke, it’s possible that some of the oil ... A lawn mower won’t start when there is bad fuel, a dirty spark plug, a plugged air filter, a clogged fuel system, a dirty carburetor, a clogged fuel cap, or a bad safety switch. A mower with an electric start may have a bad battery, loose or corroded wires, or a bad starter solenoid. If you are unsure of your mechanical skills, it’s best to ...2. No Fuel in the Fuel Tank. Another main reason why your Craftsman mower won’t start is if your tank is empty. Empty fuel tanks can halt operations, yield below par performance and make rough sounds. It is important to always check your fuel level regularly before you start the machine..

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