What causes an ATV to not start up?

These are the main reason why an ATV will not start: 1 The ATV is not getting a spark or is only getting a weak spark 2 The ATV is not getting fuel 3 The ATV is not getting enough air 4 The battery is bad or not charged 5 The kill switch is bad or corroded

Why is my fuel pump not working on my ATV?

Troubleshoot a fuel pump that is not working ATVs with traditional carburetors usually have a vacuum-operated fuel pump. They are run by vacuum/pressure pulses created in the crankcase. The negative pressure pulls fuel in, while positive pressure pushes fuel out. Locate the pump by tracing the line coming from the gas tank.

How does the solenoid work on an ATV?

The solenoid works as a switch that sends a high current to your starter when you push the start button or turn the key. For it to work, you need to make sure it is getting power from the battery. The solenoid should make an audible “clicking” sound each time you hit the starter.

Why is the spark plug dry on my ATV?

If the spark plug is still dry after cranking the engine for a few seconds, you know that fuel, for some reason, is not getting to the cylinder. It’s often either an issue with the fuel-pump or that the fuel supply line is clogged up somewhere between the gas tank and the carburetor.

Why does the 10A IGN fuse keep blowing out?

When the PGM-FI unit goes bad it can blow the 10A ign fuse, don’t know why or how cause they’re sealed and for added insurance, recommend replacing the regulator as well, but as shadetree mentions above check for corroded grounds or open wires first, before blowing 200 bucks for new parts. bad CDI?

Why does the ignition fuse keep blowing out?

Most 4-wheeler problems are caused by a loose nut connecting the handlebars and the seat!! You only need two tools in life — WD-40 and duct tape. If it doesn’t move and should, use the WD-40. If it shouldn’t move and does, use the duct tape. 10A is the ignition fuse. Same thing happened to me couple months ago and I have the same model and year.

What’s the ignition fuse on a Honda 10A?

10A is the ignition fuse. Same thing happened to me couple months ago and I have the same model and year. Kept blowing the ignition fuse, no FI light, no fuel pump, etc. Checked all the wiring, good.

What should I do if my ATV battery is not charging?

If a lesser reading is present, it’s time to charge your battery. Do so by hooking the terminals to a battery booster via alligator clips on the charging cables and go make yourself a sandwich while you wait. If the battery doesn’t charge, or continues to lose a charge time and time again, it may be time to install a whole new one.

What should the battery reading be on an ATV?

Place the leads of the multi-meter on the positive and negative terminals of the battery. You should see a reading above 12v on the multi-meter, if you’re getting less than that, you should try charging the battery. Check out How To Charge An ATV Battery, for a more in depth guide on how to do that.

Why does my ATV battery keep draining while riding?

A bad or corroded connected connection will prevent the charging system from topping off the battery when you are riding and may even cause a small drain of the battery on its own. Simply removing any corrosion from the terminal or fastening any loose connections may be adequate to fix this issue.

Why does my ATV not start after a long charge?

If you’re battery doesn’t hold above 12v after a nice long charge, you may need to replace the battery. If you’re battery isn’t the problem, maybe something else in the electrical system is preventing the quad from starting. Time to check for spark.

What should the voltage be on an ATV battery to start it?

The battery should read 12,6 – 12,8V. Use a multimeter or a voltmeter to check the voltage. If the voltage drops too low, the battery won’t have enough charge to start the bike. Charge the battery or replace it if it’s dead.

What should I do if my ATV battery keeps draining?

You do not want any debris falling into the ports as this may reduce the capacity or even damage the battery. After cleaning and drying the top of the battery, you can use a screwdriver to pry open the covers or unscrew them, depending on what type of covers you have. Use a flashlight to inspect each individual cell.

How can I tell if my ATV battery is fully charged?

Start by charging the battery. To perform this test you want to make sure the open circuit voltage available at the battery is above 12.4V (at least 75% charged). To check this you simply put your meter to DC voltage setting and connect the leads to the battery.

What causes a car starter to not turn over?

The most common problem with a starting motor is, when you turn your key and nothing happens. A solenoid or motor that has burned out or electrical issues, may cause this as well. Furthermore, a dead battery can cause the same problem. It may appear that you have power to your starting system, but the engine will not turn over.

How to diagnose a car starter motor problem?

When Diagnosing starter motor problems; always start with the battery. For the starter motor to work; make sure that your car battery is in excellent working condition and fully charged. Starter motors are used to rotate an engine to begin the starting process.

When do I need to replace my starter motor?

So, if this happens the starting motor will have to be replaced. The most common problem with a starting motor is, when you turn your key and nothing happens. A solenoid or motor that has burned out or electrical issues, may cause this as well. Furthermore, a dead battery can cause the same problem.

What does it mean when your ATV won’t start?

The solenoid should make an audible “clicking” sound each time you hit the starter. If it does, you know it is getting power, and the problem is likely with the solenoid itself or possibly the starter.

What to do if your car starter won’t engage?

The battery powers the starter, and if it is not working, the starter will fail to engage completely. Charge your car battery fully, and you can even try to replace the car battery if you have another one you know works.

Why is my starter rope stuck on my mini ATV?

Hi, so I started a DIY mini ATV project with a 49cc pocket bike engine about a year ago. I started it once, then it sat in my garage for a while. The other day, I tried to start it again. When I tried to start it, the pull rope came out a bit then got stuck. I tried to pull harder, but it wouldn’t move.

Why is my car not starting when I Turn on the ignition?

You pop into your garage in a hurry, but the car will not start when you turn on the ignition key. You can hear the starter spinning, but it’s not engaging with the flywheel. What could be wrong? Here is a more detailed list of the 5 most common causes why your starter won’t engage.

What should I do if my ATV stalls?

Start with the easiest and perform a compression test when the engine is cold and after running the Grizzly until it stalls test it immediately again. Compare the two results and if the second is significantly lower than the first you might have found your problem.

Are there any issues with my Arctic Cat 300?

2000 Arctic Cat 300 running issues..Please help!! My 2000 Arctic Cat 300 is having starting and running issues. You have to crank it over while putting your hand on back of carb to get it to try to start, then it will only start by flipping up decompression switch and pull starting. When it warms up, then it will start fine with electric start.

What to do if your Arctic Cat won’t accelerate?

Ethanol is hell on carbs and fuel lines, esp. if the ATV has not ran in a while. IF using ethanol and its been sitting, drain the fuel tank and replace the inline filter and fuel lines. That would normally be my first thought.

Why is the flywheel on my Arctic Cat not working?

I worked on a 01 Arctic Cat 300 (Suzuki engine) that had the magnets come loose – the replacement flywheel is of an improved design (has a metal cover over the magnets to prevent them from moving even if they de-bond).

If it were to start leaking or, in the worst case, blow up, at least you won’t damage the ATV. Connect a suitable battery charger and let it charge overnight — red cable to the positive terminal, black cable to the negative terminal or ground. When the charging cycle is complete, it’s time to read what voltage the battery holds.

What causes carburetor to leak on Honda rancher ATV?

This full-length video shows every step of removing and replacing a carburetor in a Honda Rancher ES Four Wheeler ATV. The symptom this 4-wheeler had when it was brought to the shop was a gas leak. When the fuel cutoff valve was open to either the main tank or the reserve tank, fuel drains out of the overflow tube onto the ground. Loading…

What kind of fuel pump does an ATV have?

ATVs with traditional carburetors usually have a vacuum-operated fuel pump. They are run by vacuum/pressure pulses created in the crankcase. The negative pressure pulls fuel in, while positive pressure pushes fuel out. Locate the pump by tracing the line coming from the gas tank. There are three rubber hoses attached to the pump.

What kind of engine does a Honda 300ex have?

The Honda FourTrax 300EX is a small all-terrain vehicle (ATV) that has a lot to offer. This ATV is a cross between a sport quad and a sportsman. The 300cc four-stroke engine produces a lot of power and torque. Only newer FourTrax 300EX models have fuel injectors; earlier model have carburetors.

Where is the CARB on a Honda 300ex ATV?

Locate the carburetor on the top middle of the engine. Turn the gas valve to the off position. Locate all of the small gold-colored pins on the surface of the carburetor and the small metal screw on the lower bottom right side of the carburetor.

What does the Idle do on a Honda ATV?

The idle adjustment on your Honda ATV controls how much fuel and air get to the engine when the throttle is closed. This allows the engine to stay alive while you are stopped or while coasting with the clutch pulled in. If the idle is not adjusted properly, the engine may rev too high when stopped,…

Where is the air valve on a Honda 300ex?

Locate all of the small gold-colored pins on the surface of the carburetor and the small metal screw on the lower bottom right side of the carburetor. Turn the air valve screw clockwise until the head of the screw touches the frame of the carburetor. Turn the air valve counterclockwise three full turns.

How can I tell if my Yamaha ATV is starting?

The next component to test is the engine start switch, which has a black wire and a blue wire with a black stripe. Once connected to your volt/ohm meter at the point where these two wires connect to the engine start switch, flip the engine start switch on to listen for a beep, which means it’s working.

What does a beep mean on a Yamaha ATV?

Listen for a beep when a connection is made with the inner points of the two-conductor and your meter after turning on the Run switch. A beep tells you the connector is in good shape. The next component to test is the engine start switch, which has a black wire and a blue wire with a black stripe.

Where is the solenoid on an ATV starter?

The solenoid is usually located near or on the starter. Put your multimeter to DC Voltage. The red lead goes to the battery (red) side of the solenoid. The black lead goes to ground. You should get a voltage reading of 12V or more.

What’s the problem with my Polaris EFI ATV?

I have a 2005 Polaris 800 EFI ATV. The problem is the check engine keeps coming up and it shows a code 46 MAP sensor code. I eplaced the map sensor, spark plugs, spark plug wires, Themastadt. I tried … read more ……. Hello, I have a 07 500efi atv, and it has started to what seems like a missfire off of idle.

What kind of ATV won’t run at idle?

I have a 2005 Polaris Sportsman 500 H.O. and tonight while plowing snow, it died on me. I can get it to start but it will only run at idle. If I try to give it any gas, it sputters and dies. Sometimes I can get it to rev up but after a few seconds, it will start to die out. It almost seems like its either flooding out or not getting gas.

What kind of ATV won’t start in snow?

I have a 2005 Polaris Sportsman 500 H.O. and tonight while plowing snow, it died on me. I can get it to start but it will only run at idle.

What to do if your ATV wont go into gear?

Troubleshooting an ATV that won’t go into gear or won’t shift gears can be quite complicated, but not always. Whether you’ll be able to address the issue on your own depends on the severity of the problem as well as your mechanical skill level.

Where is the fuse on a Yamaha ATV?

Step 3. If your battery is good to go, locate the main fuse for the whole machine, which is found above the starter solenoid. Your Yamaha ATV has a compartment that houses a spare fuse, which is found below the main fuse compartment. Step 4.

How to troubleshoot Yamaha ATV starting problems?

Diagnosing ATV starting problems is relatively easy to do, and there are multiple tests you can run to find the problem. You want to start by testing your battery, of course.

Why does my ATV have no power when I turn the key?

When I installed the new battery, I didn’t noticed that there were two positive cables that need to be connected to the positive terminal. One of them had slipped back into the boot, and I only connected the other one. This is why the ATV had no power at all when I was turning the key.

Why does my ATV keep failing to start?

Overcharged or Undercharged Battery. Overcharging the battery could also be the reason why the ATV fails to start. Well, it is important to ensure that the battery is fully charged before heading out. However, ensure that you do not charge the latter for too long to damage the battery.

What to do if your Chinese ATV wont start?

If the battery is not strong enough to turn the engine, it definitely won’t crank. While your here, check the connections. Make sure the positive (Red) and Negative (black) cables are tight. Also, on most Chinese powersports, there will be an in-line fuse that attaches to the positive cable. Make sure that this fuse is not visibly broken.

What is the fuse on a Chinese ATV?

Make sure the positive (Red) and Negative (black) cables are tight. Also, on most Chinese powersports, there will be an in-line fuse that attaches to the positive cable.

What can I do with an ASV RC-100?

I’m seriously considering the purchase of an ASV RC-100 and I’m doing as much research as I can about them considering my current physical location (Middle East). The primary use for the RC-100 would be for use with a Fecon Bull Hog in brush clearing after I get back home to Missouri this spring.

Is there anything bad about the ASV cat 287b?

If you treat them like a skid steer, or like a rigid framed machine, you will trash the tracks prematurely, that’s a given. I did a lot of research before buying the RC-100. Looking at all and then it eventually came down to either the CAT 287B or the ASV RC-100.

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