Why does my ATV not start when I turn it on?

Why does my ATV not start when I turn it on?

ATV will not start. How to check for spark and gas flow. There are two main reasons why an ATV will not start. One is the unit does not have spark and without spark the engine will not fire. Also, if the engine has poor gas flow your ATV will not run.

What is the spark plug number on an ATV?

NGK is the brand name and the CR7HS is the spark plug number. Do not try to clean the old one. Set the new plug gap to the proper spec (usually 0.030″) and check for spark again.

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 should I do if my spark plug is not working?

You should see a blue spark jump across the plug gap. If you have a good hot spark, skip to the carburetor section. If the spark is yellow and weak, or there is no spark then the first thing to do is try a new spark plug. Go and get a NGK CR7HS spart plug.

How to start an ATV that wont start?

1 Remove the spark plug from the cylinder-head and connect it to the spark-plug wire or ignition coil. 2 Grab the plug wire and hold the plug about 1/8th of an inch away from the cylinder head. 3 Activate the starter. 4 As the motor turns, you should see repetitive bright blue spark arching from the spark plug to the cylinder head.

Why is my ATV not getting a spark?

You will find the proper steps for troubleshooting an ATV that is not getting a spark further down this post. 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.

Why does my car not start when I Turn on the gas?

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. Old or unstabilized gas tends to gum up over time and may create a clog.

Why is my gas tank clogging up on my ATV?

Old or unstabilized gas tends to gum up over time and may create a clog. Dirt and debris getting inside the tank is another common culprit for a clogged-up fuel supply. The easiest way to identify the cause is through a process of elimination.

What should I do if my ATV is not getting fuel?

Try starting the engine for at least 20 seconds. If it does start, don’t let it run for longer than 20 seconds. Then you want to sit and wait about 10 minutes or so. You need to give the fuel injector cleaner time to do its work. Repeat the process five more times, but only try to start for 10 seconds, and then let sit for ten minutes.

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.

How to check for Spark and gas flow?

Below are simple steps on how to check to see if your ATV has proper spark and gas flow. Make sure that the ignition switch is “on” position. Make sure the tether is connected and that center button is push in if your ATV has a rear tether.

Why is my ATV engine not getting fuel?

If you’re not getting fuel to the engine at all, it won’t even start for you. The most common reason an ATV engine is not getting fuel usually has to do with the carburetor. Either a stuck needle valve or a loose or cracked vacuum hose are the most common issues.

What to do if your car has no spark?

If you have a good hot spark, skip to the carburetor section. If the spark is yellow and weak, or there is no spark then the first thing to do is try a new spark plug. Go and get a NGK CR7HS spart plug.