How Come My Dirt Bike Wont Start?

by | Last updated on January 24, 2024

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Turn the bike over by kicking it, or with the electric starter, and you should see the plug sparking. If there's no spark then the first thing to do is to

try a new spark plug

. If the new plug sparks, put it back in and try starting the engine. If it doesn't spark you could have a more serious problem.

How do you start a stubborn dirt bike?

How do you force start a dirt bike?

  1. Turn the gas valve/petcock on.
  2. Press/turn on the ignition/key.
  3. Turn on the choke (carbureted bikes)
  4. Get on your dirt bike.
  5. Don't touch the throttle yet.
  6. Slowly kick the starter over to make sure the engine spins freely and to get it to TDC (more on this later)

Why would a dirt bike be hard to start?


Old spark plugs

are another culprit which might make a bike hard to . If the plug is old and worn the spark will be weaker, making it more difficult to ignite the mixture. Keeping fresh plugs in the engine can greatly improve the bikes starting tendencies.

How do you start a 2 stroke flooded dirt bike?

THE BUMP START


Get a buddy (or two) to push the bike to terminal velocity.

Then, pull in the clutch, shift the bike to second gear (third on a big bore) and pop the clutch. Once the bike starts to churn over, keep it moving until you can clean the flooded gas out. Ride it around for a few minutes to clean up the plug.

Why is my dirt bike not getting spark?

To fix a dirt bike with no spark, you must remove the spark plug from the cylinder block, put it back in the ignition coil, and kick start the bike to check for the spark. If there is no spark,

replace the plug with a new one and double-check all the electric components and repeat the process

.

How do you start a flooded dirt bike?

  1. Open the throttle fully, but slowly and hold it wide open. This increases airflow through the engine and helps evaporate the raw gas. …
  2. Hit the start button, or kickstart, if not equiped with starter and battery.

How many kicks should it take to start a dirt bike?

Takes

5 to 10 kicks

.

How can I make my dirt bike kickstart easier?

Do you have to hold the clutch in to start a dirt bike?

While dirt bikes can be started while in gear, it is for people with more experience. For an inexperienced rider it is best to start the bike in neutral. Putting a dirt bike in neutral and shifting is very different from a car.

To begin shifting pull the clutch

.

How do you start a dirt bike cold?

Can you put electric start on a dirt bike?


Having an electric starter on your bike gives you the advantage of the convenience of not struggling with kick-starts

. This mostly plays out when you're out riding and your bike has stalling problems. This becomes infuriating, especially in the mud and with a competition or race to win.

How do you fix a flooded 4 stroke dirt bike?

If you think you flooded it,

hold the throttle wide open, with the hot start lever pulled in, kick it over 8 times

. This will clear the flooded cylinder. Then close the throttle and kick it. It should fire up.

How do you start a dirt bike after sitting?

How do you prime a dirt bike carburetor?

How do I know if my 2 stroke engine is blown?

  1. Engine seized (won't crank over)
  2. Bike won't start.
  3. Starts but doesn't want to stay running.
  4. Power is significantly less.
  5. Fouled spark plug.

How do I know if my carburetor is flooded?

  1. Very fast cranking (the engine sounds different when you turn the key – usually a ‘whirring' sound)
  2. A strong smell of petrol, especially around the exhaust.
  3. The car doesn't start, or starts briefly and cuts out again.

How do you tell if a 2 stroke engine is flooded?

If you cannot get the engine to sputter, the easiest way to diagnose flooding is to check the spark plug.

If the spark plug is coated in gas, the engine is flooded

. Removing the spark plug and drying it thoroughly is recommended (source).

Why is my ignition coil not firing?

There are a few reasons for no spark,

new coil pack could be defective, crank sensor, ignition module or bad wire in primary circuit, faulty ECM/PCM

. You may have to have a good technician have a look, diagnose and estimate repair.

Why is there no spark on my pit bike?

If you don't see a spark coming from the plug,

replace the old plug with a new spark plug

(recommended for your pit bike) and retest. This test will determine whether or not the missing spark issue is related to the spark plug or other electrical component.

How do I fix no spark?

If you do not see a spark, there is an ignition problem. Remove a plug wire and insert an old spark plug or a spark plug tester into the end of the wire (the plug boot). Place the spark plug on a metal surface on the engine, or ground the spark plug tester to the engine. Then crank the engine to check for a spark.

How do you tell if your dirt bike engine is flooded?

As a general rule, you can tell that your engine is flooded

when your dirt bike isn't starting and you feel a faint smell of fuel

. In order to make sure this is in fact the issue, you need to remove the spark plug and examine it. If the spark plug is wet, then you can be certain that your dirt bike is flooded.

How do you tell if a bike is flooded?

Obviously, the first symptom will be that

your motorcycle won't start

. The starting mechanism will sound perfectly normal, but that the combustion just isn't happening. The second biggest sign of a flooded engine is a sudden smell of gas. Because gas is building up in the cylinders, you'll easily be able to smell it.

What would cause a carburetor to flood?

The most common cause of flooding is

dirt in the needle & seat

. What happens often is you clean your carburetor, then start the engine. Dirt from a dirty gas tank, or in the fuel line rushes up and into the carburetor.

Where is the choke on a dirt bike?

How can I make my motorcycle kick start easier?

  1. Lower the kick to its bottom most point possible before kicking.
  2. Use your Body weight – not just the leg weight.
  3. Turn the Choke On if necessary.
  4. Accelerate as soon as you kick.

How do you start a dirt bike without a key?

  1. Get a Speaker Wire. Get a short wire as seen in the picture above and peel off the rubber or plastic coating on both ends.
  2. Remove the Ignition System Covering. …
  3. Find the Wiring Socket/Cap. …
  4. Detach the Socket/Wiring Cap. …
  5. Insert the Speaker Wire in the Socket. …
  6. Press the Ignition Button.
Rachel Ostrander
Author
Rachel Ostrander
Rachel is a career coach and HR consultant with over 5 years of experience working with job seekers and employers. She holds a degree in human resources management and has worked with leading companies such as Google and Amazon. Rachel is passionate about helping people find fulfilling careers and providing practical advice for navigating the job market.