Why does my motor scooter not start up?
When you start up your scooter the choke or auto choke opens up in order to allow air into the ignition system, over time dirt can enter through this process especially when your model has an old or faulty air filter. Unfortunately, this is a trickier issue to fix as it involves accessing and taking apart your carburetor.
How to troubleshoot a GY6 150cc engine with no spark?
A simple type of crankshaft position sensor. Sends a signal to the CDI to let it know when to send fire to the plug. Set your multimeter to read in VOLTS “AC”. Locate and disconnect the Black/Red and Blue/Yellow wires coming from the stator, where they plug into the main engine harness. (These are both bullet-style connectors)
How can I tell if my spark plugs are working on my bike?
Holding the spark plugs up to any piece of metal (such as the head bolt), turn over your engine. If you do it correctly, you’ll see a spark from the electrode going towards the metal part. If the spark is weak or non-existent, check the battery of your bike or change your plugs. Then, see if you get better results.
What to do when your motorbike wont start?
When combined with ethanol, gas will also break down even further and faster. The key here is to always use fresh gas. When a motorbike sits for long durations, the fuel system might also dry out. Therefore, you should check the fuel lines to ensure that the gas is getting to your throttle body or carbs.
Why does my moped not start with enough fuel?
If the idle adjustment screw is in too far, it will act the same as turning the throttle, so the engine will not get enough fuel to start cold. Turn the throttle open, and let it snap shut. You should hear the throttle slide “click” down in the carburetor as it closes.
What causes a scooter to have power but not start?
Check the Engine Ignition and Fuel System: In most cases, the problem with a scooter not starting but with power is caused by an issue with the engine; either a bad spark plug wire, bad plug or a fuel system problem.
How can I check if my scooter has a spark?
To check for a spark, remove the spark plug from the cylinder, hold the tip of the plug against the cylinder head and crank the engine. You should see a spark across the gap.
How do you know if your moped is running?
Crank the engine over, and it should have enough compression to “pop” your finger off the hole. 2. With the plug attached to the coil wire, lay the plug against the block so that it is grounded. Turn the engine over with the kill switch on, and you should see a bright blue spark between the electrodes on the spark plug. 3. Look in the fuel tank.