Engine smokes excessively Pullstarter is broken. Screws are loose. Rear wheel is locked or clutch seems damaged. Handlebars will not fold. Handlebars are loose.
Fork is bent.
Rear Brake Installation Changing the Aluminum Mounting Case Troubleshooting your Mosquito Problem Solution Mosquito won t start. Disconnect the kill switch near the engine. The wire can ground out on the frame under the board. Make sure the primer bulb is working on the carburetor and the black fuel line is not worn. It should be light brown, not oily.