Patent ID: 6964260

Claim:
A two-wheeled vehicle having an engine comprising: an engine control device including sensors, an engine body including a cylinder body having at least one variable volume combustion chamber, an ignition system having at least one ignition coil and at least one igniter, said igniter configured to ignite an air/fuel mixture within said combustion chamber, said igniter being operated according to a predetermined ignition timing, a throttle actuator position sensor delivering a signal representing a drivers torque request to an electronic control unit, said electronic control unit activating a an actuator, said actuator activating a throttle valve, a sensor failure detection system that monitors a plurality of sensors that are responsive to operational parameters of said two-wheeled vehicle, said failure detection system detecting an unacceptable output of at least one of said sensors, and a controller responsive after a predetermined period of time following said unacceptable output detected by said failure detection system to selectively vary engine parameters to slow said engine at a predetermined gradual rate.