No, motorcycles typically do not have OBD-II (On-Board Diagnostics II) ports. OBD-II is a standardized diagnostic system used in most vehicles, including cars and light trucks, to monitor and report on various aspects of the vehicle's performance. It provides access to diagnostic trouble codes (DTCs), which help identify and diagnose issues with the vehicle.
While some motorcycles may have diagnostic systems, they often differ from the OBD-II system found in cars. Motorcycles may use their own proprietary diagnostic systems or have different protocols for accessing diagnostic information. Therefore, if you need to diagnose or troubleshoot issues with a motorcycle, it is best to consult the specific manufacturer or model documentation for information on the diagnostic capabilities and procedures.