Yamaha OBD2 4 Pin diagnostic Plug Adaptor Cable For Motorcycle Bike ATV. 4-pin Plug Adaptor for use with certain Yamaha motorbikes. This adaptor converts a standard 16-pin OBD2 type plug to the Yamaha 4-pin plug for plugging into the motorbike diagnostic socket for CAN Bus models. What is CAN Bus? CAN Bus is the latest electronic communication type on motor vehicles. Which Yamaha models are covered? Starting 2015 onwards. Though it is model dependent. Some models from 2017 onwards. Please always check what connector you have. Typically used with diagnostic readers to convert the standard 16-pin plug into the required 4-pin plug. Can be used with your Code Reader or wireless OBD2 Bluetooth reader/resetter Key Features: #16-pin female to 4-pin Yamaha plug # Professional factory-molded lead Compatibility: For certain Yamaha motorbikes or similar. Typical use includes connection with Diagnostic systems including OBD2 fault code readers. 1 x 16-pin female socket to 4-pin male Yamaha plug