The Diagnostic Adapter 3Pin, 4Pin & 6Pin 3in1 Cable Connector OBD2 OBDII, exclusively engineered for Yamaha motorcycles, represents a breakthrough in diagnostic versatility. Autodiag all-in-one tool integrates three critical interfaces to bridge Yamaha’s evolving diagnostic standards—from legacy 3-pin systems of classic models to modern 6-pin CAN-bus protocols—with universal OBD2 compatibility.