Nexiq 9-Pin Deutsch Adapter, Locking is a core diagnostic adapter for heavy-duty truck service. It works with USB-Link 2 and USB-Link 3 devices and supports Class 4-8 trucks from 1998 to present. Its locking design helps keep the connection secure during diagnostics, while protocol support for J1708, J1939, CAN1, CAN2, and CAN3 gives technicians broad coverage across heavy-duty vehicle applications.

















