Data Link Connector: Description and Operation

Data Link Connector (DLC)
DLC (1) is in compliance with SAE J1962 in its installation position, the shape of connector and pin assignment.

OBD-II serial data line (K line of ISO 9141) (2) is used for SUZUKI scan tool or OBD-II generic scan tool to communicate with ECM. SUZUKI serial data line (6) is used for SUZUKI scan tool to communicate with an electronic control unit other than ECM (Air bag SDM, ABS control module, etc.).