Data Link Connector: Description and Operation

Data Link Connector (DLC)

DLC is in compliance with SAE J1962 in its installation position, the shape of connector and pin assignment.
OBD-II serial data line (kline of ISO 9141) is used for SUZUKI scan tool (Tech-i) or OBD-II generic scan tool to communicate with ECM.
SUZUKI serial data line is used for SUZUKI scan tool (Tech-1) to communicate with an electronic control unit other than ECM (Airbag SDM, ABS control module, etc.).