Data Link Connector (DLC)

The provision for communicating with the control module is a Data Link Connector (DLC). The DLC is usually located under the instrument panel. The DLC is used in order to connect to a scan tool. Some common uses of the scan tool are listed below:
^ Identifying stored Diagnostic Trouble Codes (DTCs)
^ Clearing the DTCs
^ Performing the output control tests
^ Reading the serial data