Accessing Parameter Identification
Turn ignition switch to LOCK position. Connect Worldwide Diagnostic System (WDS) tester, New Generation Star (NGS) tester or equivalent diagnostic tool to Data Link Connector (DLC). DLC is located under instrument panel between steering column and radio. See Figure. Following scan tool manufacturer's instructions, enter PID/DATA MONITOR AND RECORD for desired module. Operate appropriate system and ensure Parameter Identification (PID) expected values are obtained.