Using Scan Tool

WARNING: This page is about a different car, the 2002 Mercury Villager. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition off.
Ensure proper memory (EPROM) card is inserted into NGS scan tool.
Connect service connectors of adapter cable to vehicle Data Link Connector (DLC) and New Generation STAR (NGS) tester.
Connect NGS scan tool power supply cable to power.
Select vehicle and engine selection menu (optional).
Select year, engine, model and any additional information requested by scan tool.
Turn ignition on or start engine if necessary. Scan tool is ready to communicate with PCM.
Select DIAGNOSTIC FUNCTIONS.
Select CLEAR DIAGNOSTIC TROUBLE CODES.
To disconnect scan tool, turn ignition off and disconnect scan tool from OBD-II DLC and power supply.