Clearing Diagnostic Trouble Codes
WARNING: This page is about a different car, the 2002 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If battery is disconnected for a prolonged period of time, all diagnostic information is cleared.
Turn ignition off. Connect scan tool to DLC. See Figure. Turn ignition on. Enter CLEAR CODES or Mode 4 on scan tool.