Erasing Diagnostic Trouble Code Memory
WARNING: This page is about a different car, the 2002 Acura 3.2CL. However, it is still accessible from the selected car via links, so may be relevant.
Erase DTC memory with Honda PGM Tester connected to data link 16-pin connector, or by connecting an SCS Service Connector (07PAZ-0010100) to Memory Erase Signal (MES) connector.