HO2S Heater Monitor Readiness Code: Notes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Honda S2000, 2004 Honda S2000, 2003 Honda S2000, 2002 Honda S2000, and 2001 Honda S2000. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
All readiness codes are cleared when the battery is disconnected or when the ECM is cleared with an OBD II scan tool or the HDS.