How to Reset the ECM/PCM
How to Reset the ECMYou can reset the ECM in either of 2 ways:
- Use the OBD II scan tool or Honda PGM Tester to clear the ECM's memory.
See the OBD II scan tool or Honda PGM Tester user's manuals for specific instructions.
- Turn the ignition switch OFF, and remove the No.25 BACK UP (7.5 A) fuse (A) from the under-dash fuse/relay box (B) for 10 seconds.