No, it will take care of itself.
A 2000 Honda Accord check engine light will stay on if the ECU is not reset. To reset the light remove the ECU fuse from the engine bay fuse box. Reinsert it after 5 seconds.
Disconnecting the negative battery cable for 5 minutes will reset the ECU. However, it will just come back on if the problem that caused it to illuminate is not repaired.
Have the ECU scanned with an OBD2 scan tool and then repair the problem. You can then try to reset the ECU by removing the negative battery cable for 5 minutes which may or may not reset the ECU. If it does not, it will have to be reset with the scan tool.
where is the ecu located on a honda accord 2003
the 1994 Honda accord has an obd2 ecu.
The ECU of a 2000 Honda Accord can be found on the passenger side of the cabin. Under the footwell will be a steel case which protects and holds the ECU unit.
The check engine light on a 2003 Honda Accord will be triggered when something on the engine is malfunctioning. To rid the check engine a light the ECU will need to be reset.
In the engine by the battery
You do not need to remove a fuse at all. To reset the ECU on Honda Accords, just disconnect the negative battery cable (or whatever cable is ground) and wait for 15 minutes, then reconnect.
its behind centre consol
Honda Accords are governed at 120 mph by the ECU.