How do you reset 2000 dodge neon ecu?

To reset the ECU of a 2000 Dodge Neon, disconnect the negative battery terminal and leave it disconnected for about 15 minutes. This allows the system to reset and clears any stored error codes. Afterward, reconnect the negative terminal and start the car, allowing the ECU to relearn its parameters during normal driving conditions. Make sure to check for any persistent issues that may have triggered the need for a reset.