How reset ecu 2007 Camry?

To reset the ECU of a 2007 Toyota Camry, first disconnect the negative battery terminal and wait for about 10-15 minutes to allow any residual power to drain. Reconnect the terminal and start the vehicle, allowing it to idle for a few minutes to let the ECU recalibrate. It's also a good idea to drive the car for a short distance to help the ECU relearn its parameters. If you have any persistent issues, consider consulting a professional mechanic.