How do you remove th ECU on a 1993 Mazda MX3?

To remove the ECU from a 1993 Mazda MX3, start by disconnecting the negative battery terminal to ensure safety. Next, locate the ECU, which is typically found under the dashboard on the driver's side. Remove the screws or bolts securing the ECU in place, then disconnect the wiring harness by gently pulling it away from the unit. Finally, carefully lift the ECU out of its mounting location.