P0602 Powertrain Control Module (PCM) failure, Wiring issue

---------------------------P0602 typically indicates a failure in the Powertrain Control Module (PCM), which is the main computer that controls the engine and transmission. It may also indicate a problem with the wiring that connects the PCM to other components in the vehicle. The PCM is responsible for monitoring and controlling many different systems in the vehicle, so a failure in this component can cause a variety of issues. To diagnose and fix the problem, it is recommended to take the vehicle to a qualified mechanic or dealership for proper inspection and repair.