To avoid frying the internal circuitry of your M7.9.7, follow these steps:
Remember that Pin 44 and Pin 63 both need power for the ECU to "wake up." bosch m797 pinout better
The Bosch M7.9.7 uses an 81-pin connector system. It is physically divided into two main sections: a smaller 30-pin block and a larger 51-pin block. When looking at the ECU pins directly, numbering typically runs from left to right, top to bottom. Power and Ground Pins To avoid frying the internal circuitry of your M7