Verified with XTuning.vn guidelines and confirmed against Scribd's Mercedes Pinout PDF .

For most diagnostic and programming tools, such as the Julie™ Emulator or standard bench-flashing harnesses, the following pins are the standard points of contact: Pin 7 & Pin 8 (Section 1) Switched Ignition (+12V): Pin 1 (Section 5) Ground (GND): Pins 4, 5, and 6 (Section 5)

In conclusion, the verified pinout of the Bosch ME20 ECU serves as a valuable resource for those working with this engine control unit. As the automotive industry continues to evolve, understanding the intricacies of engine management systems will remain essential for innovation and development.

Section 3, pins 5, 6, 7, and 8 control the fuel injectors; Section 4, pin 12 controls the fuel pump relay.