The Bosch ME2.0 is a robust Engine Control Unit (ECU) found primarily in late-90s Mercedes-Benz vehicles, particularly those equipped with M104, M111, M112, and M113 engines
| Pin Number | Signal Name | Description | | --- | --- | --- | | 15 | TPS | Throttle position sensor | | 16 | MAP | Manifold absolute pressure sensor | | 17 | ECT | Engine coolant temperature sensor | | 18 | IAT | Intake air temperature sensor | | 19 | O2 | Oxygen sensor (lambda) |
Black Smoke Racing: Offers documentation for Mercedes-Benz ECU wiring often used in custom tuning and repair projects. bosch me20 pinout verified
involves using a Julie™ Emulator to bypass the factory immobilizer (IMMO OFF), which requires precise wiring to the K-line and power pins.
Thanks! It sounds like you've been diving into the Bosch ME7/MED9 (or similar ME-series) ecosystem. These ECUs are legendary in the tuning and reverse-engineering community because they were one of the first widespread "flashable" Siemens/Bosch units that moved away from simple socketed chips to complex obfuscated code. The Bosch ME2
The "pinout" refers to the map of the connector interface. For the ME20, the connector is typically a multi-plug design (often 2 or 3 rows of pins in a single large connector, or dual connectors). Working with a verified pinout is critical because guessing pin assignments on a modern ECU can lead to short circuits, frying the internal PCB, or damaging engine sensors.
For standard bench communication or power testing, the following pins are typically identified for the Bosch ME 2.0 (Mercedes-Benz): Always disconnect the battery before major harness repairs
Communication and Data Transfer