Identification
Bosch M2.10.4 is listed in Chiptuner-Datenbank control-unit catalogue. It is indexed under M-Motronic 2.
Documented example
Motron's diagnostic list includes an Alfa Romeo 145 1.4 Twin Spark 16v M2.10.4 example. Motron supported systems, Alfa Romeo 145. This is a source-scoped example, not a complete fitment list. Identify the actual unit before applying service information.
Workshop identification
Record the complete ECU designation, Bosch and manufacturer part numbers, engine code, vehicle year and market and software identity. Use the wiring and diagnostic information for the exact application. Similar series names do not establish a common pinout, calibration, immobiliser setup or programming procedure.
Sources and limitations
Chiptuner-Datenbank control-unit catalogue; independent catalogue, accessed 10 November 2026. Any additional example source is linked above. Catalogue and tool listings are not an exhaustive fitment guarantee; this page does not establish connector pin functions.