Initial Programming Of Engine Control Module: Notes
WARNING: This page is about a different car, the 1996 Mercedes-Benz E300. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Trial installation of a control module from another vehicle is not possible. Trial installation of a new control module is possible, but only to a maximum of 40 engine starts. After 40 engine starts, the control module is permanently assigned to the vehicle.