Motronic

Motronic is the trade name given to a range of digital engine control units developed by Robert Bosch GmbH (commonly known as Bosch). The unique feature of these systems, compared with their predecessors, is combined control of fuel and spark in a single unit. By controlling fuel and spark together, many aspects of the engine's characteristics (such as power, fuel efficiency, driveability and emissions) can be improved.

Read more about Motronic:  Motronic ML3.1, Motronic ML4.1