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Bosch Motronic Info

Motronic ECU Pinout for the 3B Engine

IMPORTANT - The information on this page is ONLY applicable to the 3B engine. It is NOT transferable to the ABY engine. 

The image below depicts the pin locations as if viewing the connector on the ECU.

3B ECU pinput

The image below depicts the 3B ECU pinout when viewing the cable assembly.

ECU Cable

The following table defines the functionality of each of the 55 pins on the 3B Motronic ECU. 

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Last Updated 12th May 2002