Inside Bosch ECU

Open a Bosch engine control unit and know what every component on the board does. Inside Bosch ECU is a 386-page visual guide to the electronics of more than 80 Bosch ECUs — diesel, petrol and truck — built from real board photos.

Each ECU starts with an annotated overview of its circuit board, every important component located and labelled, then walks through the board section by section: processing and memory, power supply and voltage regulation, injector and actuator drivers, sensor inputs and communication. For every part you get what it is, where it sits and what it does in the engine management system.

ECU families covered

Diesel: EDC7, EDC15 (C2, C4, C6, C7, C13, M1, P+, V, VM+), EDC16 (C2, C3, C8, C9, C34, C39, CP34, U31, U34), EDC17 (C50, C53, C54, C64, CP14, CP44, CS50, CS54, CV44, UC31)

Petrol: M1.5.4, M2.10.4, M3.8.3, M7, MA1.7, ME7, ME9.7, ME17, MED9.1, MED17, MEG17, MEV17, Motronic MP7, MP9 and more

Trucks: MAN, IVECO, Scania and DAF units

What you'll learn

• How a Bosch ECU board is organised, and how to find your way around any of them
• The role of the microcontroller, Flash, EEPROM and oscillator
• How the board turns battery voltage into clean, protected supplies for its logic
• Which driver ICs and transistors switch the injectors, ignition and actuators
• How sensor signals and the CAN bus reach the processor
• The function of protection diodes, filtering capacitors, shunts and inductors

Whether you repair ECUs, tune them, or simply want to understand what you are holding, this guide gives you a component-level map of the Bosch boards you meet every day.

English edition • 386 pages • Fully illustrated with real board photos • 80+ Bosch ECUs