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What does ECU mean in diesel vehicles?

1 Answers

SanKate

07/30/25 4:26am

ECU in vehicles stands for Engine Control Unit. Below is relevant information about ECU: 1. ECU in vehicles refers to the engine control computer. ECU is the abbreviation for Electronic-Control-Unit, also known as the vehicle computer or onboard computer. In terms of function, it serves as a specialized microcomputer controller for automobiles. 2. ECUs generally feature self-diagnosis and protection functions. When a system malfunction occurs, it can automatically record fault codes in RAM and implement protective measures by reading substitute programs from the aforementioned inherent programs to maintain engine operation. Simultaneously, these fault messages will be displayed on the dashboard and remain illuminated, allowing car owners to promptly identify issues and drive the vehicle to a repair shop.

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