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What does VCU mean in automobiles?

1 Answers

Eric

07/30/25 9:51am

Automotive VCU refers to the core electronic control unit that implements vehicle control decisions. It is generally only equipped in new energy vehicles, as traditional fuel-powered vehicles do not require this device. Below are relevant details about automotive VCU: 1. Functionality: The VCU collects signals such as the accelerator pedal, gear position, and brake pedal to determine the driver's intentions. By monitoring vehicle status information, the VCU processes and sends control commands to the powertrain and battery system for vehicle operation. It also controls the working mode of the onboard auxiliary power system. Additionally, the VCU has vehicle system fault diagnosis, protection, and storage functions. 2. Design Principle: The VCU hardware adopts standardized core module circuits and VCU-specific circuit designs. The standardized core module circuits can be ported and applied in MCUs and BMS, making the platform-based hardware highly portable and scalable.

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