Without Hydraulics Brake-By-Wire in Small Series Still in 2026

From Thomas Günnel Thomas Günnel | Translated by AI 2 min Reading Time

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The first brake-by-wire systems are to be produced in small series in China this year. The first vehicle model has already been determined.

Chinese car manufacturers and suppliers want to produce small batches of brake-by-wire systems this year.(Image: Chery)
Chinese car manufacturers and suppliers want to produce small batches of brake-by-wire systems this year.
(Image: Chery)

Chinese car manufacturers and suppliers want to start small series production of brake-by-wire systems that function electronically and mechanically, or EMB for short, this year. This was reported by the news site Car News China. In the system, only electronic actuators transmit the service braking force. There are no hydraulic circuits.

Standard Regulates Requirements for Electrical Braking Systems

In May 2025, legislators in China published a binding standard. According to Car News China, the standard defines the term "electric transmission braking system" as a braking system that is exclusively electrically operated and controlled by the driver. The standard also regulates minimum requirements for redundancy, reliability and validation. With these specifications, car manufacturers and suppliers can certify EMB systems for series production in passenger cars.

First Production Lines And Certificates

According to the news site, Orient-Motion Technology has set up production lines and is working with Dongfeng Liuzhou Motor and Geelys Farizon. Jiongyi Electronic Technology has completed endurance testing and ISO 26262 certification for its fully dry EMB products, according to the news site.

Motion Technology has validated its EMB assembly line for series production, while Watson Rally has reached the calibration and production validation phase, according to market research company Research and Markets.

First Series Model With Electronic Brakes

According to Car News China, the first production model with EMB technology will be Chery's Exeed EX7. Chery boss Li Xueyong announced the market launch of the model with the braking system at the beginning of February. The article states that Chery's ET series electric vehicles have passed the EMB tests - and are therefore potentially suitable for being equipped with the system this year.

The Chery subsidiary Kaiyi Automobile and "U Power" are working together with Beijing West Industries to integrate EMB systems into new models. U Power offers battery exchange systems and components for electric vehicles. According to Car News China, industry insiders also mention the Li Auto L9 Livis as a potential model that will come with EMB—but this has not been confirmed.

Technically Still Complex

According to the news site, Beijing West Industries has also announced dual-motor EMB systems. The company plans to integrate these into the Kaiyi and U-Power platforms in 2026. They are intended to enable complete, independent four-wheel steering without hydraulic components.

However, the technical complexity remains a challenge. According to Car News China, the performance of the actuators, functional safety, system redundancy and cost control continue to pose problems for developers—and will determine how quickly electronic-mechanical braking systems move from prototype status to commercially available systems.

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