Flashing software onto hardware and directly delivering the hardware. This has been a common black-box delivery model in the automotive electronics software industry. At the same time, the main line of the ECU development process is basically centered around sample delivery. Of course, nowadays, with the increasing decoupling of software and hardware, the popularity of … Read more
After a month of waiting, tens of thousands of car owners finally received the final response from Dongfeng Honda! On February 12, Dongfeng Honda officially announced the investigation report and solution regarding the “oil dilution” incident. Dongfeng Honda announced that to reduce the increase in oil levels, they will perform an ECU upgrade (with recalls … Read more
ECU tuning is one of the most fundamental modifications for enhancing vehicle performance. Almost all hardware modifications related to the engine require ECU remapping to achieve maximum power gains.Especially for turbocharged vehicles, it can be considered a cost-effective performance upgrade.Currently, mainstream turbocharged cars can easily achieve a 10%-20% horsepower increase simply by remapping the ECU … Read more
Recent work has required frequent interaction with testing, but I am not an expert in this niche area. Looking at thousands of test cases and a variety of testing devices and tools, along with the complex curves and charts presented by engineers, I found it quite overwhelming and difficult to understand, leading me to deep … Read more
In this series on “Engine Management”, we will explain some common issues and blind spots encountered by domestic players, aiming to help everyone understand how the ECU program controls the engine’s operation and what modifications should be made to the ECU program after changing the engine’s hardware.Mastering knowledge and scientifically modifying is the only way … Read more
Introduction 1. Functions of the Bootloader 2. How to Establish Reliable Bus Communication? 3. Parsing Programming Files (S19/HEX/BIN) 4. NVM Driver Development 5. Other Key Points in Bootloader Development a. Relationship between Bootloader and Application b. Methods for Jumping from Bootloader to Application c. Knowledge and Debugging Techniques Required for Bootloader Development d. Download Methods … Read more
First, let me clarify that this story is a bit long. Please prepare yourself mentally. Hello everyone, I bought a low-power version of the BMW X3. At that time, I was just starting a business and didn’t have much capital, so I couldn’t afford the high-end model. Since it was a low-spec car, the configuration … Read more
Today, I would like to discuss a topic related to power upgrades and control unit modifications. With many Volkswagen and Audi vehicles available, there are numerous options for power upgrades, including factory upgrades and other sophisticated software-related modifications. In the past, people believed that power upgrades through software flashing would not affect the warranty since … Read more
The emergence of domain controllers is merely a mid-battle shift. Author | Anqi To enrich the electronic functions of vehicles, manufacturers once made a grand effort to equip cars with various ECU components. From 1993 to 2010, the number of ECUs used in the Audi A8 model surged from 5 to over 100. In stark … Read more
Can a crane’s program be upgraded from lifting 5 tons to 15 tons?Currently, electronic control engine technology has matured, and its application fields are becoming increasingly broad. As the core controller of the engine, the ECU (Electronic Control Unit) upgrade and program rewriting are well-known and sought after by many.Recently, it has come to my … Read more