掌握 ECU 刷写行业的专业术语，从标定校验码到故障诊断代码，一应俱全。
A Diagnostic Trouble Code (DTC) is a code generated by a vehicles On-Board Diagnostics (OBD) system when a malfunction is detected.
The Calibration Verification Number (CVN) is a checksum used by dealerships to verify if an ECU has been modified.
An Engine Control Unit (ECU) is a small computer inside a vehicle that controls various engine functions such as fuel mixture, ignition timing, and idle speed.
WinOLS is a dedicated software developed by EVC for modifying the memory contents of ECUs.