Not all interfaces are created equal. If you suffer from chronic errors, consider upgrading your hardware.
PCMFlash 120-pin connector (often referred to as the ) is a specialized bench cable or harness designed to interface with automotive Engine Control Units (ECUs) without opening the casing. It is primarily used with software and Scanmatik 2 Pro hardware for bench-mode reading and writing. Technical Overview pcmflash 120 link
J2534 interface, which serves as the bridge between the PC and the ECU. Connector Type Not all interfaces are created equal