Esys — 3.40.2

Before installing eSys 3.40.2, ensure that your system meets the following requirements:

The Ultimate Guide to E-Sys 3.40.2: BMW Coding, Flashing, and Configuration esys 3.40.2

: Physical RJ45 Ethernet port or a high-quality USB-to-Ethernet adapter. Mandatory Vehicle Connection Hardware Before installing eSys 3

If your car’s voltage drops below 12.4V during a flash, a module can be partially written, leading to a . Always use a dedicated battery charger/power supply set to 13.6V-14.2V at 30-50A. Before installing eSys 3.40.2