Esys Plus 402 Top Exclusive

Quick update as at June 2019 - Tokenmaster has issued a free version of E-Sys Launcher Pro, via his blog. Bimmerpost Installation BMW E-SYS - Diagnostic Software

The "402" in the name refers to the hardware revision or a specific OEM-equivalent chipset that provides faster data throughput and better stability than older 1.x or 2.x versions. The "Top" designation indicates the premium configuration, often including additional adapters, cables, and a ruggedized casing.

Would you like a shorter version, or one focused more on a specific use case (e.g., coding, diagnostics, or flashing)? esys plus 402 top

"As you wish."

Many tuners offer remote flashing services (e.g., Stage 1 maps). The 402 Top’s USB-to-Ethernet bridge mode allows the remote tuner to take full control of the interface as if they were plugged in locally. This is a huge advantage over cheap cables that lack proper remote support. Quick update as at June 2019 - Tokenmaster

Electrical cabinets housing VFDs (Variable Frequency Drives) and PLCs often require forced exhaust. The ESYS Plus 402 Top, paired with a dust filter, maintains positive pressure inside the cabinet to keep contaminants out.

Many ECUs (Engine Control Units) require stable 13.5V–14V during flashing. The 402 Top features a built-in voltage regulator and overvoltage protection. It can also be externally powered via a DC jack if the vehicle’s battery is weak—a lifesaver during long programming sessions. Would you like a shorter version, or one

: Locate the specific module (like the HU_CHAMP or BDC_BODY), read the coding data, and use "Edit FDL" to change parameters.