The ECUHELP KTtuner is a professional ECU programming tool that combines the functions of TagFlash and KT200 Plus into one integrated tuning solution. It is designed for workshops and tuners who need stable, fast, and flexible ECU operations.

Key Features:
Read and write the ECU OBD, Bench, BOOT, BDM, and JTAG mode.
Compatible with cars, trucks, motorcycles, boats, and heavy machinery
Supports offline working mode
Support ECU clone
Do checksum calculation automatically
ECU service functions: DTC Off, Immo Off, TPROT Off, Speed Limit Off
High-speed USB2.0 communication
Stable EEPROM and Flash read/write via OBD
Direct chip identification in bench mode
Up-to-date protocols synchronized with original tools
Built-in reset function (no need to restart software after errors)
Designed to protect ECU from improper writing

KTtuner vs ECUHELP KT200II:
KTtuner is essentially a combination of TagFlash and KT200 Plus, integrating the functions of both devices into one complete tuning solution.

KTtuner and ECUHELP KT200II have complementary vehicle coverage, with each focusing on different brands and ECU types to meet various user needs.

In comparison, ECUHELP KT200II offers more comprehensive functions, wider protocol support, and stronger overall performance.

Conclusion:
ECUHELP KTtuner is a stable, efficient, and workshop-friendly ECU programmer suitable for daily tuning, cloning, and ECU service operations, especially when bench and OBD performance are priorities.