🚛 LAUNCH X431 Heavy & Commercial Vehicle Diagnostic Software Update – June 2025

Mercedes-Benz Heavy Trucks: V19.30

🆕 New Features:

• Added special engine control functions, including oil consumption test while driving.

• Added parameter settings for driver management system.

• Added clutch actuator test for transmission control.

• Added transmission learning procedure for buses.

• Added ESP(R) learning and electronic brake system parameter settings.

• Added fan control function for engine management system in trucks.

• Added dynamic cylinder comparison and fuel consumption measurement for buses.

• Added exhaust system fault clearing and injection quantity adjustment for industrial engines.

• Added functions for transmission process verification and clutch control mechanism.

• Added AdBlue® and DPF (Diesel Particulate Filter) support for industrial engines.

• Added active tests for SCR (Selective Catalytic Reduction) system and AdBlue tank heater valve activation.

• Added engine management system parameter adjustment.

• Added AdBlue dosing inspection for buses.

Bendix ABS: V10.90

⚙️ Optimizations:

• Optimized Bendix J1708 system communication.

• Improved Wingman system parameter writing.

• Optimized static calibration for front camera.

• Enhanced ABS trailer system performance.

Dongfeng Light Trucks: V11.40

🆕 New Features:

• Added parameter calibrations for engine systems ZD30 D/C and ZD25 D/C (China VI).

• Added calibrations for M9T engine (Kai Long and Tenneco).

Hyundai Heavy Vehicles: V12.30

🆕 New Feature:

• Added action test for model years 2019–2021.

MAN: V16.90

🆕 New Features:

• Added action tests and special functions for the FEDC engine system.

• Added identification matching and basic functions for new systems.

⚙️ Optimizations:

• Improved basic functions (data flow, fault codes) for certain systems.

Allison: V10.58

🐞 Bug Fix:

• Fixed an issue where warning light status did not update after a successful test.

Exhaust System Upgrade: V11.70

🆕 New Features:

• Added basic and special functions for Kai Long systems (Chaoyang Diesel and M9T).

• Added functions for Faurecia DCU (Yunnei).

Fast Gear Transmission: V10.36

🆕 New Features:

• Added parameter flow for series F6JZ, F8JZ, F12JZ, F16JZ, V30, and V40.

• Added support for 8/12-pin and 11/12-pin connectors.

⚙️ Optimization:

• Improved auto-search function.

Eaton: V10.76

🆕 New Feature:

• Added support for online solutions.

Dongfeng Commercial Vehicles: V11.90

🆕 New Features:

• Added automatic testing function.

• Added basic and special functions for DA08 automatic transmission.

• Added ECAS_K air suspension system (Ruili) support.

• Added data flow for Eaton AMT and TPMS – NANDOU.

⚙️ Optimizations:

• Detailed improvements to version info, fault codes, and module functions (door control, radar, TPMS, braking systems, etc.).

FAW Jiefang: V14.30

🆕 New Features:

• Added functions for 12TA classic transmission.

• Added functions for off-road transmissions.

• Added AMT transmission support for Qing Qi light trucks.

⚙️ Optimizations:

• Wide range of improvements to fault codes and parameters for multiple components (retarder, HCU, EPB, DMS...).

Volvo Heavy Vehicles: V18.80

🆕 New Feature:

• Added data flow for multiple systems simultaneously.

Kubota: V10.21

🆕 New Feature:

• Added support for new vehicle models.

⚙️ Optimization:

• Enhanced support for unknown ECU versions.

WABCO: V11.75

🆕 New Features:

• Added pressure sensor calibration for ECAS CAN2.

• Added sensor initialization and height calibration for TEBS-E system.

ECU Programming Upgrade: V12.80

🆕 New Features:

• Added Bench mode read/write functions for more MAN ECUs (EDC7C32, MD1CE100, EDC17CV41).

• Added OBD mode read/write functions for MAN, SCANIA, IVECO, ISUZU.

• Added database for ECU programming (Cummins).

• Added post-treatment programming for Tenneco China VI exhaust systems.

⚙️ Optimizations:

• Improved performance for Cummins, Sinotruk, Kai Long, SFH, Yuchai, and others.

ZF Support: V10.45

🆕 New Features:

• Added support for agricultural machinery (EST-57A – T-7000 PVS/IRS and EC3-TPT systems).

• Added clutch calibration and bench test functions for TraXon transmission.

• Added XML programming for hydraulic retarder.

• Added data programming function.

⚙️ Optimization:

• Enhanced TraXon transmission and retarder functionality.

🔧 Summary

The June 2025 update for LAUNCH X431 Heavy Duty diagnostic software introduces significant improvements across major truck and industrial brands — Mercedes-Benz, MAN, Volvo, Dongfeng, FAW, ZF, Allison, and others.
With expanded ECU programming, more precise calibration tools, and added support for China VI emission standards, this update further strengthens Launch’s position as a leader in professional heavy-duty diagnostics.

Stay up to date, ensure your workshop’s diagnostic capabilities remain future-ready, and take full advantage of these newly added systems and optimizations.