OBDSTAR ECU Master is a comprehensive, PC-based ECU flashing, cloning, and tuning platform designed for professional automotive locksmiths and mechanics. It is the premier choice for workshops needing to service passenger vehicles, heavy-duty trucks, motorcycles, and EVs—offering unmatched coverage and safe, open-free ECU operations.
Why choose OBDSTAR ECU Master Programmer?
- Unmatched Vehicle Coverage: It supports thousands of models across Passenger Cars (BOSCH, CONTINENTAL, DELPHI, DSG TCM), Heavy-Duty Trucks (VOLVO, SCANIA, CUMMINS), Motorcycles, and Electric Vehicles (EVs).
- Advanced ECU Operations: It provides full-process operations including ECM, TCM, and BCM reading/writing, cloning, immobilizer decryption, checksum correction, and virgin reset.
- Multiple Connection Modes: Unlike standard tools that rely exclusively on OBD, it supports Read/Write via OBD, BENCH mode, BOOT, JTAG, and BDM.
- Beginner-Friendly UI: Despite handling complex, highly advanced chip-level operations, its PC software is designed with clear menus and helpful anti-misoperation reminders.
- Specialized Module Support: It handles difficult-to-service components, such as non-destructive cloning for Ford/Volvo BCMs and unit adaptation for Mercedes-Benz FBS4.
Functional Overview
[Passenger Cars]
- System Types: ECM, TCM, BCM
- Supported Protocols: Bosch MED17/EDC17, Continental SIMOS, Chrysler GPEC, Delphi, VAG DSG, Mercedes FBS4.
- Special Functions: Checksum correction, IMMO data conversion/decryption, IMMO Off, VIN read/write, mileage correction, runtime/coolant sensor calibration, virgin resets.
[Heavy-Duty Vehicles]
- Market Coverage: Commercial trucks (European, Asian, domestic) and agricultural/off-highway equipment (John Deere, Case New Holland, Kubota, Yanmar).
- ECU Hardware: Bosch, Denso, Continental, Delphi, Siemens, Cummins, Wabco, ZF units.
- Special Functions: Odometer adjustment, VIN customization, ECU lock/unlock, MAP editing, IMMO configuration, factory resets.
[Motorcycles]
- Compatibility: 100+ Brands | 300+ Controller variants.
- Special Functions: Flashing, VIN/ISN synchronization, odometer alignment, data buffer resets, checksum generation.
Targeted Coverage Highlights
- HD Platforms: Bench/Boot support for Mercedes PLD (MR-A2 to MR-A8); full data access for ACM, ADM, MCM, CPC variants; Scania EMS; MAN EDC7; Volvo EMS; Cummins CM-series VIN alignment; Bosch/Wabco TCM and EBS units.
- Car Platforms: Mercedes FBS3/FBS4 gearbox adaptation; BMW 8HP Gen3 and JLR transmission cloning; Ford MG1/MD1 Gen2 (2020+ OBD/Bench access); VAG SIMOS, EDC17, ME17 systems; Magneti Marelli (11GB/11GC/11GF); EV components (VCU & BMS for BYD, Geely, VAG).
- Bike Platforms: Harley-Davidson (CAN/J1850), Honda Keihin, Kawasaki Denso, CFMOTO—all accessible via stable Bench-mode operation.
How to choose OBDSTAR ECU Master Version?
It comes with ECU Master A, B, C, D and full version.
Choose any configuration according to your need:
- Full Version: Covers passenger car, EV, motorcycle, and HD functions.
- Configuration A: Passenger Vehicles (ECM/BCM/TCM) + EV (Electric Vehicle) modules.
- Configuration B: Dedicated Motorcycle ECMs.
- Configuration C: Commercial & Heavy-Duty (HD) Diesel Trucks and Agricultural Tractors (ECM/BCM/TCM).
- Configuration D: Safety systems, including Airbag, BMS (Battery Management System), and SAS (Steering Angle Sensor) Resets.
| Models | Software functions | ECU MASTER A | ECU MASTER B | ECU MASTER C | ECU MASTER D |
| Passenger Car | TCM | √ | |||
| Passenger Car | ECM | √ | |||
| Passenger Car | BODY/CHASSIS/OTHER | √ | |||
| EV | BMS/VCU/OTHER | √ | |||
| Motorcycle | ECM | √ | |||
| HD | TCM | √ | √ | ||
| HD | ECM | √ | √ | ||
| HD | BODY/CHASSIS/OTHER | √ | √ | ||
| AIRBAG/ OTHER/ BATTERY/ SAS RESET Function | √ |
OBDSTAR ECU Master A+B+C COVERAGE
How to use ECU Master?
1.Download ECU Master Software:
Go to [www.obdstar.com/DownloadStd_Downloadcenter.html]
Download software by clicking “ECU MASTER” directly
2.Download OBDSTAR ECU Master User Manual
Strictly follow the user manual to operate
OBDSTAR ECU Master Accessories
1.Standard Accessories
2.Optional Accessories (need to be purchased additionally)
NOTE:
The heavy-duty cable series (HD-001, HD-013, and HD-015) is specifically engineered for commercial and agricultural vehicle applications. These adapters must be used in conjunction with the main BENCH-D cable harness for correct operation.












