OBDSTAR TCM-012 Benz VGS3-NAG2 / VGS2-VAG2 / VGS4-0-NAG2 Gearbox Adapter

The OBDSTAR TCM-012 is a dedicated gearbox adapter cable designed for Mercedes-Benz vehicles. It allows technicians to directly connect to Siemens VGS2-NAG2 and VGS3-NAG2 transmission control units (TCUs) used in the Mercedes 722.9 7G-Tronic automatic transmissions.

• ECU Cloning & Backup: Allows reading and writing of internal maps/flash for cloning a used or replacement transmission control module without visiting a dealer.

• Bench Programming: Connects detached or installed TCUs directly on the workbench to bypass the vehicle's OBD port.

• Additional Services: Supports cluster calibration (mileage correction) and module renewal (personalization/activation)

• OBDSTAR DC706 (ECU/TCU Programmer)
• OBDSTAR ECU MASTER
• OBDSTAR X300 Classic G3
• Other third-party diagnostic programmers (when used in conjunction with the OBDSTAR Converter V2)