Description
Overview
GODIAG GD101 is a USB J2534 PassThru diagnostic interface for compatible vehicle-manufacturer and professional diagnostic software. It also supports ELM327-compatible applications and standard J1979 OBD-II diagnostics.
Key Features
- J2534 PassThru communication
- ECU reprogramming support in compatible J2534 software
- Programming-voltage output
- ELM327 command set version 1.3a
- USB 2.0 PC connection
- Manufacturer firmware updates
Supported Protocols
- ISO 15765 standard and extended frames
- ISO 9141
- ISO 14230
- J1850 PWM with IFR and 2× speed mode
- J1850 VPW with 4× speed mode
- J1979 and ELM327-compatible communication
MS-CAN used by some Ford and Mazda vehicles is not supported.
Compatible Software
Compatible with many J2534 applications, including HDS, TIS, ODIS, JLR SDD and PCMFlash, and with compatible ELM327 software such as ScanMaster and ELMConfig.
Third-party software and licences are not included. Compatibility and available functions depend on the vehicle, software version and control unit.
Technical Specifications
| High-speed CAN | ISO 11898-2, OBD-II pins 6 and 14, up to 1000 kbit/s |
|---|---|
| K-Line | ISO 9141 / ISO 14230, pins 7 and 15 |
| J1850 PWM | Pins 2 and 10 |
| J1850 VPW | Pin 2 |
| Programming voltage | Pins 12 or 13, up to 20 V |
| Vehicle voltage | 8–18 V DC |
| PC connection | USB 2.0 |
| Dimensions | 95 × 55 × 23 mm |
| Operating temperature | −20 °C to 45 °C |
Package Contents
- GODIAG GD101 interface
- User manual and drivers in English
Programming Safety
Before ECU programming, confirm exact software and vehicle compatibility and connect a stable external power supply. Perform programming only when legally authorised.






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