







Smartphone-Based Full-System Diagnostics with CAN-FD Support
The ThinkDiag 2 takes diagnostic tools to the next level, transforming your smartphone into a professional-grade device for vehicle diagnostics and maintenance. Designed for mechanics, workshops, and DIY users, it combines wide compatibility, powerful functions, and wireless convenience in one compact package. As the upgraded version of the original ThinkDiag, it introduces faster communication, enhanced coverage, and CAN-FD support for the latest GM vehicles.
Key Features
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CAN-FD Protocol Support
Compatible with the newest GM models (2019 and later), the ThinkDiag 2 includes CAN-FD as standard. This eliminates the need for an additional adapter, giving faster, more reliable diagnostics and ensuring no faults go undetected.
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Bi-Directional Control
Run active tests and send commands to individual components to confirm operation. From windows and mirrors to A/C, lights, and doors, you can verify functions instantly and diagnose issues more accurately.
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ECU Coding
Unlock hidden features, adapt replacement parts, and customise your vehicle settings. ECU coding gives you flexibility to optimise your car to suit your preferences.
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Full-System Diagnostics
Covers all major systems including engine, ABS, airbags, transmission, EPB, TPMS, SAS, A/C, BMS, and more. Reads and clears fault codes, shows freeze-frame data, and delivers OE-level information across every module.
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15+ Maintenance Functions
Perform essential reset and adaptation procedures with ease. Supported functions include oil service reset, brake pad replacement, ABS bleeding, battery registration, DPF regeneration, TPMS calibration, steering angle reset, and more.
Broad Compatibility
The ThinkDiag 2 supports over 120 car brands across US, European, and Asian markets. It works with most vehicles built from 1996 onwards and supports both iOS and Android devices via Bluetooth. With multilingual support in over 15 languages, it is designed for global use.
Additional Highlights
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AutoVIN and Auto Scan for faster vehicle identification
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Generate, save, and share detailed diagnostic reports
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Compact, portable design for convenience
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Lifetime free OBD2 engine code reading and clearing
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One year of free full-system access for all brands included
Software and Updates
Each ThinkDiag 2 comes with a free 12-month All Manufacturers subscription. This unlocks every diagnostic and maintenance function across all supported brands. After the first year, you can renew software by manufacturer at $39.95 USD per year, or allow it to lapse and continue using the free lifetime OBD2 engine fault code reader.
What’s in the Box
Why Choose the ThinkDiag 2?
The ThinkDiag 2 combines workshop-level capability with the convenience of a smartphone interface. Whether you need to clear a fault, customise ECU settings, or run system-level diagnostics, this tool delivers accuracy, reliability, and unmatched value in its class. With CAN-FD included and lifetime engine code reading, it is the smart choice for mechanics and car enthusiasts alike.