Full-System Diagnostics, Coding and Active Tests From Your Phone
THINKDIAG 2 plugs into the OBD2 port and pairs with the ThinkDiag app to run OE-level diagnostics on all systems, ECU coding, active tests and maintenance resets across 120+ car brands. Built-in CAN FD adds 2020-and-later GM vehicles. The dongle must be activated in the app before use.
- CAN FD Support
- 120+ Car Brands
- ECU Coding
- Bidirectional Active Tests
- 1 Year of Free Updates
Key Features
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OE-Level Diagnostics on All Systems
Read codes on ABS, SRS, engine, transmission, BCM, TPMS, EPB, body, AWD, door lock, battery, ESP, parking sensor, cruise control, instrument and more.
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ECU Coding
Change adaptive data in control modules after parts are repaired or replaced, such as power window, illuminated entry, light control, slide roof, air conditioner, display and unit settings.
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Active Tests
Operate actuators without the vehicle’s controls: radiator fan, throttle, windows, mirrors, lights, horn and door locks.
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Maintenance Resets
Oil, EPB, DPF regeneration, SAS, ABS bleeding, injector coding, immobilizer reset, TPMS, battery matching, gearbox relearn, throttle relearn, EGR, sunroof, suspension and adaptive front lighting.
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Key and Remote Learning
IMMO functions include key learning, remote control learning and adding a remote.
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Live Data, Auto VIN and Reports
Graph up to four live data items together, record data, auto-detect VIN, year, model and engine, and create health reports to view, share or print.
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10 OBD2 Functions
Read and clear DTCs, DTC lookup, freeze frame, live data graph, O2 sensor, EVAP and on-board monitor tests, I/M readiness, VIN information and MIL off.
Highlights
Coding and Bidirectional Control
Both run from the ThinkDiag app on your phone.
Full System Scan
The app lists each module found on the vehicle during the scan.
Maintenance Menu
Reset and relearn functions are grouped in a separate menu.
More Specifications
| Working voltage | 9–18 V |
|---|---|
| Power | ≤2 W |
| Extra app features | Remote diagnosis, online feedback, vehicle owner community |
THINKDIAG 2 vs THINKDIAG
| THINKDIAG 2 | THINKDIAG | |
|---|---|---|
| CAN FD protocol | Yes | No |
| Bluetooth | 5.0 | 4.2 |
| Added GM models | Onix (2020–2021); Tracker, Escalade, Escalade ESV, Suburban, Tahoe, Yukon, Yukon XL (2021) | None |
| Other OBD2 protocols | ISO 14230-4, ISO 15765-4, ISO 9141-2, SAE J1850 VPW/PWM | ISO 14230-4, ISO 15765-4, ISO 9141-2, SAE J1850 VPW/PWM |
How to Use
- Get the appDownload ThinkDiag from Google Play or the App Store.
- Iniciar sesiónRegister and log in.
- ActivateEnter the serial number from the back of the dongle and the password from the white sticker in the manual.
- Download softwareDownload all vehicle software in the app.
- DiagnosePlug the dongle into the car, read the VIN and start diagnosis.
Updates & Support
Good to Know
Caution
- The dongle must be activated in the ThinkDiag app to use the software and functions.
- The maintenance functions available differ from car to car.
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