ThinkScan 641 OBD2 Diagnostic System EPB/TPMS/BMS/Injector Coding

A fast, easy-to-use scan tool for DIYers and mechanics. ThinkScan 641 delivers 4-system diagnostics (Engine, ABS, SRS, Transmission), popular reset services, AutoVIN, live data graphing, and lifetime free software updates over Wi‑Fi. Supports OBD‑II/EOBD vehicles and CAN FD for many 2020+ models (e.g., newer GM) without extra adapters.

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Why ThinkScan 641

• 4 major systems: deep diagnostics for Engine, ABS, SRS (Airbag), and Transmission
• 10+ service functions: includes Oil Reset, EPB Reset, BMS Reset, Injector Coding, ABS Bleeding, SAS Reset, Throttle Adaptation, Suspension Calibration, DPF Regen, and more (availability varies by vehicle)
• Full OBD‑II modes: read/clear DTCs, live data, freeze frame, O2 test, onboard monitor, EVAP test, component test, vehicle info, DTC lookup
• CAN FD support: works with many 2020+ vehicles using CAN FD, no extra adapter needed
• AutoAuth support for FCA SGW: access for many late-model Chrysler, Dodge, Jeep, Fiat via FCA AutoAuth (account/fees may apply)
• AutoVIN + Auto Scan: one‑touch vehicle identification and quick system scan
• Lifetime free updates: no annual fee; update via built‑in Wi‑Fi
• Easy analysis: 4‑in‑1 live data graphs, record/playback, report generation, share via email, print from PC
• Built for speed: Android 8.1, 5‑inch touchscreen + button navigation, 2 GB RAM/32 GB storage, 3150 mAh battery

Systems and Functions

• Engine: read/clear codes, live data, component tests; supports O2 and EVAP tests where applicable
• ABS: read/clear codes, data stream, assist with ABS bleeding on supported models
• Transmission (AT): read/clear codes, live data, playback and graphing
• SRS (Airbag): read/clear codes and view live data for airbags/seat sensors where supported

Note: Functions vary by make, model, year, and ECU. Check compatibility for specific procedures (coding, relearns, advanced tests).

Service Resets and Maintenance (selection)

• Oil Reset
• EPB Reset
• BMS Reset (battery registration)
• Injector Coding
• ABS Bleeding
• SAS Reset (steering angle)
• Throttle Adaptation
• Suspension Calibration
• DPF Regeneration
• EPMS/TPMS‑related functions on supported vehicles
  Availability depends on vehicle coverage.

Vehicle Coverage

• Extensive global coverage for many US, European, and Asian brands (typically OBD‑II: 1996+ US, 2001+ petrol/2004+ diesel EU; newer for some regions)
• CAN FD adds coverage for many 2020+ models (e.g., newer GM)
• FCA AutoAuth access supported for many 2018+ FCA models (with SGW)

Contact us to confirm specific make/model/year coverage and supported functions.

Protocols Supported

• ISO 14229 (UDS)
• ISO 15765‑4 (CAN)
• ISO 14230‑4 (KWP2000)
• ISO 9141‑2
• SAE J1850 VPW/PWM
• CAN FD

Hardware and OS

• 5-inch touch LCD with physical keys
• Android 8.1 OS
• 2 GB RAM + 32 GB storage
• 3150 mAh battery
• Wi‑Fi updates
• Report printing via PC

Languages

• Multilingual interface options available, including English, French, Spanish, German, Portuguese, Italian, Polish, Dutch, Russian, Korean, Japanese, Arabic, Vietnamese, Simplified Chinese, and more.
  Note: Some fault code definitions or app text may default to English depending on the ECU and database.

What’s Included

• ThinkScan 641 handheld diagnostic tool
• OBD2 cable
• USB charging/data cable
• Quick start guide