1. Introduction
The Thinkcar Thinktool Reader SmartScan is a cost-effective, professional diagnostic tool designed for comprehensive vehicle system analysis. It supports full OBD II and EOBDII functions, allowing users to read and clear fault codes, view live data streams, and perform various diagnostic tests across multiple vehicle systems. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your SmartScan device.
2. Setup
Before using your Thinktool Reader SmartScan, ensure it is properly set up and connected to your vehicle.
2.1 Unboxing and Initial Inspection
Carefully remove the Thinktool Reader SmartScan from its packaging. Inspect the device and all included accessories for any signs of damage. If any components are missing or damaged, please contact customer support immediately.

Figure 2.1: The Thinkcar Thinktool Reader SmartScan device, showcasing its compact design and user interface.
2.2 Connecting to Vehicle
- Locate the vehicle's OBD-II port. This port is typically found under the dashboard on the driver's side, but its location may vary by vehicle model. Refer to your vehicle's owner's manual if you cannot find it.
- Ensure the vehicle's ignition is in the OFF position.
- Connect the Thinktool Reader SmartScan's diagnostic cable to the vehicle's OBD-II port. Ensure a secure connection.
- Turn the vehicle's ignition to the ON position (engine off). The SmartScan device will power on automatically.
3. Operating Instructions
The Thinktool Reader SmartScan offers a range of diagnostic and maintenance functions. Navigate the device using its touchscreen interface.
3.1 Full OBD II / EOBDII Functions
This device supports all 10 modes of OBD II / EOBDII tests, providing comprehensive engine diagnostics.

Figure 3.1: Interface showing various OBDII/EOBDII functions.
- Read Codes: Retrieves Diagnostic Trouble Codes (DTCs) from the vehicle's computer.
- Clear Fault Codes: Erases DTCs from the vehicle's computer and turns off the Malfunction Indicator Lamp (MIL).
- View Freeze Frame: Displays a snapshot of the vehicle's operating conditions at the time a fault code was set.
- Live Data Stream: Shows real-time data from the vehicle's sensors and modules, often displayed graphically for easier analysis.
- O2 Sensor Test: Retrieves O2 sensor monitor test results for the most recently completed tests from the vehicle's on-board computer.
- EVAP System Test: Initiates a leak test for the vehicle's evaporative emission system.
- On-Board Monitor Test: Retrieves results for emission-related powertrain components and systems that are not continuously monitored.
- I/M Readiness: Checks the readiness of the emission monitoring systems.
3.2 OE-Level Diagnostics for 7 Systems
The SmartScan provides professional-grade diagnostics for key vehicle systems beyond standard OBDII, including Engine, ABS, Airbags (SRS), Automatic Transmission, Body Control Module, Instrument System, and Air Condition.

Figure 3.2: Overview of OE-Level Diagnostic System Coverage.
- Engine System: Comprehensive diagnostics for engine performance and emissions.
- ABS (Anti-lock Braking System): Checks for issues related to braking safety and control.
- Airbags (SRS - Supplemental Restraint System): Diagnoses airbag system faults to ensure proper deployment.
- Automatic Transmission: Monitors transmission performance and identifies potential issues.
- Body Control Module (BCM): Diagnoses issues with vehicle body electronics, including lights, windows, and central locking.
- Instrument System: Checks for faults in the dashboard instruments and gauges.
- Air Condition (AC): Diagnoses problems within the vehicle's climate control system.
3.3 Maintenance Reset Functions
The Thinktool Reader SmartScan offers 28 common maintenance reset functions, allowing you to perform various service resets after repairs or component replacements.

Figure 3.3: Icons representing the 28 Maintenance Reset Functions.
Key reset functions include:
- Oil Reset: Resets the engine oil life system.
- Brake Pad Reset: Resets the brake pad life after replacement.
- Steering Angle Reset: Resets the steering angle sensor.
- Battery Matching: Registers a new battery to the vehicle's ECU.
- Tyre Reset (TPMS): Resets tire pressure monitoring system.
- Elec. Throttle Adaption: Relearns the electronic throttle body.
- ABS Bleeding: Performs ABS brake bleeding procedures.
- DPF Regeneration: Initiates diesel particulate filter regeneration.
- Injector Reset: Codes new injector numbers to the ECU.
- Airbag Reset: Clears airbag crash data.
- Gear Learning: Performs crankshaft position sensor adaptive learning.
- Immobilizer Reset: Resets the immobilizer system.
- Windows Calibration: Initializes power windows.
- Language Reset: Changes the display language.
- NOX Reset: Resets the NOx sensor.
- Stop/Start Reset: Resets the start-stop system.
- AdBlue Reset: Resets the AdBlue system.
- AFS Reset: Resets the adaptive front lighting system.
- Sunroof Initialization: Initializes the sunroof.
- EGR Adaptation: Adapts the Exhaust Gas Recirculation valve.
- A/T Learning: Performs transmission adaptive learning.
- A/F Reset: Resets air/fuel ratio adaptations.
- Transport Mode Reset: Deactivates transport mode.
- ODO Reset: Resets the odometer.
- SUS Reset: Resets suspension system.
- Coolant Reset: Resets coolant related parameters.
- Seat Calibration: Calibrates seat positions.
- Basic TPMS Reset: Basic TPMS reset.
3.4 Vehicle Coverage and Updates
The Thinktool Reader SmartScan covers 100% of car makes worldwide, including Indian, American, Asian, Chinese, and European cars. It is compatible with vehicles manufactured after 1996 that support OBD II protocols (CAN, ISO9141, KWP2000, J1850 PWM, J1850 VPW).

Figure 3.4: Global Passenger Car Coverage.
The device features lifetime free automatic updates, ensuring you always have access to the latest vehicle data and diagnostic functions without additional cost. Regular updates enhance compatibility and functionality.
4. Maintenance
Proper maintenance will extend the life of your Thinktool Reader SmartScan and ensure its optimal performance.
- Cleaning: Use a soft, dry cloth to clean the device. Do not use abrasive cleaners or solvents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Cable Care: Avoid bending or twisting the diagnostic cable excessively. Store it neatly to prevent damage.
- Software Updates: Regularly check for and install available software updates to ensure the device has the latest features and vehicle compatibility.
5. Troubleshooting
If you encounter issues with your Thinktool Reader SmartScan, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Loose connection to OBD-II port; Vehicle ignition not ON; Vehicle battery low. | Ensure cable is securely connected. Turn ignition to ON position. Check vehicle battery. |
| Cannot establish communication with vehicle. | Incorrect protocol selected; Faulty OBD-II port; Device software issue. | Verify vehicle compatibility. Try on another vehicle. Update device software. Contact support if issue persists. |
| Screen is unresponsive or frozen. | Software glitch; Low power. | Perform a soft reset (refer to device manual for specific steps, usually holding power button). Ensure stable power supply. |
6. Specifications
Technical specifications for the Thinkcar Thinktool Reader SmartScan.

Figure 6.1: Thinktool Reader SmartScan Specifications Overview.
| Feature | Detail |
|---|---|
| Manufacturer | Thinkcar |
| Brand | thinkcar |
| Model | Thinktool Reader SmartScan |
| Operating System | Android 6.0 |
| Display Resolution | 720 x 1440 |
| Screen Size | 5 inches |
| ROM | 1GB |
| Storage | 16GB |
| In-build Chip | CORTEX A7 1.3GHz |
| Wireless | WiFi (802.11b/g/h) |
| Working Temperature | 0°C to 50°C (32°F to 122°F) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
| Item Weight | 350 g |
| Package Dimensions | 20 x 12 x 12 cm |
| Certificates | CE, FCC, ROHS |
| UPC | 768297574559 |
7. Warranty and Support
Thinkcar products are manufactured to the highest quality standards. This product comes with a standard manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included in your product packaging for specific terms and conditions, including the warranty period.
7.1 Customer Support
If you have any questions, require technical assistance, or need to report a problem with your Thinktool Reader SmartScan, please contact Thinkcar customer support. Have your product model and serial number ready when contacting support.
For the most up-to-date support information, including contact details and FAQs, please visit the official Thinkcar website or the retailer's support page where you purchased the device.





