1. Wprowadzenie
The FOXWELL NT201 OBD2 Scanner is a diagnostic tool designed to assist vehicle owners in identifying and resolving issues related to their vehicle's On-Board Diagnostics (OBD-II) system. This device allows for reading and clearing diagnostic trouble codes (DTCs), viewing live data, performing I/M readiness tests, and accessing other essential diagnostic functions. The included protective carrying case ensures the scanner and its accessories are stored securely and are easily transportable.
This manual provides comprehensive instructions for the proper use and maintenance of your NT201 scanner, ensuring optimal performance and longevity.
2. Koniec produktuview
2.1 FOXWELL NT201 OBD2 Scanner
The NT201 scanner features a compact design with a clear display and intuitive button layout for easy navigation. It connects to your vehicle's OBD-II port to retrieve diagnostic information.

Rysunek 2.1: The FOXWELL NT201 OBD2 Scanner shown alongside its protective carrying case. The scanner is orange and black with a display screen and control buttons. The case is black with a zipper closure and the FOXWELL logo.

Rysunek 2.2: Z bliska view of the FOXWELL NT201 scanner, highlighting its integrated OBDII diagnostic cable and connector. The device features a color display and clearly labeled navigation buttons.
2.2 Protective Carrying Case
The included carrying case is designed to protect the NT201 scanner from damage and keep all components organized. It features a durable exterior, a sturdy zipper, and internal compartments.

Rysunek 2.3: The protective carrying case shown open, revealing internal mesh pockets and elastic straps designed to secure the NT201 scanner and its accessories. The case is black with a soft interior lining.
3. Konfiguracja
Before using the FOXWELL NT201 scanner, ensure your vehicle's ignition is in the ON position (engine off or running, depending on the test). The scanner draws power directly from the vehicle's OBD-II port.
- Zlokalizuj port OBD-II: The OBD-II port is typically located under the dashboard on the driver's side of the vehicle. Refer to your vehicle's owner's manual if you have difficulty finding it.
- Podłącz skaner: Plug the NT201's OBD-II connector firmly into the vehicle's OBD-II port. Ensure a secure connection.
- Włączanie: The scanner will automatically power on once connected to the vehicle's OBD-II port. The main menu will appear on the screen.

Rysunek 3.1: A hand connecting the OBD-II cable of the FOXWELL NT201 scanner to a vehicle's diagnostic port, typically located under the dashboard.
4. Instrukcja obsługi
The NT201 scanner provides various diagnostic functions accessible through its main menu. Use the GÓRA/DÓŁ przyciski do nawigacji i WCHODZIĆ przycisk, aby wybrać opcje.
4.1 Odczyt i kasowanie kodów błędów diagnostycznych (DTC)
This function allows you to retrieve and erase fault codes stored in the vehicle's Engine Control Unit (ECU).
- Z menu głównego wybierz „Odczyt kodów” Do view bieżące, oczekujące i stałe DTC.
- Aby wyczyścić kody, wybierz „Usuń kody”. Potwierdź czynność, gdy pojawi się monit. Note: Clearing codes will turn off the Check Engine Light (MIL) but will not fix the underlying issue. The MIL may illuminate again if the fault persists.

Rysunek 4.1: The FOXWELL NT201 scanner displaying its diagnostic menu, including options like "Read Codes," "Erase Codes," and "Live Data," while connected inside a vehicle.
4.2 I/M Readiness Test
The I/M Readiness function checks the status of the vehicle's emission-related monitoring systems. This is useful for preparing for emissions inspections.
- Z menu głównego wybierz „Gotowość I/M”.
- Alternatively, press the dedicated JESTEM hotkey on the scanner for a quick check. The scanner will display the status of various monitors (e.g., O2 Sensor, EVAP System).

Rysunek 4.2: The FOXWELL NT201 scanner highlighting the "I/M" hotkey, used for quickly checking emission readiness status. The image also shows exhaust pipes in the background, symbolizing emissions.
4.3 Strumień danych na żywo
View real-time sensor data from the vehicle's engine. This can help in diagnosing intermittent problems or verifying repairs.
- Z menu głównego wybierz „Dane na żywo”.
- Możesz view data in text format or graphical format (if supported by the scanner and vehicle). Use the GÓRA/DÓŁ przyciski do przewijania parametrów.

Rysunek 4.3: The FOXWELL NT201 scanner displaying real-time vehicle sensor data in both text and graphical formats, such as Engine RPM and Vehicle Speed Sensor readings.
4.4 Wyszukiwanie DTCTC
The built-in DTC Lookup function provides detailed descriptions of diagnostic trouble codes, helping you understand the nature of a fault.
- Z menu głównego wybierz „Wyszukiwanie DTC”.
- Enter the DTC code (e.g., P0171) using the scanner's buttons.
- The scanner will display a definition of the code, providing insight into the potential issue.

Rysunek 4.4: The FOXWELL NT201 scanner displaying the DTC Lookup function, showing a detailed description for a specific trouble code (P2110: Throttle Actuator Control System Forced Limited RPM).
5. Konserwacja
5.1 Czyszczenie skanera
- Użyj miękkiego, damp cloth to clean the exterior of the scanner.
- Nie należy używać środków czyszczących o właściwościach ściernych ani rozpuszczalników, ponieważ mogą one uszkodzić wyświetlacz lubasing.
- Ensure the device is disconnected from any power source before cleaning.
5.2 Storing the Scanner
- Always store the NT201 scanner in its protective carrying case when not in use.
- Przechowuj urządzenie w suchym miejscu, z dala od ekstremalnych temperatur i bezpośredniego światła słonecznego.
- Keep the OBD-II cable neatly coiled to prevent damage.

Rysunek 5.1: Features of the protective carrying case, including a solid zipper for easy opening and closing, a sturdy handle for portability, and waterproof PU leather material for protection.
6. Rozwiązywanie Problemów
| Problem | Możliwa przyczyna | Rozwiązanie |
|---|---|---|
| Skaner się nie włącza. |
|
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| Komunikat „Błąd łącza” lub „Błąd komunikacji”. |
|
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| Codes cleared, but Check Engine Light returns. |
|
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7. Specyfikacje
| Funkcja | Szczegół |
|---|---|
| Marka | FOXWELL |
| Model | NT201 |
| Rozmiar ekranu | 2.4 cali |
| System operacyjny | Windows XP (for software updates, not device operation) |
| Łączność | Kabel OBD-II |
| Obsługiwane protokoły | Wszystkie protokoły OBD-II (CAN, J1850 PWM, J1850 VPW, ISO9141, KWP2000) |
| Funkcje | Read/Clear DTCs, I/M Readiness, Live Data, Freeze Frame, O2 Sensor Test, On-Board Monitor Test, EVAP Test, Vehicle Info, DTC Lookup |
8. Gwarancja i wsparcie
8.1 Informacje o gwarancji
FOXWELL products typically come with a limited warranty covering manufacturing defects. Please refer to the warranty card included with your product or visit the official FOXWELL website for specific warranty terms and conditions applicable to the NT201 scanner.
8.2 Obsługa klienta
For technical assistance, product inquiries, or support regarding your FOXWELL NT201 scanner, please contact FOXWELL customer support. Contact information can usually be found on the official FOXWELL webmiejscu lub w opakowaniu produktu.
When contacting support, please have your product model (NT201) and any relevant purchase information ready.