OBD2 Car Diagnostic Scanner | 35901 DTC, Real-Time Data 2025

2025 Advanced OBD2 / EOBD Car Diagnostic Scanner

Stop guessing what's wrong with your vehicle. This 2025 Advanced OBD2/EOBD Car Diagnostic Scanner gives you instant, professional-grade insight into your car's health — right from the driver's seat. Whether your check engine light just came on or you want to monitor live engine data, this tool has you covered with a massive 35,901 DTC library, real-time data streaming, and built-in battery voltage detection.

Fully compatible with all OBD2 and EOBD protocols, this scanner works on most vehicles manufactured after 1996 (US), 2001 (EU gasoline), or 2004 (EU diesel). It's the perfect tool for DIY mechanics, car enthusiasts, and everyday drivers who want to save money on unnecessary trips to the shop.

Made in Mainland China.

Key Features

• ✅ Full OBD2 / EOBD Protocol Support — Compatible with CAN, KWP2000, ISO9141-2, J1850 VPW, and J1850 PWM protocols
• ✅ 35,901 DTC Code Library — One of the largest built-in databases for fast, accurate fault code identification
• ✅ Read & Clear Fault Codes — Instantly read engine fault codes and reset the check engine light
• ✅ Real-Time Live Data Stream — Monitor engine parameters live including RPM, coolant temp, O2 sensors, fuel system status, and more
• ✅ Battery Voltage Detection — Check your vehicle's battery health directly from the scanner
• ✅ I/M Readiness Check — Quickly determine if your vehicle is ready for emissions testing
• ✅ Freeze Frame Data — Capture a snapshot of sensor data at the moment a fault code was triggered
• ✅ O2 Sensor Test — Evaluate the performance of your oxygen sensors
• ✅ On-Board Monitor Test — Access results of manufacturer-specific on-board diagnostic monitoring tests
• ✅ VIN Retrieval — Automatically read the Vehicle Identification Number for supported vehicles
• ✅ No Wireless Required — Plug-and-play via the OBD2 port; no Bluetooth or Wi-Fi pairing needed
• ✅ No Battery Needed — Powered directly through the vehicle's OBD2 diagnostic port

What's in the Box?

• 1 × OBD2/EOBD Diagnostic Scanner
• 1 × OBD2 Extension Cable
• 1 × User Manual

Compatibility

Works with most gasoline and diesel vehicles compliant with OBD2/EOBD standards. Ideal for cars, SUVs, light trucks, and vans. Simply plug into the standard 16-pin OBD2 diagnostic port (usually located under the dashboard on the driver's side).

Why Choose This Scanner?

Dealership diagnostic fees can run $100 or more per visit. With this scanner in your glove box, you can diagnose issues yourself in seconds, decide whether a repair is urgent, and walk into any mechanic fully informed. It's an investment that pays for itself the first time you use it.

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For more information on vehicle onboard diagnostics and emissions systems, visit the U.S. EPA's Official OBD Information Page.

Frequently Asked Questions

Q: What vehicles is this OBD2 scanner compatible with?

A: This scanner is compatible with most vehicles sold in the US after 1996, EU gasoline vehicles after 2001, and EU diesel vehicles after 2004, as long as they support standard OBD2 or EOBD protocols. It works with cars, SUVs, light trucks, and vans.

Q: Does this OBD2 scanner require a battery or charging?

A: No. This scanner is powered directly through your vehicle's OBD2 diagnostic port, so no batteries or charging are needed. Simply plug it in and it's ready to use.

Q: Can this scanner turn off my check engine light?

A: Yes. After reading and addressing the underlying fault code, you can use this scanner to clear the diagnostic trouble code (DTC) and reset the check engine light.

Q: What is the DTC library and why does size matter?

A: A DTC (Diagnostic Trouble Code) library contains descriptions for fault codes your vehicle may generate. With 35,901 codes in its database, this scanner can accurately identify a wide range of issues across virtually all OBD2-compliant makes and models — saving you time and guesswork.

Q: Does this scanner require Wi-Fi or Bluetooth?

A: No wireless connection is required. This is a plug-and-play wired scanner that connects directly to your OBD2 port for immediate diagnostics without any pairing or app setup.