ELM327 V2.1 Bluetooth OBD2 Scanner – iOS Android & PC

Super Mini ELM327 V2.1 Bluetooth 4.0 OBD2 Car Diagnostic Tool

Take full control of your vehicle's health with the Super Mini ELM327 V2.1 Bluetooth 4.0 OBD2 Scanner. This ultra-compact code reader plugs into your car's OBD2 port and wirelessly connects to your iOS, Android, or Windows device — giving you real-time engine data, fault codes, and sensor readings right on your phone or tablet. No more guessing why your Check Engine light is on!

Made in Mainland China.

Why Choose This Mini ELM327 BT 4.0 Scanner?

• CAN Chip Reserved — More accurate data transmission, stronger adaptation, and better stability across a wide range of vehicles.
• Dual-Mode Bluetooth 4.0 — Compatible with iOS (iPhone/iPad), Android smartphones and tablets, and Windows PCs. One dongle, every device.
• QR Code App Download — Simply scan the QR code directly from the interface to download and upgrade your diagnostic app. Fast, easy, and hassle-free.
• CE Certified — Meets European safety and quality standards for consumer electronics.
• Multi-Language Support — English, Spanish, French, German, Italian, Russian, Polish, Turkish, Danish, Hungarian, Czech, and more.

Vehicle Compatibility

Supports 12V gasoline vehicles only. Diesel vehicles are not supported.

• 🇺🇸 American cars: 1998 and newer
• 🇪🇺 European cars: 2000 and newer
• 🌏 Asian cars (Japan, Korea, China, etc.): 2002 and newer
• 🇷🇺 Russian cars (VAZ/UAZ/GAZ): 2012 and newer

Technical Specifications

• Firmware Version: ELM327 V2.1
• Bluetooth Version: BT 4.0 Dual Mode
• Compatible OS: iOS / Android / Windows
• Certification: CE
• Battery: Not required (powered via OBD2 port)

Key Diagnostic Functions

1. Read diagnostic trouble codes (DTCs) — generic and manufacturer-specific — with over 3,000 code definitions
2. Clear trouble codes and reset the MIL ("Check Engine" light)
3. Display real-time live sensor data including:
   • Engine RPM & Calculated Load Value
   • Coolant Temperature & Intake Air Temperature
   • Fuel System Status, Fuel Pressure & Fuel Trim (Short & Long Term)
   • Vehicle Speed & Throttle Position
   • Intake Manifold Pressure & Air Flow Rate
   • Timing Advance & Oxygen Sensor Voltages
   • And many more OBD2 PIDs!

What's in the Box?

• 1x Super Mini ELM327 V2.1 OBD2 Bluetooth Scan Tool (with retail box)

Learn More About OBD2 Diagnostics

Want to understand what your car's trouble codes mean and how OBD2 systems work? The U.S. Consumer Product Safety Commission (CPSC) provides guidance on safe use of consumer electronics. You can also explore how onboard diagnostics help reduce vehicle emissions at the EPA's OBD Information Page.

Shop Related Products

• 100-Pack Disposable Nitrile Gloves – Keep Your Hands Clean During Car Repairs
• 120ml Heavy-Duty Metal Rust Remover & Anti-Rust Spray – Protect Your Vehicle

Frequently Asked Questions

Q: Is the ELM327 V2.1 Bluetooth scanner compatible with iPhones and iPads?

A: Yes! Thanks to its Dual-Mode Bluetooth 4.0 technology, this ELM327 scanner is fully compatible with iOS devices (iPhone and iPad), Android smartphones and tablets, and Windows PCs — all without the need for a separate Wi-Fi adapter.

Q: What types of cars does this OBD2 scanner support?

A: This scanner supports 12V gasoline-powered vehicles only. It works with American cars from 1998 onward, European cars from 2000 onward, Asian cars (Japanese, Korean, Chinese, etc.) from 2002 onward, and Russian cars (VAZ/UAZ/GAZ) from 2012 onward. Diesel vehicles are not supported.

Q: How do I connect the ELM327 scanner to my phone?

A: Simply plug the mini OBD2 dongle into your car's OBD2 port (usually located under the dashboard on the driver's side), then pair it with your phone via Bluetooth 4.0. Scan the QR code on the device interface to download a compatible OBD2 diagnostic app, and you're ready to read and clear codes in minutes.

Q: Can this scanner clear the Check Engine light?

A: Absolutely. The ELM327 V2.1 can both read and clear diagnostic trouble codes (DTCs), including turning off the MIL (Malfunction Indicator Lamp), commonly known as the Check Engine light. However, if the underlying issue is not fixed, the light may return after driving.