Bluetooth OBD2 Scanner ELM327 – Check Engine Diagnostic Tool

Read & Clear Check Engine Lights in Seconds — Right From Your Phone

Stop guessing what that warning light means. The Bluetooth OBD2 Scanner ELM327 plugs directly into your car's OBD-II port and wirelessly connects to your smartphone, giving you real-time engine diagnostics, live sensor data, fuel consumption stats, and more — no trip to the mechanic required for a simple code read.

Whether you're a seasoned DIYer or just want to know if your car is safe to drive, this compact scan tool puts professional-grade diagnostics in the palm of your hand.

Made in Mainland China.

Key Features

• 🔵 Wireless Bluetooth Connectivity — Pairs effortlessly with iOS and Android smartphones and tablets via free OBD apps (e.g., Torque, OBD Fusion, Car Scanner)
• 🔧 Read & Clear Fault Codes (DTCs) — Identify the cause of your check engine light and clear codes after repairs
• ⛽ Fuel Consumption Monitoring — Track real-time and average fuel economy to optimize your driving habits
• 📡 O2 Sensor Testing — Monitor oxygen sensor performance to ensure your engine is running efficiently and emissions are in check
• 📊 Live Engine Data — View real-time RPM, coolant temperature, throttle position, vehicle speed, and dozens more parameters
• 🚗 Universal OBD-II Compatibility — Works with most gasoline vehicles manufactured after 1996 (US), 2001 (EU), and 2006 (Asia)
• 🔌 Plug & Play — No batteries needed; powered directly by your vehicle's OBD-II port
• 💼 Compact & Portable — Stays plugged into your port discreetly; won't interfere with driving

Specifications

How to Use

1. Locate your vehicle's OBD-II port (usually under the dashboard, driver's side)
2. Plug in the ELM327 Bluetooth scanner
3. Turn your ignition to the "ON" position
4. Download a compatible OBD app (such as Torque Pro, OBD Fusion, or Car Scanner)
5. Pair your phone via Bluetooth and start reading live data instantly

Who Is This For?

This scanner is perfect for everyday drivers, car enthusiasts, and budget-conscious vehicle owners who want to take control of their car's health without expensive dealer visits. Save hundreds on diagnostic fees by reading and clearing codes yourself.

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Learn More About Vehicle Diagnostics

For more information on OBD systems and vehicle emission standards, visit the U.S. Environmental Protection Agency – On-Board Diagnostics (OBD).

Frequently Asked Questions

Q: What vehicles are compatible with this Bluetooth OBD2 scanner?

A: This ELM327 OBD2 scanner is compatible with most gasoline-powered vehicles that support the OBD-II standard — generally cars and light trucks made in the USA after 1996, in Europe after 2001, and in Asia after 2006. It is not designed for diesel-only or older pre-OBD-II vehicles.

Q: What app do I need to use with this scanner?

A: This scanner works with a wide range of free and paid third-party OBD apps available on both iOS and Android. Popular options include Torque Pro, OBD Fusion, Car Scanner ELM OBD2, and DashCommand. Simply download your preferred app, pair via Bluetooth, and you're ready to go.

Q: Can this OBD2 scanner turn off my check engine light?

A: Yes! Once you've identified and addressed the issue triggering your check engine light, you can use the app to clear the Diagnostic Trouble Codes (DTCs), which will turn off the check engine light. Note that if the underlying problem persists, the light will return.

Q: Do I need to remove the scanner after each use?

A: No, the scanner can remain plugged into your OBD-II port at all times. It draws minimal power and is designed for continuous use. However, if you're concerned about battery drain on older vehicles, you can unplug it when the car is not in use.