Bluetooth ELM327 OBD2 Scanner – Car Diagnostic Tool

Read & Clear Your Check Engine Light from Your Phone

Take control of your car's health with the Bluetooth ELM327 OBD2 Scanner. Simply plug it into your vehicle's OBD-II port, pair it with your smartphone or tablet, and get instant access to real-time diagnostics — no dealership visit required. Whether you're troubleshooting a check engine light, monitoring fuel consumption, or checking your O2 sensor data, this compact adapter makes car diagnostics easy and affordable.

Key Features

• Wireless Bluetooth Connectivity – Pairs with iOS and Android devices for cable-free convenience
• Universal OBD-II Compatibility – Works with most petrol and diesel vehicles manufactured after 1996
• Read & Clear DTCs – Diagnose and reset Diagnostic Trouble Codes (fault codes) that trigger your check engine light
• Real-Time Data Monitoring – View live sensor data including engine RPM, coolant temperature, vehicle speed, and more
• O2 Sensor Testing – Check oxygen sensor performance to ensure optimal air-fuel mixture
• Fuel Consumption Analysis – Monitor fuel efficiency in real time to help reduce running costs
• Works with Popular OBD Apps – Compatible with Torque Pro, OBD Fusion, Car Scanner, and other ELM327-based apps
• Compact & Plug-and-Play – Tiny form factor stays discreetly plugged in your OBD port without getting in the way
• No Battery Required – Powered directly through the OBD-II port of your vehicle

What Can It Diagnose?

The ELM327 adapter supports all standard OBD-II protocols and can help you:

• Identify why your check engine light is on
• Clear fault codes after repairs
• Monitor real-time engine parameters
• Perform readiness tests before emissions checks
• Track fuel economy and driving habits

Specifications

• Communication Interface: OBD-II (ELM327)
• Wireless Function: Bluetooth
• Battery Required: No (vehicle-powered)
• Compatibility: OBD-II compliant vehicles (most 1996 and newer)
• Country of Origin: Made in Mainland China

Stop Guessing, Start Knowing

Save hundreds of dollars in unnecessary garage diagnostic fees. This pocket-sized scanner puts professional-grade vehicle data right in the palm of your hand. Perfect for everyday drivers, car enthusiasts, and DIY mechanics alike.

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Further Reading

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

Frequently Asked Questions

Q: What vehicles are compatible with this Bluetooth ELM327 OBD2 scanner?

A: This OBD2 scanner is compatible with virtually all petrol and diesel vehicles manufactured from 1996 onwards that are equipped with a standard OBD-II port. This includes most cars, SUVs, light trucks, and vans sold in the US, EU, and other major markets.

Q: Which apps work with the ELM327 Bluetooth OBD2 adapter?

A: The ELM327 adapter is compatible with a wide range of free and paid OBD apps including Torque Pro, OBD Fusion, Car Scanner ELM OBD2, DashCommand, and many others available on both the Google Play Store (Android) and the Apple App Store (iOS).

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

A: Yes. Once you have identified the fault code causing your check engine light, you can use the paired app to clear the Diagnostic Trouble Code (DTC), which will turn off the check engine light. Note that if the underlying issue is not fixed, the light may reappear after a short period of driving.

Q: Do I need to remove it when I'm not using it?

A: The scanner is designed to remain plugged into your OBD-II port continuously. It draws minimal power and its compact size means it won't obstruct the driver. However, if your vehicle is parked for extended periods, it's advisable to unplug it to preserve battery life.