OBD-II Live Scanner
Read live engine data — RPM, speed, coolant temperature, battery voltage — over Bluetooth with a BLE OBD-II adapter, right in your browser.
✔ 100% free
Mobile friendly
⚡ No account
Loading tool…
Advertisement
A scanner without the app
Using the Web Bluetooth API, AutoTools talks to BLE ELM327 class adapters (like OBDLink MX). Turn the ignition on, pair the adapter and watch live data.
- Live RPM, speed, coolant and load
- MAF and battery voltage
- Works on Chrome for Android
- Classic Bluetooth adapters are not exposed to browsers
FAQ
Bluetooth Low Energy (BLE) ELM327 adapters. Most cheap “Bluetooth OBD2” dongles are Classic Bluetooth and cannot be used from a browser.
This tool focuses on live data. Use the OBD-II Code Lookup for code meanings, and the diagnostic tool for guided fault-finding.
Advertisement