OBD Locator Pro

OBD Locator Pro helps you find the OBD-II diagnostic port on your car and, if you own an ELM327 adapter, read your car's fault codes. Completely free, with no account and no ads.

FIND YOUR OBD PORT IN SECONDS Every car hides its diagnostic port in a different spot. Pick your make, model and generation, and see exactly where it is, marked on a clear diagram. No more crawling under the dashboard. • Vehicle-specific location and description • Whether the socket is behind a cover, and how easy it is to reach • Step-by-step instructions • Location pinned on real vehicle photos — zoom in and swipe between them

SCAN YOUR CAR WITH AN ELM327 ADAPTER Plug in your Bluetooth LE or Wi-Fi ELM327 adapter and connect from the Scan tab to: • Read and clear check-engine fault codes (DTCs) • View live engine data (RPM, speed, coolant temperature, battery voltage and more) • Check emissions readiness / inspection status • Read your vehicle's VIN • View freeze-frame data captured when a fault occurred No adapter yet? Try every scan feature in Demo mode.

UNDERSTAND TROUBLE CODES Descriptions and possible causes for thousands of generic and manufacturer-specific codes. Code meanings are stored on your phone, so they still work while you're connected to the adapter's Wi-Fi without internet access.

FREE AND PRIVATE No sign-up, no ads, no tracking. English and Turkish, light and dark theme.

Note: iPhone works with Bluetooth LE (BLE) and Wi-Fi ELM327 adapters only; classic Bluetooth adapters are not supported on iOS.

OBD Locator Pro is an independent tool and is not affiliated with any vehicle manufacturer.

Discovery signals