OBD-II & ELM327 setup

1. Choose an adapter

Bluetooth ELM327-compatible OBD-II adapter (prefer v1.5+). Standard 16-pin port for most cars 2001+.

2. Physical connection

Plug into OBD port under dashboard โ†’ ignition ON โ†’ wait for LED.

3. Bluetooth pairing

Android Settings โ†’ Bluetooth โ†’ pair (PIN often 1234 or 0000). Close other OBD apps.

4. Connect in app

Open app โ†’ Connect to car โ†’ green/blue ring โ†’ open dashboard.

Troubleshooting ยท Full guide