OBD2 Tools - ELM327 Scanner

Transform your smartphone into a high-performance car scanner with OBD2 Tools! Designed to be fast, lightweight, and intuitive, the app lets you diagnose your vehicle's health in real-time using ELM327 Bluetooth adapters.

Want to know why the Check Engine light came on, monitor engine temperature, or check sensor readings while driving? OBD2 Tools delivers precise diagnostics right in the palm of your hand.

* Fault Diagnostics (DTC): Read confirmed, pending, and permanent fault codes (Modes 03, 07, and 0A).

* Check Engine Light Reset (MIL): Clear ECU fault memory and turn off the warning light after repairs.

* Freeze Frame Data: View sensor snapshots taken when a fault code was triggered (Mode 02).

* Customizable Dashboard (HUD): Monitor RPM, speed, coolant temp, MAP/MAF pressure, battery voltage, and more using digital, analog, or statistical gauges.

* Integrated Technical Library: Understand how each sensor works and discover common symptoms, probable causes, and fixes for DTC codes.

* Session Statistics: Track min and max values recorded by each sensor during your drive.

* Monitor Tests (Mode 06): Check test results and limits for EVAP, catalyst, O2 sensors, and VVT.

* Vehicle Info (Mode 09): Read VIN, Calibration ID (CVN), and ECU identifiers.

* Advanced Diagnostic Terminal: For pros and devs — send custom AT commands and PIDs with formula parsing and brute-force scanning.

Why Choose OBD2 Tools?

* High Performance: Optimized algorithm for real-time streaming without lag.

* Modern & Responsive UI: Native Light and Dark themes for phones, tablets, and car screens.

* Privacy First: Works offline without sending your car's data to external servers.