OBD Master

OBD Master: OBD2 Car Scanner

Transform your Android device into an automotive diagnostic tool and high-fidelity dashboard display with OBD Master.

Whether you are a DIY enthusiast or a vehicle owner tracking performance, OBD Master allows you to read data regarding your vehicle's health. The application connects with compatible ELM327 Bluetooth adapters to read onboard diagnostics data and manage emissions-related "Check Engine" trouble codes.

Why Choose OBD Master:

Comprehensive Diagnostic Database: Access a structural database of over 12,000 Diagnostic Trouble Codes (DTCs) featuring clear text explanations.

Integrated Fault Severity Guide: Utilize a 1-to-10 severity reference scale designed to help evaluate if an active code represents a standard maintenance flag or requires immediate inspection.

Custom Telemetry Dashboard: Monitor vehicle telemetry via dedicated performance gauges tracking RPM, Speed, Coolant Temperature, Engine Load, Mass Airflow (MAF), fuel rate, oil temperature, and supported powertrain sensors.

Technical Reference Support: Access descriptive overviews and reference materials for manufacturer-specific trouble codes.

Key Features:

Fault Code Scanning: Read and clear Stored, Pending, and Permanent faults across standard OBD2 diagnostic modes (Mode 03, 07, 0A).

Live Telemetry Streams: Real-time data logging and monitoring for over 30 powertrain sensors depending on vehicle configuration.

HUD Display Mode: Heads-Up Display setting for nighttime windshield reflection mapping.

Performance Tracking Tool: Monitor estimated 0–100 km/h acceleration timelines via standard adapter communication channels.

VIN Identification Support: Automatic VIN reading functionality for quick vehicle compatibility parsing.

Streamlined Optimization: Clean, performance-focused layout built for low latency and reliable data refresh rates.

Hardware & Vehicle Compatibility:

Requires a compatible ELM327 Bluetooth (v1.5 or v2.1) OBD2 adapter hardware accessory (sold separately).

Supports standard OBD-II compliant vehicles (generally manufactured from 1996 onwards in the US, and 2001 onwards in the EU).

Reads both generic and manufacturer-specific diagnostic chassis codes (P, C, B, U code structures).

Manage your vehicle data with OBD Master. Drive informed, review diagnostics efficiently, and track performance with stability.

Download OBD Master today to explore your vehicle's onboard diagnostic features! 🚗🔌