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Virtual ELM327 Bluetooth & BLE ECU simulator for OBD2 scanner testing & tuning.
# OBD Sim Pro - Virtual ELM327 Bluetooth ECU Simulator Turn your Android device into a high-performance **Virtual OBD-II / ELM327 Bluetooth ECU Simulator**! Whether you are an automotive software developer, diagnostic technician, tuner, or car enthusiast, **OBD Sim Pro** lets you test and debug OBD-II scanner apps without needing a physical vehicle or expensive hardware dongles. --- ### 🚀 Dual-Mode Wireless Connectivity Broadcast real-time automotive sensor data wirelessly using both standard protocols: * **Bluetooth Classic (SPP - Serial Port Profile):** Seamlessly pairs with apps like **Torque Pro**, **DashCommand**, and **OBD Fusion**. * **Bluetooth Low Energy (BLE 4.0+ GATT):** Direct plug-and-play simulation for **Car Scanner ELM OBD2** (Android & iOS). * **Raw Serial Terminal:** Compatible with **Serial Bluetooth Terminal** for raw AT command execution and testing. --- ### ⚡ Full OBD-II Modes & Protocol Emulation * **Mode 01 (Live Powertrain Telemetry):** Real-time RPM, Vehicle Speed, Engine Coolant Temp (ECT), Throttle Position, Intake Air Temp, Mass Airflow (MAF), Fuel Tank Level, Boost Pressure, and Battery Voltage. * **Mode 03 & 07 (Diagnostic Trouble Codes):** Inject confirmed and pending DTC fault codes (such as `P0300` Random Misfire, `P0171` System Too Lean, `P0420` Catalyst Efficiency) and toggle the **Check Engine Light (MIL)**. * **Mode 04 (Clear DTCs):** Emulate diagnostic code clearing and MIL lamp reset commands in real time. * **Mode 09 (Vehicle Identification):** Broadcasts 17-character VINs and ECU calibration IDs. * **ELM327 AT Command Set:** Full support for `ATZ`, `ATE0/1`, `ATH0/1`, `ATL0/1`, `ATSP0`, `ATDP`, `ATRV`, and standard ISO 15765-4 CAN auto-negotiation. --- ### 🏎️ Vehicle Profiles & Dynamic Drive Engine * **Multiple Preset Vehicles:** Switch on the fly between a **Turbocharged Sport Coupe**, **Heavy-Duty Turbo Diesel Truck**, **Hybrid Commuter**, and a fully customizable **Custom Dyno Tune**. * **Interactive HUD Dashboard:** Control throttle, gear shifts, braking, engine load, and RPM via an intuitive dynamic driving simulator. * **Fault Injection Engine:** Simulate real-world sensor glitches, coolant overheating, boost leaks, and misfires to test your diagnostic alerts and fail-safes. --- ### 📊 Inspection Tools & Local Trip Logs * **Live Terminal Inspector:** Inspect incoming hex queries and ECU responses with sub-millisecond timestamps. * **Trip Recording:** Save and analyze simulation runs locally on your device storage. * **100% Offline & Private:** Zero account creation, zero analytics tracking, and zero remote data transmission. --- ### 🛠️ How to Get Started 1. Launch **OBD Sim Pro** on your Android device and tap **Start Simulator**. 2. On your second phone or test tablet, pair with this device via Bluetooth or scan for **OBDII-BLE**. 3. Open your favorite diagnostic tool (Torque Pro, Car Scanner, etc.), select Bluetooth connection, and start reading live telemetry! --- **Developed with precision by DailyCommit** *For developer support, inquiries, or feature requests, contact: hello@dailycommit.dev*