OBD Home
Your Professional OBD2 Car Diagnostic Companion
Read and clear engine fault codes, monitor real-time vehicle data, and run comprehensive diagnostics — all from your phone with the V011 Bluetooth OBD2 adapter.
App Screenshots
See OBD Home in Action
Features
Everything You Need for Vehicle Diagnostics
OBD Home provides comprehensive OBD2 diagnostic tools to help you understand and maintain your vehicle.
DTC Reading & Clearing
Read and clear engine fault codes instantly. Access a database of 35,000+ DTC definitions with detailed explanations for every code.
Real-time Data Stream
Monitor live engine data including RPM, speed, coolant temperature, fuel consumption, voltage, and dozens of other parameters in real time.
Digital Dashboard
Transform your phone into a professional vehicle dashboard with real-time gauges displaying speed, RPM, temperature, and more.
Full Vehicle Scanning
Run comprehensive scans covering trouble codes, MIL status, freeze frames, monitored tests, oxygen sensors, and Mode 06 data.
Performance Testing
Measure 0-60 acceleration times, estimate horsepower, and track your driving performance with accurate real-time measurements.
Trip Analysis & Routes
Record and analyze your driving routes, fuel efficiency, average speed, and trip statistics to optimize your driving habits.
How It Works
Get Started in 3 Simple Steps
Plug In
Insert the V011 OBD2 Bluetooth adapter into your vehicle's OBD port, usually located under the dashboard near the steering column.
Connect
Open the OBD Home app on your phone and connect via Bluetooth. The app automatically detects your V011 adapter within seconds.
Diagnose
Start scanning your vehicle, read and clear fault codes, monitor live engine data, and keep your car in peak condition.
Compatibility
Works with Your Vehicle
OBD Home works with all OBD2-compliant vehicles manufactured after 1996 (US), 2001 (EU), and 2004 (most other regions).
Supported OBD2 Protocols
- SAE J1850 PWM
- SAE J1850 VPW
- ISO 9141-2
- ISO 14230-4 (KWP)
- ISO 15765-4 (CAN)
V011 Adapter
Bluetooth 4.0/5.0 OBD2 adapter with low power consumption and high-speed data transmission.
Supported Platforms
Compatible Car Brands
Help Center
Everything You Need to Know
Guides, tutorials, and answers to get you started with OBD Home
FAQs
Common questions about OBD Home products and compatibility
Read MoreBluetooth Troubleshooting
Fix Bluetooth scanning and connection issues quickly
Read MoreOBD Installation Guide
Step-by-step guide to install the OBD adapter in your vehicle
Read MoreConnection Tutorial
Connect your OBD device to the app via Bluetooth
Read MoreTestimonials
What Our Users Say
“OBD Home saved me hundreds of dollars. I diagnosed a P0301 misfire code myself and fixed it with a new spark plug. The app made it incredibly easy.”
Mike R.
Home Mechanic
“The real-time data stream is fantastic. I can monitor everything from RPM to coolant temperature while driving. Best free OBD2 app I've tried.”
Sarah L.
Car Enthusiast
“Connection was simple and instant. Plugged in the V011, opened the app, and within seconds I had a full diagnostic report. No subscription needed.”
David K.
DIY Car Owner
“I use OBD Home to quickly check vehicles in our small fleet. The full scanning feature catches issues before they become expensive repairs.”
James T.
Fleet Manager
“My check engine light came on and I was worried. OBD Home showed me it was just an oxygen sensor issue. Saved me an unnecessary trip to the dealer.”
Lisa W.
Daily Commuter
“As a professional mechanic, I appreciate how comprehensive the diagnostics are. Freeze frame data and I/M readiness monitoring in a free app is impressive.”
Carlos M.
Auto Technician
“OBD Home saved me hundreds of dollars. I diagnosed a P0301 misfire code myself and fixed it with a new spark plug. The app made it incredibly easy.”
Mike R.
Home Mechanic
“The real-time data stream is fantastic. I can monitor everything from RPM to coolant temperature while driving. Best free OBD2 app I've tried.”
Sarah L.
Car Enthusiast
“Connection was simple and instant. Plugged in the V011, opened the app, and within seconds I had a full diagnostic report. No subscription needed.”
David K.
DIY Car Owner
“I use OBD Home to quickly check vehicles in our small fleet. The full scanning feature catches issues before they become expensive repairs.”
James T.
Fleet Manager
“My check engine light came on and I was worried. OBD Home showed me it was just an oxygen sensor issue. Saved me an unnecessary trip to the dealer.”
Lisa W.
Daily Commuter
“As a professional mechanic, I appreciate how comprehensive the diagnostics are. Freeze frame data and I/M readiness monitoring in a free app is impressive.”
Carlos M.
Auto Technician
“I know nothing about cars but OBD Home made it easy to understand what the fault codes mean. The clear code explanations are really helpful.”
Anna P.
First-time User
“Before buying a used car, I always scan it with OBD Home first. It's caught hidden issues that the seller didn't disclose. Essential tool for any buyer.”
Robert H.
Used Car Buyer
“The performance testing feature is great for tracking improvements after modifications. Love seeing the real numbers on my phone.”
Takeshi Y.
Car Modification Hobbyist
“Trip analysis helps me optimize my fuel consumption. I've improved my fuel efficiency by 15% just by monitoring my driving habits with OBD Home.”
Elena S.
Eco-conscious Driver
“The digital dashboard feature turns my phone into a proper gauge cluster. I love having real-time data visible while I'm testing after a repair.”
Marcus J.
Weekend Mechanic
“I use OBD Home to check I/M readiness before my annual emissions test. It tells me exactly which monitors are ready. Passed on the first try every time.”
Patricia D.
Emissions Test Prep
“I know nothing about cars but OBD Home made it easy to understand what the fault codes mean. The clear code explanations are really helpful.”
Anna P.
First-time User
“Before buying a used car, I always scan it with OBD Home first. It's caught hidden issues that the seller didn't disclose. Essential tool for any buyer.”
Robert H.
Used Car Buyer
“The performance testing feature is great for tracking improvements after modifications. Love seeing the real numbers on my phone.”
Takeshi Y.
Car Modification Hobbyist
“Trip analysis helps me optimize my fuel consumption. I've improved my fuel efficiency by 15% just by monitoring my driving habits with OBD Home.”
Elena S.
Eco-conscious Driver
“The digital dashboard feature turns my phone into a proper gauge cluster. I love having real-time data visible while I'm testing after a repair.”
Marcus J.
Weekend Mechanic
“I use OBD Home to check I/M readiness before my annual emissions test. It tells me exactly which monitors are ready. Passed on the first try every time.”
Patricia D.
Emissions Test Prep
FAQ
Frequently Asked Questions
Download OBD Home
Start diagnosing your vehicle for free. Available on iOS and Android.
