1. Introduction
The Vgate iCar Pro elm327 is an advanced On-Board Diagnostics (OBD2) scanner designed to help you diagnose vehicle issues, read trouble codes, and monitor various vehicle parameters. It connects to your vehicle's OBD2 port and communicates with your smartphone or PC via Bluetooth or WiFi, providing real-time data and diagnostic capabilities.

Figure 1: Vgate iCar Pro elm327 Diagnostic Interface with supported platforms and a sample app display.
2. Package Contents
Please check the package for the following items:
- Vgate iCar Pro elm327 OBD2 Diagnostic Scanner
- User Manual (this document)
3. Safety Information
Please read all safety instructions before using the device. Failure to follow these instructions may result in damage to the product or personal injury.
- Keep the device out of reach of children.
- Do not use this product for purposes other than its intended use.
- Inspect the product before each use; do not use if damaged.
- Do not expose the device to water or moisture.
- Handle with care to avoid damage.
4. Setup and Installation
- Prepare the Device: Remove any protective films from the Vgate iCar Pro device.
- Locate OBD2 Port: Identify your vehicle's 16-pin OBD2 diagnostic port. This port is typically located under the dashboard on the driver's side, but its exact location may vary by vehicle model.
- Connect the Scanner: With the vehicle's ignition turned off, firmly plug the Vgate iCar Pro elm327 into the vehicle's OBD2 port. Ensure a secure connection.

Figure 2: The 16-pin OBD2 connector of the Vgate iCar Pro.
- Power On Vehicle: Turn the vehicle's ignition to the "ON" position (engine does not need to be running for most diagnostics). The iCar Pro device will power on automatically, indicated by its LED lights.
- Install Diagnostic App: Download and install a compatible OBD2 diagnostic application on your smartphone (Android/iOS) or PC. Popular apps include Torque (Android), Car Scanner ELM OBD2 (Android/iOS), OBD Fusion (Android/iOS), etc.
- Pair Device:
- For Bluetooth Models: Go to your smartphone's Bluetooth settings, search for available devices, and select "Vgate" or "iCar Pro" to pair. You may need to enter a PIN (common PINs are 1234 or 0000).
- For WiFi Models: Go to your smartphone's WiFi settings, search for available networks, and connect to the "Vgate" or "iCar Pro" network. No password is usually required.
- Connect in App: Open your chosen diagnostic app, go to its settings, and select the Vgate iCar Pro as your OBD2 adapter. The app should then establish a connection with the device and your vehicle's ECU.
5. Operating Instructions
Once connected, you can use the diagnostic app to perform various functions:
- Read Diagnostic Trouble Codes (DTCs): Access and display current, pending, and permanent trouble codes.
- Clear DTCs: Erase trouble codes and turn off the Check Engine Light (MIL).
- View Live Data: Monitor real-time sensor data such as engine RPM, vehicle speed, fuel system status, coolant temperature, oxygen sensor readings, etc.
- Freeze Frame Data: View a snapshot of sensor readings at the moment a DTC was set.
- I/M Readiness: Check the status of emission-related monitors to ensure your vehicle is ready for an emissions test.
- Vehicle Information: Retrieve vehicle information such as VIN (Vehicle Identification Number), CALID (Calibration ID), and CVN (Calibration Verification Number).
Refer to your specific diagnostic app's instructions for detailed usage of its features.
6. Maintenance and Care
- Keep the Vgate iCar Pro dry and clean. Avoid exposure to liquids.
- Do not force the device's cable or connector.
- Do not use an abnormal or damaged device.
- After use, disconnect the device from the OBD2 port and store it in a dry, safe place, away from direct sunlight and extreme temperatures.
- Do not attempt to disassemble or modify the device.
7. Troubleshooting
- Device Not Powering On: Ensure the device is securely plugged into the OBD2 port and the vehicle's ignition is in the "ON" position. Check the vehicle's OBD2 port fuse if necessary.
- Cannot Connect via Bluetooth/WiFi:
- Ensure the Vgate iCar Pro is powered on.
- Verify Bluetooth/WiFi is enabled on your smartphone/PC.
- Forget previous pairings and try to pair again.
- Restart your smartphone/PC and the vehicle.
- App Not Connecting to ECU:
- Ensure the app settings correctly select the Vgate iCar Pro as the adapter.
- Try a different diagnostic app to rule out app-specific issues.
- Ensure your vehicle supports the OBD2 standard (most vehicles manufactured after 1996 in the US, 2001 in EU for petrol, 2004 for diesel).
- Software Issues: For any software-related issues or app recommendations, please contact customer service.
8. Specifications
| Feature | Description |
|---|---|
| Model | iCar Pro elm327 |
| Brand | Vgate |
| Connectivity | Bluetooth 3.0, Bluetooth 4.0, WiFi (model dependent) |
| Compatibility | Android, iOS, PC |
| Interface | 16-pin OBDII Standard Connector |
| Supported Protocols | All OBDII protocols |
| Special Features | Auto Wake Up Mode, OBDII Code Reader Diagnostic Tool |
| Software Update | Yes |
| Certification | CE |

Figure 3: The Vgate iCar Pro supports all OBDII protocols.
9. Warranty and Support
The Vgate iCar Pro elm327 comes with a 2-year warranty from the date of purchase.
For technical support, software issues, or warranty claims, please contact your retailer or the manufacturer directly.
Manufacturer Information:
- Manufacturer: Shenzhen Pengmao Yuan E-commerce Co., Ltd
- EU Authorized Representative: 5006 taojing business building, building 177, avenue entrepreneurship garden, minzhi street, longhua district, shenzhen city, guangdong province
When contacting support, please provide your product model and details of the issue you are experiencing.