1. Introduction
Thank you for choosing the Wowuseful 12.3-inch LCD Digital Dashboard Panel. This advanced virtual cockpit is designed to upgrade your BMW's interior with a high-resolution display and enhanced functionality. This manual provides essential information for proper installation, operation, and maintenance of your new digital dashboard.

Figure 1: Wowuseful 12.3-inch LCD Digital Dashboard Panel overview, highlighting compatibility with BMW 3 Series F30/F31/GT-F34 (2013-2019) and 4 Series F32/F33/F36 (2013-2020), blue light anti-glare screen, and 1920*720 resolution.
2. Compatibility
2.1. Applicable Models & Years
- For BMW 3 Series F30/F31/GT-F34 (2013-2019)
- For BMW 4 Series F32/F33/F36 (2013-2020)
2.2. Important Notes
- If your original car has a HUD (Head-Up Display), this product cannot be fitted.
- This product is not compatible with hybrid car models.
- After installation, maintenance information will only be displayed on the new digital instrument panel, not on the original center console.
- The LCD dashboard does not display multimedia information such as music lists, radio, or Bluetooth details.
3. Key Features
- Plug and Play: No coding or programming required for installation.
- Original Mileage Retention: Your vehicle's original mileage will continue to be displayed accurately.
- High-Definition Display: Features a 1920*720 HD screen with blue light anti-glare technology for clear visibility from any angle.
- Comprehensive Vehicle Information: Displays fuel level, speed, fuel consumption, tire pressure, oil/water temperature, oil pressure, and car body balance monitoring functions.
- Dual Chip System: Ensures all original vehicle information is displayed reliably on the new screen, even under extreme temperatures (-50 to 70 degrees Celsius).
- Fast Start: Quick startup in less than 3 seconds from car ignition.
- Wireless Carplay/Android Auto: Supports wireless Carplay and Android Auto for enhanced connectivity and safe driving.
- Customizable UI: Offers multiple UI themes and color selections to personalize your dashboard experience.

Figure 2: Core features of the LCD Digital Cluster Dashboard.

Figure 3: The digital dashboard features a quick start time of less than 3 seconds.
4. Specifications
| Attribute | Value |
|---|---|
| Brand Name | WOWUSEFUL |
| Origin | Mainland China |
| Material | ABS |
| Special Features | 12.3 inch LED digital |
| Placement on Vehicle | Dashboard |
| Item Weight | 3.5 kg |
| Item Height | 20 cm |
| Item Width | 30 cm |
| Item Length | 40 cm |
| Resolution | 1920*720 |
| Operating System | Linux |
| Out Power | 4*45W |
| Voltage | 12V |
| Interface | Plug to Play |
| OSD Language Support | Chinese (Simplified), Chinese (Traditional), Arabic, Russian, French, Korean, Japanese, Turkish, Spanish, Italian, English |
5. Setup and Installation
For a detailed visual guide, please refer to the installation video available on Google Drive: Installation Video Link. Search for your specific car model on the linked website for precise installation instructions.
5.1. Basic Installation Steps
- Tear out the old cluster: Carefully remove your vehicle's original instrument cluster.
- Keep original motherboard in storage: Store the original motherboard safely, as it may be needed for certain functionalities or future reference.
- ISO cable Plug and Play: Connect the new digital dashboard using the provided ISO cable. This system is designed for plug-and-play installation.
Video 1: Product demonstration showing the digital dashboard's features and responsiveness.
5.2. PDF User Manual
A comprehensive user manual in PDF format is available for detailed instructions and settings. You can view it here: User Manual (PDF).
6. Operating Instructions
The digital dashboard offers various settings and display options to customize your driving experience.
6.1. Initial Setup & Settings
- Fuel Tank Capacity: Access 'Settings' > 'fuel tank capacity'. Set the value corresponding to your vehicle's fuel tank size. Verify that the remaining fuel level matches the original dashboard display.
- Model Selection: Navigate to 'Setting' > 'Metetr' > 'Model selection'. Choose your specific car model. After selection, turn off the engine, power off, lock the car, and wait for 5 minutes before restarting for the changes to take effect.
- Display Unit: In 'Settings' > 'Display Unit', you can configure units for speed/meter (e.g., KM), temperature (e.g., °C), and consumption (e.g., L/100KM).
- Dashboard Style: Within 'Settings' > 'Dashboard style', you can adjust the sport speed and RPM display (e.g., 6000RMP diesel or 8000RMP gas).
- Language: Go to 'Settings' > 'language' to select your preferred system language from the available 11 options.

Figure 4: The 'Rich settings' menu allows for extensive personalization of the dashboard display.

Figure 5: Customizable UI themes and color options for the digital dashboard.

Figure 6: The digital dashboard supports multiple languages for user interface.
6.2. Connectivity
- Carplay Connection: In the 'carplay' option, once connected, press down to access a menu for adjusting the region and switching devices. If your car is an Android phone, select Android Auto for direct Bluetooth connection.
- HDMI Connection: Before installation, connect the digital cluster to an HDMI cable, then use an HDMI-to-HDMI exchange box, and connect the exchange box to a USB port on your Android player. After successful connection, open the digital cluster, navigate to the navigation interface, and press the down button to activate.

Figure 7: Carplay version upgrade motherboard features.

Figure 8: Wireless Carplay function display for an enhanced driving experience.
6.3. Trip Settings
Go to 'Trip data' and select 'Reset subtotal mileage'. Press 'OK' to confirm and reset your trip mileage.
Video 2: In-car demonstration of the digital dashboard, showcasing various display modes and settings.
7. Maintenance
- Keep the screen clean using a soft, lint-free cloth. Avoid abrasive cleaners.
- Ensure all connections are secure to prevent intermittent issues.
- Regularly check for firmware updates to ensure optimal performance and access new features.
8. Troubleshooting
8.1. Common Issues and Solutions
- Display not turning on: Check all cable connections, especially the ISO cable. Ensure the vehicle's power is fully off and then restarted after installation.
- Incorrect fuel level display: Verify the fuel tank capacity setting in the dashboard's menu matches your vehicle's specifications.
- Carplay/Android Auto not connecting: Ensure your phone's Bluetooth is on and correctly paired. Check the 'carplay' settings for region and device switching.
- Missing language: If your desired language is not listed, contact customer support. The manufacturer may be able to add or modulate the language with translation assistance.
9. User Tips
- Customization: Explore the various UI themes and color options in the settings to personalize your dashboard to your preference.
- Language Support: If your specific language is not available, reach out to the seller. They have an engineering team capable of adding new languages with translation assistance.
- Installation Video: Always refer to the detailed installation video provided via the Google Drive link for model-specific guidance to ensure a smooth setup.
10. Warranty and Support
The product comes with a 365-day warranty from the date of receipt confirmation. If any issues arise, please contact customer service immediately. The manufacturer provides an engineer team to assist with installation and technical support.