1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Cidava 10.4 Inch HD Touch Screen Android Head Unit. This unit is specifically designed as a replacement for the factory display screen and climate control center in Honda Civic models from 2016 to 2019, enhancing your vehicle's dashboard with advanced features and a modern interface.
Please read this manual thoroughly before installation and use to ensure proper functionality and to maximize your experience with the product. Keep this manual for future reference.

2. Product Features
The Cidava Android Head Unit offers a wide array of features designed to upgrade your driving experience:
- 10.4 Inch HD Multi-Touch Screen: A large, responsive display for intuitive control.
- Android Operating System: Provides access to a vast ecosystem of applications.
- Wired CarPlay & Android Auto (PhoneLink): Seamless smartphone integration for navigation, music, and communication.
- GPS Navigation: Built-in Wi-Fi module for online Google Maps and support for offline maps.
- Built-in Bluetooth 5.0 with APTX: For high-quality, loss-less music streaming and hands-free calling.
- AM/FM Radio with RDS: Includes 12 FM presets, 6 AM presets, and 'My Favorite Stations' feature.
- Climate Control Integration: Full control over AC, fan speed, and temperature directly from the head unit.
- Camera System Support: Integrates with factory backup camera, blind spot camera, and supports optional multi-view camera inputs.
- HDMI Out: Enables video output to external displays for rear seat entertainment systems.
- High Performance: 64GB Memory, 4GB RAM, and a 4x45 Watt built-in amplifier with DSP & EQ.




3. Installation and Setup
3.1 Included Components
Your Cidava head unit package includes the following items:
- Cidava 10.4 Inch HD Touch Screen Android Head Unit Replacement
- Main Harness Adaptor
- RCA Audio Output Cables
- Cam Inputs (for various cameras)
- AUX Input Cable
- 10P USB Line
- 8P USB Harness
- Radio Cable Adapter
- USB Cables (x2)
- Radio Cable
- DVR Cable
- WiFi Antenna
- Canbox
- Install Kits
- GPS Antenna
- Microphone

3.2 Wiring and Connections
Carefully connect the provided harnesses to the corresponding ports on the head unit and your vehicle's wiring system. Ensure all connections are secure to prevent electrical issues or signal loss. Refer to the detailed wiring diagram below for specific connections.

3.3 Post-Installation Check
After installation, perform the following checks:
- Turn on the vehicle and verify the head unit powers on correctly.
- Test all integrated features: radio, Bluetooth, Wi-Fi, navigation, and climate controls.
- Check the functionality of the steering wheel controls.
- Verify that the factory backup camera and blind spot camera (if applicable) display correctly.
4. Operating Instructions
4.1 Touch Screen Interface
The head unit features a responsive multi-touch screen. Navigate through menus, select applications, and control settings by tapping, swiping, and pinching gestures similar to a smartphone or tablet.
4.2 Radio Operation
Access the AM/FM radio application from the main menu. You can scan for stations, save presets (12 FM, 6 AM), and manage your 'My Favorite Stations'. The unit supports RDS (Radio Data System) for displaying station information.
4.3 Bluetooth Connectivity
Pair your smartphone via Bluetooth 5.0 for hands-free calling and high-quality audio streaming. Access your phone's contacts and call history directly from the head unit. The APTX codec ensures superior sound quality.
4.4 Wi-Fi Connection
Connect the head unit to a Wi-Fi network, typically by using your smartphone's hotspot. This enables access to online features such as Google Maps, app downloads from the Google Play Store, and web browsing.
4.5 GPS Navigation
Utilize the built-in GPS module for navigation. With a Wi-Fi connection, you can use online mapping services like Google Maps. The unit also supports downloading offline maps for navigation without an internet connection.
4.6 CarPlay & Android Auto (PhoneLink)
Connect your iPhone or Android smartphone via a USB cable to activate Wired CarPlay or Android Auto. This allows you to access compatible apps, make calls, send messages, and use navigation directly from your phone's interface on the head unit screen.
4.7 Climate Control Integration
The head unit fully integrates with your Honda Civic's climate control system. You can adjust the air conditioning, fan speed, temperature, and air direction directly from the touch screen interface, replacing the factory climate controls.

4.8 Camera System Integration
The unit supports your vehicle's existing factory backup camera and blind spot camera. Additionally, it provides three dedicated camera inputs for optional front, rear, and passenger-side camera views, enhancing parking and maneuvering safety.

4.9 Rear Seat Entertainment System
Utilize the HDMI Out port to connect external displays, enabling video output to rear seat monitors for passenger entertainment.

5. Maintenance
5.1 Cleaning the Screen
Use a soft, lint-free cloth to gently wipe the touch screen. For stubborn smudges, slightly dampen the cloth with water or a screen-safe cleaner. Avoid harsh chemicals or abrasive materials that could damage the screen surface.
5.2 Software Updates
Periodically check for software updates to ensure optimal performance and access to the latest features. Updates can typically be performed via Wi-Fi connection or USB. Refer to the online support resources for detailed instructions on updating your specific model.
6. Troubleshooting
6.1 Common Issues and Solutions
- No Power: Check all power connections and fuses. Ensure the vehicle's ignition is on.
- No Sound: Verify speaker connections, volume settings, and audio source selection.
- Touch Screen Unresponsive: Try restarting the unit. If the issue persists, a factory reset might be necessary (consult support).
- GPS Signal Loss: Ensure the GPS antenna is properly installed and has a clear view of the sky.
- Wi-Fi/Bluetooth Connection Issues: Restart the head unit and your connected device. Ensure correct pairing procedures are followed.
- CarPlay/Android Auto Not Connecting: Ensure you are using a high-quality USB cable. Check your phone's settings for CarPlay/Android Auto permissions.
6.2 Frequently Asked Questions
- Why haven't I received a reply after 24 hours? It could be due to time differences or your message landing in the spam folder. Please write to us again; we'll ensure your query is addressed promptly.
- What if my order is past the Amazon return window? Contact us using the official address provided in the manual for further assistance.
- How can I get the user manual? We will send you an email attaching the user manual when the order is complete. We have also updated the detailed installation video on the product page and YouTube.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Cidava |
| Vehicle Service Type | Car |
| Screen Size | 10.4 Inches |
| Resolution | 1280 x 720 |
| Operating System | Android |
| Memory Storage Capacity | 64 GB |
| RAM | 4 GB |
| Connectivity Technology | Bluetooth, USB, Wi-Fi |
| Special Features | Android Auto, Apple CarPlay, Built-In Bluetooth, Built-In Wi-Fi |
| Map Type | Road |
| Supported Satellite Navigation System | GPS |
| Audio Output Mode | Stereo |
| Amplifier | 4x45 Watt built-in amplifier with DSP & EQ |
| Mounting Type | Dashboard Mount |
| Human-Interface Input | Touchscreen |
| Control Method | App, Touch, Voice |
| Compatible Devices | Smartphone |
| Model Year | 2019 (for compatibility reference) |
8. Warranty and Support
8.1 Warranty Information
This product comes with a one-year warranty from the date of purchase. This warranty covers manufacturing defects and ensures the product functions as intended under normal use. Please retain your proof of purchase for warranty claims.
8.2 Return Policy
A 30-day replacement is provided with this Civic head unit for exchanges or refunds, subject to the terms and conditions of your purchase platform.
8.3 Customer Support
Cidava is committed to providing excellent customer service. We offer lifetime after-sales service and technical support for your product. If you have any questions, encounter issues, or require assistance, please do not hesitate to contact us:
- Via Amazon: Contact us through the Amazon messaging system.
- Via Email: Radiotechsd06@gmail.com
We aim to respond to all inquiries within 24 hours.