1. Introduction
This manual provides detailed instructions for the installation, setup, and operation of your OiLiehu Android 13 1-Din Car Radio. Please read this manual thoroughly before using the product to ensure proper function and safety. Keep this manual for future reference.
Safety Information
- Do not operate the device in a way that distracts you from driving.
- Ensure all wiring is correctly connected to prevent damage or fire.
- Consult a professional for installation if you are unsure about any steps.
- Avoid exposing the unit to extreme temperatures, direct sunlight, or moisture.
2. Package Contents
Verify that all items listed below are included in your package:
- 1 x Android Autoradio 1 Din
- 1 x Power Cable
- 1 x RCA Cable
- 1 x USB Cable
- 1 x Remote Control
- 1 x GPS Antenna
- 1 x Rear Camera Input Cable
- 1 x Accessories (Mounting Brackets)
- 1 x User Manual
- 1 x Microphone
- 1 x Reversing Camera

3. Installation Guide
Proper installation is crucial for optimal performance. If you are not confident with car audio wiring, please seek professional assistance.
Wiring Connections
- Power Cable: Connect the yellow wire to the constant 12V power supply, the red wire to the accessory (ACC) 12V supply, and the black wire to ground.
- RCA Cables: Connect for audio output to external amplifiers or subwoofers.
- USB Cables: Connect for media playback, phone charging, or wired CarPlay/Android Auto.
- GPS Antenna: Mount the GPS antenna in a location with a clear view of the sky for optimal signal reception.
- Rear Camera Input Cable: Connect the reversing camera to this input. Ensure the reverse trigger wire is connected to the vehicle's reverse light circuit.
- Microphone: Connect the external microphone for clearer hands-free calls.
- Steering Wheel Control (SWC): Connect the SWC wires to your vehicle's steering wheel control interface, if applicable. Refer to your vehicle's wiring diagram.
Mounting the Unit
- Insert the mounting sleeve into the dashboard opening.
- Secure the sleeve using the provided mounting brackets.
- Slide the car radio unit into the mounted sleeve until it clicks into place.
4. Initial Setup
First Power On
After installation, turn on your vehicle's ignition. The car radio should power on automatically. Follow any on-screen prompts for initial language and time settings.
Wi-Fi and Hotspot Connection
To access online features like GPS navigation and streaming apps, connect the unit to a Wi-Fi network or your phone's mobile hotspot:
- Go to Settings on the unit.
- Select Network & Internet.
- Turn on Wi-Fi and select your desired network. Enter the password if prompted.

5. Operating Instructions
5.1 Motorized Retractable Screen
The 7-inch screen can be retracted or extended automatically. Use the dedicated button on the unit to control the screen's movement. This allows for a compact form factor when the screen is not needed.

5.2 Wireless Apple CarPlay & Android Auto
Connect your smartphone wirelessly for seamless integration of navigation, music, messages, and voice control.
- Ensure Bluetooth and Wi-Fi are enabled on your phone and the car radio.
- On the car radio, select the CarPlay or Android Auto application.
- Follow the on-screen instructions to pair your phone. For Apple CarPlay, select your car radio from your iPhone's Bluetooth settings. For Android Auto, ensure the app is installed on your Android phone.
- Once connected, you can use voice commands (Siri or Google Assistant) to control apps.

5.3 GPS Navigation
The unit supports online and offline navigation. Use pre-installed apps like "Here WeGo" or download other navigation apps from the app store when connected to Wi-Fi.
5.4 Mirror Link
Mirror your smartphone's screen onto the car radio display via Wi-Fi or USB cable. This allows you to view your phone's content directly on the larger screen.
- For iOS and Android phones, connect via Wi-Fi or USB.
- Android phones may require enabling developer options and specific permissions for Mirror Link to function correctly.

5.5 Bluetooth Function
Connect your phone via Bluetooth for hands-free calling and audio streaming.
- Enable Bluetooth on your phone and the car radio.
- Search for the car radio in your phone's Bluetooth settings and pair.
- Once paired, you can make/receive calls, access your phonebook, and play music wirelessly.

5.6 FM/RDS Radio
Access FM radio stations with RDS (Radio Data System) for station information.
- Use the radio application to scan for available stations (87.5-108 FM).
- Save your favorite stations as presets for quick access.
- RDS provides information such as station name and program type.

5.7 EQ Setting
Customize your audio experience with the built-in 12-segment equalizer. Adjust sound effects and sound field settings to match your preferences.

5.8 Steering Wheel Control (SWC)
Program your vehicle's existing steering wheel buttons to control the car radio for convenience and safety.
- Go to Settings and find the Steering Wheel Control option.
- Follow the on-screen instructions to assign functions (e.g., volume up/down, track skip, mode) to your steering wheel buttons.

5.9 Backup Camera Input
The unit supports an AHD waterproof reversing camera with night vision and a wide-angle view. When reverse gear is engaged, the screen automatically displays the camera feed.

5.10 Split Screen
The integrated split-screen function allows you to run and view two applications simultaneously, such as navigation and music playback.

6. Care and Maintenance
- Cleaning the Screen: Use a soft, lint-free cloth to gently wipe the screen. Do not use abrasive cleaners or solvents.
- General Cleaning: Wipe the unit's exterior with a soft, damp cloth.
- Avoid Liquids: Prevent liquids from entering the unit, as this can cause damage.
- Temperature: Do not expose the unit to extreme heat or cold.
7. Troubleshooting
If you encounter issues, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Incorrect power wiring; blown fuse. | Check power cable connections (yellow, red, black). Verify vehicle's fuse and unit's fuse. |
| No sound. | Volume too low; speaker wires disconnected; incorrect audio settings. | Increase volume. Check speaker wiring. Adjust EQ settings or ensure correct audio output. |
| Bluetooth not connecting. | Bluetooth not enabled; phone not in pairing mode; interference. | Ensure Bluetooth is on for both devices. Restart phone and car radio. Try pairing again. |
| GPS signal weak or lost. | GPS antenna improperly placed or disconnected. | Ensure GPS antenna has a clear view of the sky and is securely connected. |
| Backup camera not displaying. | Camera not connected; reverse trigger wire not connected; camera faulty. | Check camera connections and reverse trigger wire. Test camera if possible. |
If problems persist, please contact customer support.
8. Technical Specifications
| Feature | Specification |
|---|---|
| Brand | OiLiehu |
| Model Number | A3689A4MI2 |
| Operating System | Android 13 |
| RAM + ROM | 2GB RAM + 64GB ROM |
| Screen Size | 7 inches |
| Screen Type | Automatically Retractable Touch Screen |
| Connectivity Technology | Auxiliary, Bluetooth, USB, Wi-Fi |
| Special Features | Apple CarPlay, Android Auto, Mirror Link, Built-in Bluetooth, FM/RDS Radio, Steering Wheel Controls, EQ, WiFi/Hotspot, GPS Navigation, Split Screen |
| Compatible Devices | Smartphone |
| Audio Output Mode | Stereo |
| Surround Sound Channel Configuration | 4.0 |
| Output Power | 45 Watts (per channel, total 180 Watts) |
| Control Method | Application, Touch, Remote Control |
| Video Encoding | MKV |
| Color | Black |
| UPC | 769256240805 |
9. Warranty and Support
Warranty Information
This product comes with a two-year warranty from the date of purchase. Please retain your proof of purchase for warranty claims.
Customer Support
For technical assistance, installation queries, or operational issues, OiLiehu provides 16-hour online customer service, 7 days a week (excluding weekends). You can reach our support team via email:
We are committed to providing high-quality products and support. If you have any questions, do not hesitate to contact us.
