1. Introduction
Thank you for choosing the Hikity Android 15 Car Radio. This manual provides essential information for the proper installation, operation, and maintenance of your new car radio system. Please read this manual thoroughly before installation and use to ensure optimal performance and safety. This unit is designed for specific compatibility with Citroën Berlingo B9 (2008-2017) and Peugeot Partner (2008-2019) models.
2. Safety Information
- Professional Installation Recommended: Due to the complexity of car electrical systems, professional installation is highly recommended to prevent damage to the unit or your vehicle.
- Power Supply: Ensure the car radio is connected to a 12V DC power supply with a negative ground.
- Wiring: Incorrect wiring can cause damage to the unit or vehicle. Follow all wiring diagrams carefully.
- Driving Safety: Do not operate the unit in a way that distracts you from driving. Always prioritize road safety.
- Temperature: Avoid exposing the unit to extreme temperatures or direct sunlight for prolonged periods.
- Moisture: Keep the unit dry. Exposure to moisture can cause malfunction or damage.
3. Package Contents
Verify that all items listed below are included in your package:
- 1 x Car Radio Unit
- 1 x Radio Housing
- 1 x Canbus Decoder
- 2 x Power Cables
- 1 x GPS Antenna
- 1 x Rear Camera Input Cable
- 1 x Radio Antenna
- 1 x RCA Cable
- 2 x USB Cables
- 1 x Accessories Bag
- 1 x Instruction Manual (this document)
- 1 x Installation Tool Set
- 1 x Rearview Camera
- 1 x External Microphone

Image: This illustration shows the dimensions of the 9-inch car radio unit and a visual representation of the included accessories and cables, such as power cables, GPS antenna, USB cables, RCA cable, and the rearview camera.
4. Product Overview and Features
The Hikity Android 15 Car Radio is an advanced multimedia system designed to enhance your driving experience. Key features include:
- 9-inch IPS HD Touchscreen: A large, responsive display with 1280 x 720 resolution for clear visuals.
- Android 15 Operating System: Provides a modern and intuitive user interface.
- High Performance: Equipped with an 8-core chipset, 4GB RAM, and 64GB internal storage.
- Built-in DSP: Digital Sound Processor for enhanced audio quality and customizable sound settings.
- Wireless CarPlay & Android Auto: Seamless integration with your smartphone for navigation, music, and calls.
- Wi-Fi Connectivity: Access online maps, download apps, and browse the internet.
- Bluetooth 5.0: For hands-free calling and wireless audio streaming.
- FM/RDS Radio: Enjoy your favorite radio stations with clear reception and station information.
- GPS Navigation: Supports both built-in offline maps and online navigation.
- Rearview Camera Support: Includes an AHD wide-angle rearview camera for safer parking.
- Steering Wheel Control (SWC): Compatible with your vehicle's steering wheel controls for convenient operation.
- Customizable UI: Choose from 59 different user interface themes.

Image: This graphic highlights the main features of the car radio, including CarPlay, Android Auto, Mirror Link, IPS Screen, Bluetooth, WiFi, GPS, FM/RDS Radio, DSP, and Rear Camera support.
5. Setup and Installation
This section provides general guidelines for installing your Hikity car radio. For detailed vehicle-specific instructions, consult a professional installer or your vehicle's service manual.
5.1 Pre-Installation Checks
- Disconnect the vehicle's negative battery terminal to prevent electrical shorts.
- Ensure you have all necessary tools and components as listed in Section 3.
- Familiarize yourself with your vehicle's dashboard and existing wiring.
5.2 Wiring Connections
Refer to the provided wiring diagrams (usually included with the power cables) for specific connections. Key connections include:
- Power Cables: Connect the main power harness to your vehicle's power supply (constant 12V, accessory 12V, and ground).
- CANBUS Decoder: Connect the CANBUS decoder to the car radio and vehicle's wiring harness. This enables communication for steering wheel controls and other vehicle data.
- GPS Antenna: Mount the GPS antenna in a location with a clear view of the sky, typically on the dashboard or under the windshield.
- Radio Antenna: Connect the radio antenna for FM/RDS reception.
- Rearview Camera: Connect the rearview camera cable to the designated input on the car radio. Ensure the camera is mounted securely at the rear of the vehicle.
- USB Cables: Route the USB cables to an accessible location, such as the glove compartment or center console, for connecting USB devices or wired CarPlay/Android Auto.
- External Microphone: Connect the external microphone and position it near the driver for clear hands-free calls.
- RCA Cables: Use RCA cables for connecting external amplifiers or other audio/video devices if desired.
5.3 Mounting the Unit
- Carefully remove the original car radio or blank panel from your dashboard.
- Connect all necessary wiring harnesses to the Hikity car radio.
- Slide the car radio into the dashboard opening, ensuring all cables are not pinched.
- Secure the unit using the provided mounting brackets and screws.
- Reassemble the dashboard trim panels.
5.4 Post-Installation
- Reconnect the vehicle's negative battery terminal.
- Turn on the vehicle's ignition and power on the car radio.
- Perform initial setup and test all functions (radio, Bluetooth, GPS, camera, etc.).
6. Operating Instructions
6.1 Basic Operation
- Power On/Off: Press and hold the power button (usually on the front panel or screen) to turn the unit on or off. A short press may mute the audio.
- Volume Control: Use the physical volume knob or the on-screen controls to adjust the audio level.
- Home Screen: Tap the Home icon to return to the main interface.
6.2 Touchscreen Interface
The 9-inch IPS touchscreen allows for intuitive control. Swipe left/right to navigate between screens, tap icons to open applications, and use pinch-to-zoom gestures where applicable. The unit offers 59 customizable UI themes; access these through the system settings to personalize your experience.

Image: This image illustrates the concept of a built-in Digital Sound Processor (DSP) for enhanced audio and showcases various customizable user interface themes available on the car radio.
6.3 Wireless CarPlay and Android Auto
Connect your smartphone wirelessly or via USB for seamless integration.
- Enable Bluetooth and Wi-Fi: On your smartphone, ensure Bluetooth and Wi-Fi are enabled.
- Pair Device: On the car radio, go to the CarPlay/Android Auto application. Follow the on-screen instructions to pair your phone via Bluetooth.
- Confirm Connection: Once paired, your phone will prompt you to confirm the CarPlay or Android Auto connection.
- USB Connection: Alternatively, connect your phone directly via a USB cable to initiate a wired connection.

Image: This visual demonstrates the wireless CarPlay and Android Auto functionality, showing a smartphone wirelessly connected to the car radio display, mirroring apps and content.
6.4 GPS Navigation
The unit supports both built-in offline maps and online navigation.
- Offline Maps: The unit comes with pre-installed offline maps. To update or download new regions, connect to Wi-Fi.
- Online Navigation: Connect the unit to a Wi-Fi hotspot (e.g., from your smartphone) to use online navigation apps like Google Maps, Waze, etc.
- GPS Antenna: Ensure the GPS antenna is properly installed and has a clear view of the sky for accurate positioning.
6.5 FM/RDS Radio
- Access Radio: Tap the 'Radio' icon on the home screen.
- Scan Stations: Use the 'Scan' function to automatically search for available radio stations.
- Save Presets: Touch and hold a frequency slot to save your favorite stations as presets.
- RDS Function: When available, RDS (Radio Data System) will display station information such as song titles or traffic updates.
6.6 Bluetooth 5.0
Use Bluetooth for hands-free calling and audio streaming.
- Enable Bluetooth: On the car radio, open the Bluetooth application.
- Pair Device: On your smartphone, search for available Bluetooth devices and select the car radio (e.g., "Hikity Car Radio"). Enter the PIN (usually 0000 or 1234) if prompted.
- Hands-Free Calling: Once paired, you can make and receive calls directly from the car radio interface.
- Audio Streaming: Play music from your phone through the car radio's speakers.
6.7 DSP (Digital Sound Processor)
The built-in DSP allows for advanced audio customization.
- Access DSP Settings: Navigate to the 'DSP' or 'Sound Settings' application.
- Equalizer: Adjust the 36-band or 10-band equalizer to fine-tune audio frequencies.
- Sound Field: Adjust sound delay and balance for optimal listening positions.
- Bass Enhancement: Customize bass levels and subwoofer output.
6.8 Rearview Camera
The rearview camera automatically displays the rear view when the vehicle is put into reverse gear.
- Automatic Display: The screen will automatically switch to the rearview camera feed when reverse gear is engaged.
- Parking Guidelines: Dynamic parking guidelines may be displayed to assist with parking.
6.9 Steering Wheel Control (SWC)
Program your vehicle's steering wheel buttons to control the car radio.
- Access SWC Settings: Go to 'Settings' > 'Steering Wheel Control'.
- Program Buttons: Follow the on-screen instructions to assign functions (e.g., volume up/down, track skip, mode) to your steering wheel buttons.

Image: This image shows the interface for programming steering wheel controls and a visual representation of the AHD rearview camera display with parking lines.
6.10 Wi-Fi Connectivity
Connect to a Wi-Fi network for internet access.
- Enable Wi-Fi: Go to 'Settings' > 'Network & Internet' > 'Wi-Fi'.
- Connect to Network: Select your desired Wi-Fi network from the list and enter the password if required.
- Download Apps: Once connected, you can download various applications from the app store.

Image: This graphic illustrates the functionalities of GPS navigation, Wi-Fi connectivity, FM/RDS radio, and Bluetooth 5.0, showing how they integrate into the car radio experience.
7. Maintenance
- Cleaning the Screen: Use a soft, lint-free cloth to clean the touchscreen. Do not use abrasive cleaners or solvents.
- Software Updates: Periodically check for software updates via the system settings (requires Wi-Fi connection) to ensure optimal performance and access to new features.
- Avoid Extreme Conditions: Protect the unit from extreme heat, cold, and direct moisture.
8. Troubleshooting
If you encounter issues with your car radio, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | Incorrect wiring; Blown fuse; Loose power connection. | Check power cable connections; Inspect vehicle's fuse box; Ensure proper grounding. If issues persist, consult a professional. |
| No sound | Volume too low; Mute activated; Speaker wiring issue; Incorrect audio output settings. | Increase volume; Check if unit is muted; Verify speaker connections; Adjust audio settings in DSP. |
| Poor radio reception | Antenna not connected; Weak signal area; Damaged antenna. | Ensure radio antenna is securely connected; Try scanning for stations in a different location; Replace antenna if damaged. |
| GPS not working or inaccurate | GPS antenna not connected or obstructed; Outdated maps; No internet for online maps. | Check GPS antenna connection and placement (ensure clear sky view); Update offline maps via Wi-Fi; Connect to Wi-Fi for online navigation. |
| Bluetooth connection issues | Bluetooth not enabled; Device not paired; Interference. | Ensure Bluetooth is enabled on both devices; Re-pair the device; Move closer to the unit; Restart both devices. |
| CarPlay/Android Auto not connecting | Incorrect settings; Phone compatibility issue; Faulty USB cable; Wi-Fi/Bluetooth issues. | Check CarPlay/Android Auto settings on both phone and unit; Try a different USB cable; Ensure Wi-Fi and Bluetooth are active and stable. |
| Rearview camera not displaying | Camera cable loose; Camera power issue; Incorrect input selected. | Verify rearview camera cable connection; Check camera power supply; Ensure vehicle is in reverse gear. |
9. Specifications
| Feature | Specification |
|---|---|
| System | Android 15 |
| Chipset | 8-core (8257) |
| Screen Size | 9 inches |
| Screen Resolution | 1280 x 720 IPS |
| RAM | 4GB |
| ROM (Internal Storage) | 64GB |
| Radio Chip | 8035 |
| Output Power | 4 x 45W |
| Bluetooth Version | 5.0 |
| Operating Temperature | -20℃ to 75℃ |
| Power Amplifier Chip | YD7388 |
| Radio Band | FM/RDS |
| Video Output | Supported |
| Rearview Input | AHD/CVBS |
| External Microphone | Supported |
| Maps | Built-in offline maps (requires internet for data download) |
| USB Interface | Dual USB |
| Audio Formats | APE, FLAC, WAV, MP3, WMA, etc. |
| Video Formats | MKV, RMVB, AVI, MP4, MDV, etc. |
| Image Formats | PNG, JPEG, JPG, GIF, WBMP, BNP, etc. |
| Factory Setting Keyword | 1234 |
| Supported Languages | Chinese, English, French, Italian, Korean, Japanese, Arabic, Spanish, Portuguese, Russian, Turkish, Vietnamese, Hebrew, Polish, German |
| Model Number | Hikity-A7878A3453H1MI2-63EU |
10. Warranty and Support
For warranty information, technical support, or any questions not covered in this manual, please contact Hikity customer service through the official brand store or your point of purchase.
You can visit the Hikity brand store for more information and support: Hikity Brand Store