1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your KJ-NAVI 9-inch Android Auto Carplay Multimedia Player. Designed specifically for Fiat 500 models from 2007 to 2015, this unit enhances your driving experience with advanced navigation, entertainment, and connectivity features.

Image: KJ-NAVI 9-inch Android Auto Carplay Multimedia Player for Fiat 500 (2007-2015) with key features highlighted.
2. Product Overview & Features
The KJ-NAVI multimedia player is a state-of-the-art car entertainment system offering a seamless integration of technology into your Fiat 500. Key features include:
- Operating System: Android
- Display: 9-inch IPS 1280*720P or QLED 2000*1200P Touch Screen
- Processor: 4-core or 8-core options
- Memory: RAM options from 2G to 8G, ROM options from 32G to 256G
- Connectivity: Built-in 4G, WiFi, Bluetooth 4.0/5.0
- Navigation: Built-in GPS with online map preview
- Audio: DSP sound effects, MP3/MP4/WMA/JPEG digital media format support
- Special Features: Support steering wheel control, Can-Bus, Reversing Input, Split Screen
- Languages: Multi-language OSD support including English, Chinese, German, French, Spanish, Italian, and many more.
- Certification: CE, FCC, RoHS
The unit is designed for a 'plug and play' installation, ensuring ease of setup.
Video: An overview of the KJ-NAVI multimedia player's features, including GPS navigation, wireless Carplay, MP3 playback, online video streaming, DSP sound effects, and customizable button colors.
3. Specifications
Refer to the table below for detailed product parameters across different models (A, B, C, D):

Image: Detailed product parameter table comparing Resolution, Memory, System, Core, DSP, FAN, Carplay, Android Auto, Bluetooth, Connection, Radio, and Button color for Models A, B, C, and D.
| Feature | Specification |
|---|---|
| High-concerned chemical | None |
| Warranty | 1 year |
| Built-in DVD Player | No |
| Built-in CD player | No |
| Is touch screen | Yes |
| Built-in Screen | Yes |
| TF/Micro SD Slot | 0 |
| Din | One Din |
| RAM | 2G/4G/6G/8G |
| Interface | Plug and play |
| Operating System | Android |
| Voltage | 12 V |
| Item Weight | 1.5kg |
| Output Type | Colored |
| Max External Memory | 128G |
| Special Features | WiFi function, Support steering wheel control, Support Can-Bus, Built-in GPS, MP3 players, Reversing Input, Split Screen |
| Digital Media Format | Mp3, MP4, WMA, JPEG |
| OSD Language | Multiple languages including English, Chinese, German, French, Spanish, Italian, etc. |
| Resolution | IPS 1280*720P / QLED 2000*1200P |
| Display Size | 9" |
| Origin | Mainland China |
| For Vehicle Brands/Model | FIAT |
| ROM | 32G/64G/128G/256G |
| Certification | CE, FCC, RoHS |
4. Installation
The KJ-NAVI multimedia player is designed for a 'plug and play' installation in Fiat 500 models from 2007-2015. It replaces the original car radio unit. Professional installation is recommended to ensure proper functionality and avoid damage.
4.1. Installation Drawing

Image: Before and after installation of the 9-inch multimedia player in a Fiat 500 dashboard, demonstrating the integrated fit.
4.2. Wiring Diagram
Ensure all cables are connected correctly according to the diagrams below. The specific cable set may vary based on your chosen model (A/B vs. C/D).

Image: RCA cable diagram for 2+32G and 4+64G models, labeling connections such as AMP CONT, AUX IN L/R, AUX L/R OUT, MIC, SUB, CMA, WIFI, and BT.

Image: RCA cable diagram for 6+128G and 8+256G models, labeling connections such as MIC, AUX L/R OUT, AMP-CON, AUX L/R IN, SUB, CVBS IN1, 4G Cart Slot, WIFI, and BT.
5. Operating Instructions
5.1. User Interface (UI)
The multimedia player offers various user interfaces depending on the model (A, B, C, D) and memory configuration. These UIs are designed for intuitive navigation and a modern aesthetic.

Image: User Interface (UI) for Model A (2+32G) showing various apps and widgets.

Image: User Interface (UI) for Model B (4+64G) with a different layout and app icons.

Image: User Interface (UI) for Model C (6+128G) featuring a distinct design and app arrangement.

Image: User Interface (UI) for Model D (8+256G) showcasing a premium layout and advanced features.
5.2. Wireless Carplay & Wired Android Auto
Enjoy seamless smartphone integration with both Wireless Carplay and Wired Android Auto functionalities.
- Wireless Carplay: Connect via Bluetooth. Click on "Car Link" and wait for connection.
- Wired Android Auto: Connect your mobile phone to the car DVD player with a USB cable. Click on "Car Link" and wait for connection.

Image: Visual guide for connecting Wireless Carplay and Wired Android Auto, showing phone and head unit screens.
5.3. GPS Navigation
The unit features a built-in global positioning system for omni-directional map display, real-time traffic conditions, and rapid, accurate positioning. You can preview maps online.

Image: GPS Navigation interface displaying a map with marked locations, route details, and estimated time of arrival.
5.4. Bluetooth Connectivity
Support for Bluetooth allows for faster and more stable connections. Make phone calls and play music with improved sound quality.
- Models H/B support Bluetooth 4.0.
- Models C/T/D support Bluetooth 5.0.

Image: Bluetooth interface showing phone call keypad and music playback screen.
5.5. FM/AM/RDS Radio
Enjoy your favorite radio stations with FM/AM/RDS support. Different series offer varying radio capabilities:
- A/B models support FM.
- C/D models support FM/AM/RDS.

Image: Radio interface showing frequency tuning and preset stations, with options for FM/AM/RDS.
5.6. DSP Sound Effects
Experience a different world of sound with DSP (Digital Sound Processor) sound effects. Features include noise reduction, stereo panoramic surround sound, and manual tuning for precise audio customization.

Image: DSP sound effects interface showing a multi-band equalizer, bass range, bass enhancement, and surround sound settings.
5.7. Steering Wheel Control
Take control of music playback and hands-free calling functions directly from your steering wheel, allowing you to concentrate on the road ahead for enhanced safety.

Image: Demonstration of steering wheel controls interacting with the multimedia player's music interface.
5.8. Multi-language Support
The unit supports a wide array of OSD languages, ensuring accessibility for users worldwide. You can easily switch languages through the system settings.

Image: Language selection screen showing a list of supported languages for the operating system display.
5.9. Colored Light Button
Customize the color of the physical buttons on your unit to match your car's interior lighting or your personal preference.

Image: Interface for customizing the colored light buttons, allowing selection of various colors and intensity levels.
5.10. Split Screen
The split-screen feature allows you to run two applications simultaneously, such as navigation and music playback, for a more convenient and efficient driving experience.

Image: Split screen display showing a radio tuner on one side and a phone dialer on the other.
6. Optional Accessories
Enhance your driving safety and convenience with a range of optional accessories:

Image: Various optional accessories including AHD Camera, OBD, Microphone, Tools, ADAS DVR, DAB+ Antenna, TPS (TPMS), and 360 Panoramic Camera.
- ADAS DVR (Optional): Connects via USB for advanced driver-assistance features and recording. Note: A (1G+32G) models do not support this feature.

Image: ADAS DVR display showing real-time road conditions with distance warnings and lane departure alerts.
- AHD Rear-View Camera (Optional): Provides intelligent dynamic trajectory and HD rear view for safer parking and reversing in all weather conditions.

Image: AHD Rear-View Camera display showing parking guidelines and a clear view of the area behind the vehicle.
- TPMS (Optional): Tire Pressure Monitoring System. Provides immediate alarms if tire pressure or temperature is unusual.

Image: TPMS display showing real-time tire pressure and temperature readings for each tire.
- 360 Panoramic Camera (Optional): Supports night vision and 4-loop recording for all-around protection. Note: 2G+32G, 4G+64G, 6G+128G models do not support this feature.

Image: 360 Panoramic Camera display showing a top-down view of the car and its surroundings, with parking assistance.
7. Maintenance
To ensure the longevity and optimal performance of your multimedia player, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the screen and exterior. Avoid abrasive cleaners or solvents.
- Temperature: Operate the unit within recommended temperature ranges. Extreme temperatures can affect performance and lifespan.
- Software Updates: Regularly check for and install software updates to ensure the system is running the latest features and security patches.
- Avoid Liquids: Prevent any liquids from entering the unit, as this can cause severe damage.
- Professional Service: For any complex issues or repairs, consult with a qualified technician. Do not attempt to disassemble or repair the unit yourself.
8. Troubleshooting
If you encounter any issues with your KJ-NAVI multimedia player, please refer to the following common troubleshooting steps:
- No Power: Check all power connections and ensure the car's ignition is on. Verify fuses are intact.
- No Sound: Check speaker connections, volume settings, and ensure the audio source is correctly selected.
- GPS Signal Loss: Ensure the GPS antenna is properly installed and has a clear view of the sky. Try restarting the unit.
- Touch Screen Unresponsive: Try restarting the unit. If the issue persists, a factory reset might be necessary (refer to system settings).
- Bluetooth Connection Issues: Ensure Bluetooth is enabled on both the unit and your device. Try unpairing and re-pairing the devices.
- System Freezes/Crashes: Perform a soft reset by pressing the reset button (if available) or holding the power button until the unit restarts.
If these steps do not resolve the issue, please contact customer support for further assistance.
9. User Tips
Based on user feedback and common practices, here are some tips to get the most out of your multimedia player:
- Regular Updates: Keep your system software updated to benefit from new features and performance improvements.
- Customize Settings: Explore the DSP sound settings and button color options to personalize your experience.
- Offline Maps: For areas with poor network coverage, consider downloading offline maps for uninterrupted navigation.
- Safe Driving: Always prioritize safe driving. Use voice commands and steering wheel controls to minimize distractions.
10. Warranty & Support
All items are brand new and sourced directly from the factory. In case you receive a faulty item, please contact us within 3 days after receipt. We will refund or replace it.
A 1-year factory warranty is provided from the purchase date for repairs. This warranty does not cover accessories. It is the customer's responsibility to pay for return postage and ship the item back to us. We will cover the cost of shipping the repaired or replacement item back to you.
All returns must be confirmed by our after-service staff. We are not liable for any return package without prior notice. For non-defective returns, an administrative fee will be applied.
Warranty will be voided as of:
- Damage caused by: Undue wear & tear, dirt, misused, improper installation or operation, neglect, accident.
- Any damages caused by improper packaging when buyers return the item to us.
- If the item is disassembled or repaired by an unauthorized person.