1. Introduction
Thank you for choosing the Sunster DZ06 LCD Bluetooth Switch. This device is designed to provide advanced control for your 12V car heater system, featuring an intuitive LCD display, Bluetooth app connectivity, and a remote control. It offers enhanced functionality such as automatic plateau identification, a ventilation system, and various heating modes to ensure optimal comfort and performance. Please read this manual carefully before installation and operation to ensure safe and efficient use.
2. Safety Information
- This product is designed for 12V DC voltage models ONLY. Do not attempt to connect it to systems with different voltages.
- Ensure all connections are secure and correctly wired to prevent electrical shorts or damage.
- Installation should ideally be performed by a qualified technician to avoid improper setup.
- Keep the device away from water and extreme temperatures.
- Do not attempt to disassemble or repair the unit yourself. Contact support if issues arise.
3. Package Contents
Please check the package for the following items:
- 1 x DZ06 LCD Monitor
- 1 x Remote Control

Figure 3.1: Front view of the S-DZ06 LCD Bluetooth switch, showing the display and control buttons.
4. Features
- Easy-to-read LCD display
- Compact, lightweight, and portable design
- Automatic Plateau Identification and adjustment
- Integrated Ventilation System for air quality and temperature maintenance
- 8KW Mode: Maximum 8kw full power with intelligent temperature adjustment (range 8-36 °C)
- Auto Start & Stop functionality
- Turbo Heat Mode for rapid heating
- Cleaning mode for combustion chamber maintenance
- Fuel level display
- Time Setting and Timer switch
- Screen off display option
- Temperature compensation
- Manual/automatic pump oil mode
- Altitude display
- Multi-language selection (Chinese, English, Russian, Turkish)
- Bluetooth app control
- Fault code display for diagnostics

Figure 4.1: Overview of the upgraded Bluetooth LCD switch features, showing Automatic Plateau Identification, Ventilation System, and 8KW Mode.
5. Setup and Installation
The DZ06 LCD Bluetooth Switch is designed for integration with compatible 12V car heater systems. Ensure your heater system is turned off and disconnected from power before proceeding with installation.
5.1 Wiring Connection
Connect the provided cable from the DZ06 LCD monitor to the corresponding port on your car heater unit. Ensure the connector is firmly seated to establish a secure electrical connection.

Figure 5.1: Rear view of the S-DZ06 LCD Bluetooth switch, showing the cable connection point.

Figure 5.2: Close-up of the electrical connector pins for the DZ06 switch.
5.2 Mounting
Mount the LCD monitor in a convenient and visible location within your vehicle. Use appropriate mounting hardware (not included) to secure the unit. Ensure it does not obstruct driving visibility or interfere with other vehicle controls.
6. Operating Instructions
The DZ06 LCD Bluetooth Switch can be operated via its physical buttons, the included remote control, or a dedicated Bluetooth app.
6.1 LCD Monitor Controls

Figure 6.1: Detailed view of the LCD monitor with button labels (UP/DOWN, ON/OFF, SET, OK) and a table of functions.
- ON/OFF Button: Press to power the unit on or off.
- UP/DOWN Buttons: Navigate through menu options or adjust values (e.g., temperature, time).
- SET Button: Enter menu settings or confirm selections.
- OK Button: Confirm selections or exit menus.
6.2 Key Functions Overview
| Function | Description |
|---|---|
| Time Setting | Set current time and timer for scheduled operations. |
| Pump Oil Mode | Select manual or automatic fuel pumping. |
| Temperature Compensation | Adjust temperature readings for accuracy. |
| Temperature Scale Switch | Toggle between °F and °C. |
| Fault Display | View up to 10 fault codes for troubleshooting. |
| Ventilation Function | Activate the ventilation system to circulate air. |
| Automatic Start & Stop | Enable automatic heater operation based on set parameters. |
| Turbo Heat Mode | Engage for rapid heating. |
| Display Altitude | Shows current altitude, especially useful for plateau mode. |
| Language Selection | Choose display language (Chinese, English, Russian, Turkish). |
| Bluetooth App Function | Connect via Bluetooth for smartphone control. |
| Cleaning Mode | Initiate a cleaning cycle for the combustion chamber. |
| Screen Off Display | Option to turn off the display while the heater operates. |
| Fuel Level Display | Monitor the fuel level of the heater. |
6.3 Automatic Plateau Mode
The device features an automatic plateau mode that self-starts at altitudes above 3280 ft (1000m). It intelligently adjusts the air-to-fuel ratio to ensure complete combustion and stable operation in high-altitude environments, maintaining a constant temperature throughout the process.

Figure 6.2: The Automatic Plateau Mode intelligently adjusts for optimal performance at high altitudes.
6.4 Remote Control Operation
The included remote control provides convenient access to basic functions such as power on/off, temperature adjustment, and mode selection from a distance. Refer to the remote control's specific buttons for their corresponding functions.
6.5 Bluetooth App Control
Download the dedicated Bluetooth app (refer to product packaging or seller information for app name/QR code). Pair your smartphone with the DZ06 switch via Bluetooth to access advanced controls, monitor status, and customize settings directly from your mobile device.
7. Maintenance
- Cleaning: Wipe the LCD screen and device exterior with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Combustion Chamber Cleaning: Utilize the built-in cleaning mode periodically to maintain the efficiency of your heater's combustion chamber.
- Connections: Periodically check all electrical connections for tightness and signs of wear.
8. Troubleshooting
If you encounter issues with your DZ06 LCD Bluetooth Switch, refer to the following common problems and solutions:
- Device not powering on: Check the 12V power supply and all electrical connections. Ensure the ON/OFF button is pressed correctly.
- Display not working: Verify power connection. If the screen off display option is enabled, press any button to wake the screen.
- Heater not responding: Ensure the switch is correctly connected to the heater unit. Check for any fault codes displayed on the screen and consult your heater's manual for specific code meanings.
- Remote control not working: Check the remote control's battery. Ensure there are no obstructions between the remote and the switch.
- Bluetooth connectivity issues: Ensure Bluetooth is enabled on your smartphone and the app is installed. Try restarting both the switch and your phone.
- Inaccurate temperature readings: Use the temperature compensation feature to calibrate the sensor if necessary.
For persistent issues, consult a professional technician or contact customer support.
9. Specifications
| Parameter | Value |
|---|---|
| Model | DZ06 |
| Voltage | 12V DC |
| Material | Plastic |
| Display | LCD |
| Connectivity | Bluetooth, Remote Control |
| Temperature Adjustment Range | 8-36 °C |
10. User Tips
- Familiarize yourself with the LCD display icons for quick status checks.
- Regularly use the cleaning mode to prolong the life and efficiency of your heater.
- For optimal performance in varying altitudes, ensure the automatic plateau mode is enabled.
11. Warranty and Support
The Sunster DZ06 LCD Bluetooth Switch comes with a standard manufacturer's warranty. For warranty claims, technical support, or service inquiries, please contact your retailer or the manufacturer directly. Keep your purchase receipt as proof of purchase.





