1. Introducció i finalview
This manual provides detailed instructions for the installation, operation, and maintenance of the Koso BA050907 HD-02 Kit. This 6-piece digital gauge system is designed as a direct plug-and-play replacement for the original equipment manufacturer (OEM) meters on compatible Harley-Davidson motorcycles, offering enhanced functionality and a modern display.

Figure 1: The Koso BA050907 HD-02 Kit, featuring a complete set of digital gauges with red illumination.
2. Contingut del paquet
Verifiqueu que tots els components siguin presents al paquet:
- Koso BA050907 HD-02 Digital Gauge Kit (6 pieces)
- Cable remot
- Manual d'instruccions
3. Característiques del producte
The Koso BA050907 HD-02 Kit offers a comprehensive set of digital gauges with a two-color changeable LCD display (red and blue) for customizable aesthetics. The kit includes:
- 4-inch Multifunction Speedometer
- 4-inch Tachometer with Gear Position Indicator
- 2-inch Oil Pressure Meter
- 2-inch Fuel Level Meter
- 2-inch Volt Meter
- 2-inch Oil Temperature Meter

Figure 2: The digital gauges feature a changeable display, allowing selection between red and blue illumination.

Figura 3: Example of the Koso HD-02 Kit installed on a Harley-Davidson dashboard, illustrating the integrated appearance and color options.
4. Compatibilitat
This Koso HD-02 Kit is compatible with Harley-Davidson FLHT, FLHX, and FLTR models manufactured between 2004 and 2013.
5. Configuració i instal·lació
The Koso BA050907 HD-02 Kit is designed for a complete plug-and-play installation. No drilling or rewiring of the existing meter connections is required. The gauges are engineered to fit directly into the OEM dash and utilize existing connectors.
5.1 Passos d'instal·lació (directrius generals)
- Ensure the motorcycle's ignition is off and the battery is disconnected before beginning installation.
- Carefully remove the existing OEM gauges from the dashboard.
- Connect the Koso digital gauges to the corresponding OEM connectors. Ensure all connections are secure.
- Mount the new Koso gauges into the OEM dash openings.
- Reconnect the battery and test the functionality of all gauges.
Refer to your motorcycle's service manual for specific instructions on removing and installing dashboard components.

Figure 4: Dimensions for the 4-inch Koso meters (Speedometer and Tachometer).

Figure 5: Dimensions for the 2-inch Koso meters (Oil Pressure, Fuel Level, Volt, and Oil Temperature).
6. Instruccions de funcionament
6.1 Display Color Change
The gauges feature a two-color changeable LCD display. Consult the included remote wire instructions for specific steps on how to switch between red and blue illumination modes.
6.2 Gauge Functions
- Velocímetre: Mostra la velocitat actual del vehicle.
- Tacòmetre: Displays engine RPM and current gear position.
- Oil Pressure Meter: Monitors engine oil pressure.
- Fuel Level Meter: Indicates the amount of fuel in the tank.
- Voltímetre: Shows the motorcycle's electrical system voltage.
- Oil Temperature Meter: Displays engine oil temperature.
7. Manteniment
To ensure the longevity and optimal performance of your Koso digital gauges, follow these general maintenance guidelines:
- Clean the gauge surfaces with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the display or housing.
- Regularly inspect wiring connections for any signs of wear or looseness.
- Ensure the gauges are securely mounted in the dashboard to prevent vibration damage.
8. Solució De Problemes
If you encounter any issues with your Koso HD-02 Kit, consider the following basic troubleshooting steps:
- Sense alimentació/pantalla: Check all electrical connections, including the battery and gauge wiring. Ensure the ignition is on.
- Lectures incorrectes: Verify that all sensors and connections are properly installed and secured.
- Mal funcionament de la pantalla: If the display is erratic or unresponsive, try disconnecting the battery for a few minutes to reset the system, then reconnect.
For persistent issues or complex problems, contact Koso customer support for assistance.
9. Especificacions
| Especificació | Detall |
|---|---|
| Marca | Koso |
| Model | BA050907 |
| Material | Metall |
| Dimensions de l'article (L x A x A) | 15 x 6.5 x 5.5 polzades |
| Pes de l'article | 2.8 lliures |
| UPC | 662681674286 |
| Fabricant | Koso |
10. Assistència i garantia
For technical support, warranty information, or service inquiries, please refer to the contact details provided in the original product packaging or visit the official Koso weblloc. Conserveu el rebut de compra per a reclamacions de garantia.





