1. Introducere
The Vjoycar Hawk 3.0 Car HUD On-Board Computer Gauge is a smart and powerful auto meter designed to enhance your driving experience. It functions as a speedometer, engine temperature gauge, tachometer, oil thermometer, boost gauge, and fuel consumption meter. Additionally, it can display ambient temperature and offers advanced features such as clearing faulty codes and providing various alarms during driving. The Hawk 3.0 HUD is a versatile and useful gadget for any driver.
2. Repere ale produsului
- Sistem dublu: Equipped with both OBD2 and GPS systems, ensuring compatibility with all cars. If your car's OBD2 protocol is incompatible, the GPS mode can be used.
- Instalare flexibilă: Supports two installation methods: standing on the dashboard or upside down on the windshield.
- Customizable Units: Speed can be displayed in KM/h or MPH. Turbo Boost pressure units are switchable between 100kPa, PSI, and BAR. Fuel consumption units can be KM/L or L/100km.
- Lumina ambientala: Features an ambient light that flashes to indicate alerts or alarms.
- Updated Software: The 2023 updated software allows for simultaneous display of data from both OBD+GPS dual modes, eliminating the need to switch systems if the OBD2 protocol is compatible.
- Comprehensive Temperature Monitoring: Displays ambient temperature, intake air temperature, CVT temperature, coolant temperature, oil temperature, and gearbox/transmission oil temperature.
- Design modern: New tooling design combines three dashboards into one HUD, providing a professional and integrated look.
- Extensive Data Display: Shows fuel consumption, fuel temperature, fuel level, and more.
- GPS Precision: Provides precise positioning data including altitude, longitude, and compass direction.
- Multiple Display Interfaces: Offers various display interfaces to choose from, allowing for personalization.
- Plug and Play: Simple installation via OBD cable.
- Remote Software Updates: Supports remote software updates by downloading files de la oficial website-ul.
3. Specificații
| Caracteristică | Descriere |
|---|---|
| Numele produsului | Newest Vjoycar Hawk 3.0 Car HUD |
| Nume de marcă | VJOYCAR |
| Model | Hawk 3.0 Car HUD |
| Frecvența de ieșire | Vjoycar Hawk 3.0 Car HUD |
| Putere nominală | 11V~18Vdc (12Vdc/200mA) |
| Dimensiune | 178*81*77mm |
| Tip conexiune | Wired (OBD2) |
| Design unic | 3 dashboards combined into ONE HUD |
| Sisteme duale | OBD2 + GPS |
| Compatibilitate | Suitable for all cars (GPS mode); OBD2 compatible with most cars after 2008. |
| Modul de afișare | Car Speed Projector On-Board Computer |
| Afișează pagini | Multi display pages (4 main themes, 6 right-side pages) |
| Canal de afișare | Display LCD HD |
| Turbo Boost Unit | 100kPa / PSI / BAR |
| Unitate de viteză | KM/h, MPH switch freely |
| Caracteristica specială | Can show environment temperature |
| Funcțiile contorului | Oil temperature gauge, Coolant temperature, RPM, Speed, Fuel consumption, Voltage etc. |
| garanție | 1 an |
| Software | Latest (updatable remotely from website) |
| Multi-limbi | EN / RU / KR / ES / JP / TH |
4. Conținutul pachetului
The Vjoy Hawk 3.0 Car HUD package includes the following items:
- Smart HUD Gauge VJOYCAR Hawk 3.0
- OBD2 cable
- Velcro sticker (for mounting)
- Hexagon wrench (installation tool)
- Crowbar (installation tool)
- Manual de utilizare

5. Instalare
The Vjoy Hawk 3.0 Car HUD offers two primary installation methods:
5.1. Stand on Dashboard
Place the HUD unit directly on your car's dashboard using the provided stand. Ensure it is positioned where it does not obstruct your view of the road. Secure it with the included Velcro sticker if necessary.

5.2. Stick to Windshield (Upside Down)
For a projected display, the unit can be mounted upside down on the windshield. This method requires careful positioning to ensure the display is clear and readable from the driver's perspective.

5.3. Conexiune
Connect the HUD unit to your vehicle's OBD2 port using the provided OBD2 cable. The connection is plug-and-play. Use the included installation tools (hexagon wrench, crowbar) if needed to access or route the cable.

6. Funcționare
6.1. Interface Navigation
The Vjoy Hawk 3.0 features multiple display interfaces for customization:
- Left/Middle Display: Apăsați scurt pe Butonul din stânga to cycle through different display pages on the left and middle sections of the HUD.
- Right Display: Apăsați scurt pe butonul din dreapta to cycle through different display pages on the right section of the HUD.


6.2. Comutarea unităților
To change display units (e.g., KM/h to MPH, kPa to PSI/BAR):
- Apăsați lung pe butonul OK pentru a accesa meniul de setări.
- Navigate to "System Setting" using the Left/Right buttons.
- Apăsați tasta butonul OK again to enter System Setting.
- Locate "Unit Switch" and select your preferred units (KM or Miles for speed, 100kPa/PSI/BAR for turbo boost).
6.3. Setări alarmă
The device supports various alarms to enhance driving safety:
- Alarmă de temperatură ridicată
- Alarma de depășire a vitezei
- High RPM Alarm
- Vol. Scăzuttage Alarma
- Alarmă de defecțiune a motorului
These alarms can be configured in the "Alarm Set" menu. The ambient light will flash when an alarm is triggered.
7. OBD2 and GPS Modes
The Vjoy Hawk 3.0 operates with both OBD2 and GPS dual systems, providing comprehensive data for all vehicles.
7.1. OBD2 Mode Data
When connected via OBD2, the device can display a wide range of engine and vehicle parameters:
- RPM (revoluții pe minut)
- Viteză
- Temperatura lichidului de răcire
- Temperatura uleiului
- Consumul de combustibil
- Nivelul combustibilului
- Voltage
- Temperatura ambiantă
- Gearbox Oil / Transmission Oil Temperature
- Un singur kilometraj
- Distanța de condus
- Timp de conducere
- Ceas
- Turbo Boost Pressure
- Presiunea uleiului
- Acceleration Test Results
- Brake Test Results
7.2. GPS Mode Data
In GPS mode, the device utilizes satellite data to provide:
- Viteză
- Timp de călătorie
- Ceas
- Altitudine
- Numărul de sateliți
- Compass Direction
- Altitude and Longitude
- Un singur kilometraj
- Voltage
- Acceleration Test Results
- Brake Test Results
7.3. Note de compatibilitate
The device defaults to OBD2+GPS dual mode. If your car's OBD2 protocol is incompatible, the device will automatically switch to GPS working mode. Please note the following specific incompatibilities for OBD2 mode:
- OBD mode may not work well on approximately 80% of cars manufactured before the year 2008.
- Most oil and electricity mixing cars (hybrid cars), pickups, and mini-buses may not be fully compatible with OBD mode.
- Some older diesel-powered cars, SUVs, and ORVs might also experience compatibility issues with OBD mode.
- Chevrolet cars are specifically noted to have incompatible OBD2 protocols, meaning OBD2 data cannot be displayed correctly. Only GPS mode will function properly for Chevrolet vehicles.
If you are unsure about your vehicle's compatibility, please consult your car's manual or contact VJOYCAR support.

8. Performance Tests
The Vjoy Hawk 3.0 can conduct and display results for various vehicle performance tests:
8.1. Speedup Test (0-100km/h Acceleration)
This test measures the time it takes for your vehicle to accelerate from 0 to 100 km/h. This data is crucial for evaluating your car's power performance.

8.2. Brake Test (100km/h to 0km/h Deceleration)
This test measures the time required for your vehicle to decelerate from 100 km/h to 0 km/h. This is a key indicator of your car's braking performance.

8.3. Turbine Test
The device displays real-time turbine pressure, providing direct data on your car's engine performance, particularly for turbocharged vehicles.

9. Sfaturi pentru utilizatori
- Unit Consistency: When setting the speed unit to KM/h, the water temperature will automatically display in ℃, driving distance in KM, and fuel consumption in L/100 KM. If MPH is selected for speed, water temperature will be in ℉, driving distance in Miles, and fuel consumption in MPG.
- Oil Temperature Monitoring: This device is capable of displaying oil temperature, a feature not always available on other similar devices.
- OBD2 Compatibility Check: For older vehicles (pre-2008), hybrid cars, pickups, mini-buses, some diesel cars, SUVs, and ORVs, the OBD2 mode might not be fully compatible. Always be prepared to switch to GPS mode if OBD2 data is not displayed correctly.
- Chevrolet Vehicles: If you own a Chevrolet, be aware that the OBD2 data display will not work correctly. Use the GPS mode for accurate readings.
10. Depanare
10.1. No Display or Incorrect Data
- Verificați conexiunea OBD2: Ensure the OBD2 cable is securely plugged into both the HUD unit and the vehicle's OBD2 port.
- Compatibilitate vehicul: If your vehicle is older than 2008, a hybrid, a pickup, a mini-bus, an older diesel, SUV, ORV, or a Chevrolet, the OBD2 mode might be incompatible. Switch the device to GPS mode.
- Alimentare electrică: Verify that the vehicle's ignition is on and providing power to the OBD2 port.
10.2. Alarms Triggering Frequently
- Review Setări de alarmă: Access the "Alarm Set" menu (long press OK button, navigate to System Setting) and adjust the thresholds for Speed Alarm, RPM Alarm, Coolant Alarm, and Voltage Alarm as needed.
- Check Vehicle Status: If an alarm (e.g., High Temperature, Low Voltage) persists after adjusting settings, it may indicate an actual issue with your vehicle. Consult a mechanic if necessary.
10.3. Engine Fault Alarm / Check Engine Light
- The Vjoy Hawk 3.0 can display engine fault codes. Refer to your vehicle's manual or an online resource to understand the meaning of the code.
- The device has a function to Clear Faulty Codes. Use this feature after addressing the underlying issue or if the code is a false positive.
10.4. USB Connection Turns Off After 5 Minutes (Specific Issue)
- If the device powers off after 5 minutes when connected via USB, check the device settings for any power-saving or auto-off options. Ensure the USB power source is stable. If the issue persists, contact technical support.
11. Întreținere
- curatenie: Use a soft, dry cloth to clean the display and exterior of the unit. Avoid using harsh chemicals or abrasive materials that could damage the screen or casing.
- Actualizări de software: Periodically check the VJOYCAR official website for the latest software updates. Updates can be downloaded and installed remotely to ensure optimal performance and access to new features.
- Conditii de mediu: The device is not waterproof. Avoid exposing it to water or excessive moisture. Operate within the specified temperature range to prevent damage.
12. Garanție și asistență
The Vjoy Hawk 3.0 Car HUD comes with a 1 an garanție from the date of purchase. During this period, if you encounter any manufacturing defects or issues, please contact VJOYCAR support for assistance, including exchanging for a new unit or requesting accessories.
VJOYCAR offers lifelong free technical support. For any operational questions, troubleshooting assistance, or general inquiries, please reach out to our customer service team. We are committed to ensuring your satisfaction with our product.
13. Întrebări frecvente (FAQ)
Q: What cars is the Vjoy Hawk 3.0 compatible with?
A: It works on all vehicles using both OBD2 and GPS modes. If your car's OBD2 protocol is incompatible, you can use GPS mode. Please refer to the compatibility notes in Section 7.3 for specific vehicle types.
Q: What data can the HUD display?
A: OBD2 mode displays RPM, speed, coolant/oil/ambient/gearbox oil temperature, fuel consumption/level, voltage, mileage, driving distance/time, clock, turbo boost, oil pressure, acceleration/brake tests. GPS mode displays speed, travel time, clock, altitude, satellites, compass, mileage, voltage, acceleration/brake tests.
Q: Can I change the display units?
A: Yes, speed units can be switched between KM/h and MPH. Turbo boost pressure can be set to 100kPa, PSI, or BAR. Fuel consumption units can be KM/L or L/100km. Refer to Section 6.2 for instructions.
Q: Does it have alarms?
A: Yes, it features High Temperature, Overspeed, High RPM, Low Voltage, and Engine Fault alarms. It can also clear faulty codes. Refer to Section 6.3 for more details.
Î: Cum instalez dispozitivul?
A: It supports two installation methods: standing on the dashboard or upside down on the windshield. It connects via an OBD cable (plug and play). See Section 5 for detailed installation instructions.
Î: Este dispozitivul rezistent la apă?
A: No, the device is not waterproof. Please avoid exposing it to water or excessive moisture.





