1. Introducció
The iKiKin AP-8 Head Up Display (HUD) is a multi-function smart gauge designed to provide real-time vehicle data directly in your line of sight. It integrates OBD2, GPS, and Slope Meter functionalities to offer comprehensive driving information and safety warnings. This manual provides detailed instructions for installation, operation, and troubleshooting to ensure optimal use of your device.

Image 1.1: The iKiKin AP-8 Head Up Display showing speed, RPM, fuel consumption, and temperature.

Image 1.2: The iKiKin AP-8 is compatible with a wide range of vehicles, including new energy vehicles, buses, trucks, bicycles, scooters, and motorcycles.
2. Configuració i instal·lació
The iKiKin AP-8 offers a plug-and-play installation process. Follow these steps to set up your device:
- Locate the OBD2 Interface: The OBD2 interface is typically located on the driver's side, approximately 30 cm from the middle of the instrument panel.
- Connect the OBD Cable: Turn the vehicle ignition off. Connect one end of the provided OBD cable to the vehicle's OBD2 interface.
- Connect to Smart Gauge: Connect the other end of the OBD cable to the Smart Gauge (HUD).
- Encamina el cable: Carefully hide the OBD cable in the A-pillar or along the dashboard for a neat installation.
- Encès: Turn the vehicle ignition on. The HUD should power on automatically.

Image 2.1: Installation diagram showing the OBD2 port location, cable connection, and routing.
2.1 Contingut del paquet
Assegureu-vos que tots els components estiguin presents al paquet:
- iKiKin AP-8 OBD2 Gauge
- Cable OBD2
- Manual d'usuari (aquest document)
- Velcro Sticker (for mounting)
- Hexagon Wrench (for adjustment)
3. Instruccions de funcionament
The iKiKin AP-8 features multiple display interfaces and operating modes to suit various driving needs.
3.1 Display Modes: OBD2, GPS, and Slope Meter
The device supports three primary data acquisition systems:
- Mode OBD2: Connects to your vehicle's On-Board Diagnostics system to display engine-related data.
- Mode GPS: Uses satellite signals to display speed, time, and other location-based data.
- Slope Meter: Measures the vehicle's roll and pitch angles, useful for off-road driving.

Image 3.1: The AP-8 integrates OBD2, GPS, and Slope Meter functionalities, offering diverse display options.
3.2 Switching to GPS Mode
To switch from OBD2 mode to GPS mode:
- From the normal display interface, long press the [OK] button for 5 seconds per entrar a la configuració.
- Premeu breument Botó esquerre o dret to navigate to 'Settings', then short press the botó [D'acord]. per entrar.
- Premeu breument Botó esquerre to choose 'OBD Switch', then short press the botó [D'acord]. per entrar.
- Premeu breument Botó esquerre to change the setting to 'Close', then short press the botó [D'acord]. per salvar.
- Long press the [OK] button for 5 seconds to return to the upper menu or exit settings. The device will now operate in GPS mode.
3.3 OBD2 Display Items
In OBD2 mode, the HUD can display up to 11 types of vehicle data:
- Velocitat
- Voltage
- Temperatura de l'aigua
- RPM (Revolucions per minut)
- Consum de combustible
- Distància de conducció
- Temps de conducció
- Temperatura d’aire d’administració
- Temperatura de l'oli
- Pressió de la turbina
- Pressió d'oli
- PID List (Parameter IDs)

Image 3.2: Visual representation of the OBD2 data items available on the display.
3.4 GPS Display Items
In GPS mode, the HUD provides navigation and location-based data:
- Velocitat GPS
- Direcció de conducció
- Water Temperature (if available via GPS data)
- Altitud
- Hora GPS
- Número de satèl·lit
- Accurate Position (Latitude/Longitude)
- Voltage (if available via GPS data)

Image 3.3: Visual representation of the GPS data items available on the display.
3.5 Slope Meter Function
The integrated slope meter provides real-time information on your vehicle's tilt angles, which is particularly useful for off-road driving or navigating uneven terrain.
- Angle de rodatge: Indicates the vehicle's side-to-side tilt.
- Pitch Angle: Indicates the vehicle's front-to-back tilt (uphill/downhill).

Image 3.4: The Slope Meter interface showing real-time roll and pitch angles.
3.6 Performance Tests
The AP-8 HUD includes functions for performance testing:
- Prova d'acceleració: Measures the time taken to accelerate from 0 to 100 KM/H.
- Prova de fre: Measures the braking distance and time when stopping from 100 KM/H.

Image 3.5: Acceleration Test Interface.

Image 3.6: Brake Test Interface.
3.7 Interfícies de visualització
The AP-8 offers 11 distinct display interfaces, allowing you to customize the information presented. You can switch between these interfaces to view different combinations of data.

Image 3.7: Display Interfaces 1-4.

Image 3.8: Display Interfaces 5-8.

Image 3.9: Display Interfaces 9-11.
3.8 Vídeo del producte
Vídeo 3.1: Un overview of the iKiKin Upgrade Car HUD Head Up Display Digital Speedometer, demonstrating its various display modes and features in action.
4. Manteniment
To ensure the longevity and optimal performance of your iKiKin AP-8 HUD, follow these maintenance guidelines:
- Neteja: Use a soft, dry cloth to clean the display screen and device body. Avoid abrasive cleaners or solvents that could damage the surface.
- Temperatura: Do not expose the device to extreme temperatures (hot or cold) for extended periods, as this can affect its electronic components.
- Humitat: Keep the device dry. Avoid contact with water or other liquids.
- Emmagatzematge: When not in use for a long time, store the device in a cool, dry place away from direct sunlight.
5. Solució De Problemes
If you encounter issues with your iKiKin AP-8 HUD, refer to the following troubleshooting steps:
5.1 Lectura i esborrat de codis d'error
The HUD can read and clear diagnostic trouble codes (DTCs) from your vehicle's OBD2 system:
- Navigate to the 'Scan DTC' option in the settings menu.
- Premeu breument botó [D'acord]. to display detailed DTCs.
- Follow on-screen prompts to clear codes if necessary.

Image 5.1: Reading a detailed fault code on the HUD.
5.2 Restauració de la configuració de fàbrica
If the device is not functioning as expected or you wish to reset all settings:
- Navigate to 'Restore Settings' in the settings menu.
- Premeu el botó botó [D'acord].. The screen will show 'RESET'.
- Premeu breument Botó esquerre to confirm. The OBD Gauge will restart, indicating the factory reset is complete.

Image 5.2: Restoring the device to factory settings.
5.3 Problemes comuns
- Sense pantalla: Ensure the OBD2 cable is securely connected to both the vehicle's port and the HUD. Check if the vehicle's ignition is on.
- Lectura de velocitat incorrecta: If in GPS mode, ensure a clear view of the sky for satellite reception. If in OBD2 mode, check vehicle settings or perform a factory reset.
- Congela el dispositiu: Disconnect the OBD2 cable, wait 10 seconds, and reconnect it. If the issue persists, perform a factory reset.
6. Especificacions
| Característica | Especificació |
|---|---|
| Model | AP-8 |
| Dimensions del paquet | 6.22 x 4.57 x 3.07 polzades |
| Pes de l'article | 12.3 unces |
| Marca | iKiKin |
| UPC | 724873557811 |
| ASIN | B0BCYWC1FR |
| Data de primera disponibilitat | 3 de setembre de 2022 |
7. Garantia i Suport
Specific warranty information and detailed support contacts are not provided in this manual. Please refer to the product packaging or the official iKiKin website for the most up-to-date warranty terms and customer support options.





