1. Introducció
The LAUNCH CR319 is a powerful and user-friendly OBDII/EOBD scanner designed for diagnosing engine-related issues in vehicles. It provides comprehensive OBDII functions, allowing users to read and clear diagnostic trouble codes (DTCs), view live data, check I/M readiness, and more. This manual will guide you through the setup, operation, and maintenance of your CR319 scanner.

Figure 1: LAUNCH CR319 OBDII Scanner
2. Introducció i configuració
The LAUNCH CR319 is a plug-and-play device that requires no batteries or external applications. Simply connect it to your vehicle's OBD2 port.
2.1 Components anteriorsview

Figure 2: CR319 Front and Back View

Figure 3: CR319 Product Dimensions and Controls
- Cable de diagnòstic: Connecta l'escàner al port OBD2 del vehicle.
- Pantalla LCD: Mostra informació de diagnòstic.
- Selection Buttons (Up/Down): Navegueu pels menús i opcions.
- Botó D'acord: Confirma les seleccions.
- Botó ESC: Surt del menú o la funció actual.
2.2 Passos de connexió
- Locate the DLC (Data Link Connector): The 16-pin OBD2 port is usually located under the dashboard on the driver's side. Refer to your vehicle's manual if you cannot find it.

Figure 4: Locating the DLC Port
- Connecteu l'escàner: Plug the CR319's diagnostic cable into the vehicle's OBD2 port.

Figure 5: Connecting the CR319
- Engegar l'encesa: Turn the vehicle's ignition to the 'ON' position (engine can be off or running, depending on the test). The scanner will power on automatically.
3. Instruccions de funcionament
Once connected and powered on, the CR319 will display the main menu. Use the UP/DOWN buttons to navigate and the OK button to select.

Figure 6: Main Menu and Navigation
3.1 Funcions OBDII completes
The CR319 supports all 10 modes of OBDII diagnostics:

Figure 7: Full OBDII Functions Overview
- Llegir codis: Retrieves Diagnostic Trouble Codes (DTCs) from the vehicle's computer to identify the error location.
- Esborra codis: Esborra els DTC i apaga l'indicador de mal funcionament Lamp (MIL), also known as the 'Check Engine' light.
- Dades en directe: Displays real-time information from the engine sensors, such as RPM, vehicle speed, coolant temperature, etc.

Figure 8: Live Data Stream Display
- Preparació I/M: Checks the status of emission-related systems to determine if they are operating correctly and ready for inspection/maintenance testing.
- Congelar fotograma: Records a snapshot of vehicle conditions (parameters) at the moment an emission-related fault occurs, aiding in diagnosis.
- Prova del sensor d'O2: Permet la recuperació i viewing of O2 sensor monitor test results for the most recently performed tests.
- Prova del monitor integrat: Views results of on-board diagnostic monitoring tests for specific components/systems. Useful after servicing or clearing control module memory.
- VIN Scan (Vehicle Information): Displays the Vehicle Identification Number (VIN), calibration identification, and calibration verification number (CVN) of the test vehicle.
- EVAP System (Mode $8): Allows initiation of a leak test for the evaporative emission control system.
3.2 DTC Lookup Library
The CR319 includes a built-in DTC lookup library, eliminating the need to search online for code definitions.
- From the Main Menu, select 'DTC Lookup'.
- Input the error code using the navigation buttons.
- The scanner will display the definition and explanation of the code.

Figure 9: DTC Lookup in Action
3.3 Selecció de la llengua
The CR319 supports multiple languages for user convenience.
- From the Main Menu, navigate to 'Tool Setup'.
- Select 'Languages'.
- Choose your preferred language from the list (English, French, Russian, Spanish, German, Italian, Portuguese).

Figura 10: Menú de selecció d'idioma
4. Compatibilitat del vehicle
The LAUNCH CR319 is compatible with most OBDII/CAN protocol compliant vehicles manufactured from 1996 onwards.

Figure 11: Detailed Vehicle Coverage
4.1 Supported Vehicle Types
- Cotxes americans: Standard OBD2 Protocols from 2000 to present (e.g., Chrysler, Ford, GM, Jeep).
- Cotxes europeus: Standard OBD2 Protocols from 2003 to present (e.g., Alfa Romeo, SAAB, Acura, Opel, Audi, Seat, Peugeot, Renault, Bentley, Skoda, Daewoo, Benz, Daihatsu, Land Rover, BMW, Vauxhall, Citroen, Volvo, Fiat, VW, Ford, Jaguar).
- Japanese/Korean Cars: Standard OBD2 Protocols from 2006 to present (e.g., KIA, Isuzu, Honda, Mitsubishi, Hyundai, Dacia, Lexus, Mazda, Nissan, Subaru, Suzuki, Toyota).
- Cotxes xinesos: Standard OBD2 Protocols from 2009 to present.
Nota: While compatible with most cars, regional differences in OBD2 protocol implementation or specific vehicle designs may lead to incompatibility with some models. The scanner supports 12V gasoline cars only; it does not support Diesel, 24V Heavy Duty, Hybrid, or Electric vehicles.
4.2 Supported OBDII Protocols
- VEURE J1850 PWM (41.6 KB)
- VEURE J1850 VPW (10.4Kbaud)
- ISO9141-2 (inici de 5 bauds, 10.4 Kbaud)
- ISO14230-4 KWP (init baud 5, 10.4 Kbaud)
- ISO14230-4 KWP (iniciació ràpida, 10.4 Kbaud)
- CAN ISO15765-4 (11bit ID, 500 Kbaud)
- CAN ISO15765-4 (29bit ID, 500 Kbaud)
- CAN ISO15765-4 (11bit ID, 250 Kbaud)
- CAN ISO15765-4 (29bit ID, 250 Kbaud)
5. Manteniment
5.1 Actualitzacions de programari
The LAUNCH CR319 offers lifetime free software updates to ensure compatibility with new vehicle models and diagnostic protocols. Please visit the official LAUNCH website for instructions on how to download and install updates.
5.2 Neteja i emmagatzematge
- Netegeu el dispositiu amb un suau, damp tela. No utilitzeu netejadors abrasius ni dissolvents.
- Guardeu el dispositiu en un lloc sec i fresc, allunyat de la llum solar directa i de temperatures extremes.
- Ensure the diagnostic cable is not kinked or damaged during storage.
6. Solució De Problemes
6.1 Problemes comuns
- Sense energia: Ensure the scanner is correctly plugged into the vehicle's OBD2 port and the ignition is turned 'ON'. Check the vehicle's fuse for the OBD2 port if the issue persists.
- Error de comunicació: This message indicates the scanner cannot establish communication with the vehicle's ECU. Verify the vehicle is OBDII compliant (check year and type), ensure the connection is secure, and try on another compatible vehicle if possible.
- La pantalla es congela: Disconnect the scanner from the vehicle, wait a few seconds, and reconnect. If the issue persists, ensure the software is up to date.
7. Especificacions
| Característica | Especificació |
|---|---|
| Mostra | 1.77 inch Color Display (TFT, 160x128 dpi) |
| Vol. Operatiutage | 9V ~ 18V |
| Temperatura de funcionament | -10 °C a 50 °C (de 14 °F a 122 °F) |
| Temperatura d'emmagatzematge | -20 °C a 70 °C (-4 °F a 158 °F) |
| Dimensions (L*W*H) | 118 mm * 68 mm * 22.3 mm (4.65" * 2.68" * 0.88") |
| Pes | < 200 g |
| Connexió | OBD2 Plug 16 Pin Cable |
| Actualització de programari | Actualització gratuïta de per vida |
| Certificació | CE |
8. Garantia i assistència
The LAUNCH CR319 comes with a 2-year warranty and lifetime technical support. For any issues or questions, please contact LAUNCH customer service or visit their official weblloc d'assistència.
The product is CE certified, ensuring it meets European safety, health, and environmental protection requirements.
9. Consells d'usuari
- Always ensure the vehicle's ignition is in the 'ON' position when using the scanner to ensure proper power and communication.
- For accurate diagnostics, make sure your vehicle is compatible with the OBDII protocol and falls within the supported manufacturing years.
- Keep the software updated to benefit from the latest vehicle compatibility and diagnostic features.
- The device is designed to be portable and easy to carry, making it convenient for quick checks or on-the-go diagnostics.
10. Contingut del paquet
Upon opening your LAUNCH CR319 package, you should find the following items:
- 1 * LAUNCH CR319 OBDII Scanner
- 1 * USB Cable (for updates)
- 1 * Manual d'usuari

Figura 12: Contingut del paquet
11. Vídeo del producte
Mireu aquest vídeo per a una ullada ràpidaview and demonstration of the LAUNCH CR319 OBDII Scanner's features and usage.
Video: LAUNCH CR319 Product Demonstration