Introducció
The Electronic Specialties Code Buddy Pro (Model 904) is a professional-grade OBDII/EOBD+CAN code reader designed for automotive diagnostics. This device allows users to read and clear diagnostic trouble codes (DTCs), view live data streams, check I/M readiness status, and retrieve vehicle information. This manual provides detailed instructions for the proper use and maintenance of your Code Buddy Pro scanner.
Contingut del paquet
Abans de començar, comproveu que tots els elements estiguin presents al vostre paquet:
- Electronic Specialties Code Buddy Pro OBDII Code Scanner (Model 904)
- Integrated OBDII Cable
- Manual d'usuari (aquest document)
Configuració
- Locate the Vehicle's OBDII Port: The OBDII port is typically located under the dashboard on the driver's side of the vehicle. Refer to your vehicle's service manual if you cannot locate it.
- Connecteu l'escàner: With the vehicle's ignition off, firmly plug the Code Buddy Pro's OBDII connector into the vehicle's OBDII port. Ensure a secure connection.
- Encès: Turn the vehicle's ignition to the 'ON' position (engine off). The scanner will automatically power on and establish communication with the vehicle's onboard computer.

Figura 1: The Electronic Specialties Code Buddy Pro (Model 904) scanner, displaying its diagnostic menu with options like 'Read Codes', 'Erase Codes', 'Live Data', 'I/M Readiness', and 'Vehicle Info'. The attached OBDII connector is visible at the bottom left.
Instruccions de funcionament
Once connected and powered on, the scanner will display the main diagnostic menu. Use the 'SCROLL' buttons to navigate through the options and 'ENTER' to select.
- Llegir codis: Select this option to retrieve Diagnostic Trouble Codes (DTCs) stored in the vehicle's computer. This includes current, pending, and historic codes. The scanner will display the code and a brief description.
- Esborra codis: After addressing a vehicle issue, select this option to clear all DTCs from the vehicle's computer. Precaució: Clearing codes without resolving the underlying issue will likely result in the codes reappearing.
- Dades en directe: Aquesta funció us permet view real-time sensor data from the vehicle's engine control unit (ECU). Data points may include engine RPM, vehicle speed, oxygen sensor readings, coolant temperature, and more. Use the 'SCROLL' buttons to view different data parameters.
- Preparació I/M: This indicates whether the various emissions-related systems on the vehicle are operating correctly and have completed their self-tests. This is crucial for emissions inspections.
- Informació del vehicle: Retrieve vehicle information such as Vehicle Identification Number (VIN), Calibration ID (CALID), and Calibration Verification Number (CVN).
To exit any menu or function, press the 'EXIT' button.
Manteniment
- Neteja: Feu servir un drap suau i sec per netejar l'exterior de l'escàner. No utilitzeu productes de neteja abrasius ni dissolvents.
- Emmagatzematge: Guardeu l'escàner en un entorn net i sec, allunyat de temperatures extremes i de la llum solar directa.
- Cura del cable: Avoid kinking or sharply bending the OBDII cable. Always grasp the connector, not the cable, when plugging or unplugging.
Resolució de problemes
- L'escàner no s'encén:
- Ensure the OBDII cable is securely connected to the vehicle's port.
- Verifiqueu que el contacte del vehicle estigui en la posició 'ON' (motor apagat).
- Comproveu el fusible del vehicle per al port OBDII (consulteu el manual del vostre vehicle).
- Error de comunicació:
- Ensure the vehicle's ignition is 'ON'.
- Verify the OBDII cable connection is secure.
- Try connecting to a different OBDII-compliant vehicle to rule out scanner malfunction.
- Some vehicles may require the engine to be running for certain data streams.
- No s'han trobat codis:
- Si l'indicador d'avaria Lamp (MIL) is not illuminated, there may be no active DTCs.
- Pending codes may not illuminate the MIL but can still be read.
Especificacions
| Característica | Detall |
|---|---|
| Model | 904 |
| Fabricant | ESPECIALITATS ELECTRÒNIQUES |
| Pes de l'article | 2 lliures |
| Dimensions del producte | 30 x 8 x 6 polzades |
| Tecnologia de connectivitat | USB (for potential updates/data transfer) |
| Tipus d'escàner | Document (referring to its function as a data reader) |
| Tipus de font de llum | LED (for display backlight) |
| Primer disponible | 11 d'abril de 2022 |
Suport
For technical assistance, warranty information, or service inquiries regarding your Electronic Specialties Code Buddy Pro (Model 904), please contact Electronic Specialties customer support. Refer to the product packaging or the official Electronic Specialties weblloc web per obtenir la informació de contacte més actualitzada.





