1. Rhagymadrodd
This user manual provides comprehensive instructions for the Wokyo V317 Car OBD2 Scanner Diagnostic Tool. The V317 is designed to assist vehicle owners and technicians in diagnosing engine-related issues by reading and clearing fault codes, monitoring live data, and performing various diagnostic tests. Please read this manual thoroughly before operating the device to ensure correct usage and optimal performance.
2. Cynnyrch Drosview
The Wokyo V317 is a handheld diagnostic scanner featuring a clear LCD display and intuitive button controls. It connects directly to your vehicle's OBDII port to retrieve diagnostic information.

Image: The Wokyo V317 Car OBD2 Scanner, showing its display, control buttons, and integrated OBDII cable.
3. Nodweddion Allweddol
The Wokyo V317 diagnostic tool offers a range of functions to help identify and resolve vehicle issues:
- Multi-Functions: Read and clear diagnostic trouble codes (DTCs), view freeze frame data, I/M readiness status, live data stream, and historical I/M data.
- Advanced Tests: Perform oxygen sensor tests and EVAP system tests.
- Monitro amser real: Display live curve data for parameters like car speed, battery voltage, engine coolant temperature, and engine speed.
- Gwybodaeth am Gerbydau: Retrieve vehicle identification number (VIN) and other car information.
- Cwmpas Cerbydau Eang: Compatible with most 1996 US-Based, 2000 EU-Based, and Asian cars, supporting 9 OBDII/EOBD protocols.
- Rhyngwyneb Defnyddiwr-gyfeillgar: Features a clear 128 x 64 pixel LCD screen with white backlight and contrast adjustment.
- Gweithrediad Plygio a Chwarae: Directly powered by the vehicle's OBDII port, requiring no external battery or charger.
- One-Click I/M Readiness: Quickly check emission readiness for smog tests.
- Goleuadau Dangosydd: Three status lights (Green, Yellow, Red) provide visual feedback on vehicle fault status.
- Cefnogaeth Aml-Iaith: Supports 8 languages including English, German, Dutch, Spanish, French, Italian, Chinese, and Russian.

Image: Visual representation of the Wokyo V317's key features, including car diagnosis, engine fault clearing, data stream, sensor tests, battery voltage reading, multi-language support, and vehicle information.
4. Gosod
The Wokyo V317 is designed for simple plug-and-play operation.
- Lleolwch y Porthladd OBDII: The 16-pin Data Link Connector (DLC) is usually located under the dashboard on the driver's side. Refer to your vehicle's service manual for the exact location if needed.
- Cysylltu'r Sganiwr: With the vehicle's ignition off, firmly plug the V317's OBDII connector into the vehicle's DLC. Ensure a secure connection.
- Pŵer Ymlaen: Turn the vehicle's ignition to the 'ON' position (engine off). The scanner will automatically power on and display the main menu. If it does not power on, check the connection and your vehicle's fuse for the OBDII port.

Delwedd: Llun agos view of the standard 16-pin OBDII connector, which plugs into the vehicle's diagnostic port.
5. Cyfarwyddiadau Gweithredu
Navigate the scanner's menu using the directional buttons (Up, Down) and confirm selections with the 'OK' button. Use 'ESC' to return to the previous screen.
5.1 Main Menu Options
- OBD/EOBD: Access standard diagnostic functions like reading/clearing codes.
- Ffrwd Data: View live sensor data.
- DTC Lib: Look up definitions for diagnostic trouble codes.
- Fi/M: Gwiriwch statws Parodrwydd I/M.
- Cyftage: Monitor real-time battery voltage.
- Gosod: Configure device settings such as language and display contrast.

Image: The Wokyo V317 scanner's main menu, displaying options such as OBD/EOBD, Data Stream, DTC Lib, I/M, Voltage, and Setup.
5.2 Reading and Clearing Diagnostic Trouble Codes (DTCs)
- O'r brif ddewislen, dewiswch 'OBD/EOBD' and press 'OK'.
- Dewiswch 'Read Codes' to display current, pending, or permanent DTCs.
- I glirio codau, dewiswch 'Clear Codes'. Confirm the action when prompted. Clearing codes will turn off the Check Engine Light (MIL) but will not fix the underlying problem.
5.3 Parodrwydd I / M.
The I/M Readiness function checks if the various emission-related systems on the vehicle are operating correctly and are ready for an inspection. This tool features a one-click I/M readiness function.
- O'r brif ddewislen, dewiswch 'I/M' and press 'OK'.
- The scanner will display the status of various monitors (e.g., Misfire, Fuel System, O2 Sensor). 'OK' or 'Complete' indicates the monitor has run and passed. 'INC' or 'Incomplete' means the monitor has not yet run its full diagnostic cycle.
5.4 Llif Data Byw
View real-time operational parameters of the vehicle's engine. This can help in identifying intermittent problems or verifying repairs.
- O'r brif ddewislen, dewiswch 'Data Stream' and press 'OK'.
- Scroll through the list of available parameters (e.g., RPM, vehicle speed, coolant temperature, O2 sensor voltaga).
5.5 Freeze Frame Data
When an emission-related fault occurs, the ECU stores certain vehicle parameters at the moment the fault was detected. This 'snapshot' data can be crucial for diagnosis.
- After reading codes, if freeze frame data is available, select the option to view mae'n.
5.6 Goleuadau Dangosydd
The V317 features three indicator lights to provide quick visual feedback:
- Golau Gwyrdd: Indicates successful protocol detection and normal communication.
- Golau Melyn: Indicates that the vehicle is faulty or has pending diagnostic trouble codes.
- Golau Coch: Indicates that the product is normally energized and ready for operation, but may also signal a critical fault if accompanied by a Check Engine Light.

Image: Close-up of the Wokyo V317's indicator lights (Green, Yellow, Red) providing visual status feedback.

Image: Various diagnostic screens displayed on the Wokyo V317, showing examples of Trouble Codes, Data Stream, Oxygen Sensor Test results, Freeze Frame data, Voltage readings, and Vehicle ID Number (VIN).
6. Datrys Problemau
If you encounter issues while using the Wokyo V317, refer to the following common troubleshooting steps:
- Dim pŵer: Ensure the OBDII connector is firmly plugged into the vehicle's DLC. Check the vehicle's fuse for the OBDII port. The scanner draws power directly from the vehicle.
- Gwall Cyfathrebu: Verify that the ignition is in the 'ON' position (engine off). Ensure the vehicle is OBDII compliant (most vehicles from 1996 onwards in the US, 2000 in EU/Asia). Try connecting to a different OBDII compliant vehicle to rule out scanner malfunction.
- Scanner Freezes: Disconnect the scanner from the vehicle, wait a few seconds, and then reconnect. If the issue persists, ensure the vehicle's battery voltage yn sefydlog.
- Codau Heb Clirio: Ensure the ignition is 'ON' (engine off) when attempting to clear codes. Some codes may require multiple drive cycles to clear if the underlying issue is not resolved.
7. cynnal
To ensure the longevity and proper functioning of your Wokyo V317 scanner, follow these maintenance guidelines:
- Glanhau: Defnyddiwch frethyn meddal, sych i lanhau tu allan y sganiwr. Peidiwch â defnyddio glanhawyr sgraffiniol na thoddyddion.
- Storio: Store the device in a clean, dry environment away from extreme temperatures, direct sunlight, and excessive moisture.
- Gofal Cebl: Avoid bending or twisting the OBDII cable excessively. Always grasp the connector when plugging or unplugging, not the cable itself.
8. manylebau

Image: Detailed table of technical parameters for the Wokyo V317, including supported protocols, operating voltage, environmental conditions, and physical dimensions.
| Paramedr | Gwerth |
|---|---|
| Model | v317 |
| Protocolau â Chymorth | SAE J1850 PWM (41.6Kbaud), SAE J1850 VPW (10.4Kbaud), ISO9141-2 (5 baud init, 10.4Kbaud), ISO14230-4 KWP (5 baud init, 10.4Kbaud), ISO14230-4 KWP (fast init, 10.4Kbaud), ISO15765-4 CAN (11bit ID, 500Kbaud), ISO15765-4 CAN (29bit ID, 500Kbaud), ISO15765-4 CAN (11bit ID, 250Kbaud), ISO15765-4 CAN (29bit ID, 250Kbaud) |
| Vol Gweithredutage | 9-16V |
| Amgylchedd Gweithredu | -20 ~ 65 ° C (-4 ~ 149 ° F) |
| Tymheredd Storio | -30 ~ 80 ° C (-22 ~ 176 ° F) |
| Maint Cynnyrch | 168 x 25 x 89 mm (6.6 x 0.98 x 3.5 modfedd) |
| Item Weight (bare metal) | 203g (7.16 owns) |
| Cefnogaeth Iaith | Saesneg, Almaeneg, Eidaleg, Iseldireg, Ffrangeg, Sbaeneg, Tsieineaidd, Rwsieg |
9. Beth sydd yn y Bocs
Wrth agor pecynnu'r cynnyrch, dylech ddod o hyd i'r eitemau canlynol:
- Wokyo V317 OBD2 Scanner Code Reader x 1
- Llawlyfr Cyfarwyddiadau x 1

Image: The Wokyo V317 scanner and its accompanying user manual, as typically found in the product packaging.
10. Gwarant a Chefnogaeth
For any technical assistance, warranty claims, or further inquiries regarding your Wokyo V317 Car OBD2 Scanner, please refer to the contact information provided with your purchase or visit the official Wokyo support channels. Keep your purchase receipt for warranty purposes.
A digital version of this user manual may also be available for download from the manufacturer's website or the product's Amazon listing for future reference.