OBDII Interface USB V1.5: Windows Installation Guide

This comprehensive guide provides step-by-step instructions for installing your Obdii Interface Usb V1.5 device on Windows computers. A correctly installed interface is crucial for enabling communication between your vehicle’s OBDII port and diagnostic software. This allows you to monitor your car’s performance, diagnose issues, and clear trouble codes.

Installing the OBDII Interface USB V1.5 on Windows

Connecting your OBDII interface USB V1.5 to your Windows computer is a straightforward process. Follow these steps to ensure a successful installation:

1. Connect and Install: Plug the OBDII interface USB V1.5 into an available USB port on your laptop or computer. Windows will typically attempt to automatically install the necessary drivers.

2. Verify Driver Installation: To confirm the drivers installed correctly, open the Device Manager. You can find this by searching for “Device Manager” in the Windows search bar.

3. Check for Errors: In the Device Manager, expand the “Ports (COM & LPT)” section. Look for any devices with yellow exclamation marks. Common device names include: USB-Serial CH340, FT232R USB UART, Prolific USB-to-Serial, USB Serial Port, USB2.0-Serial, and Silicon Labs CP210x USB to UART Bridge.

4. Troubleshooting Driver Issues: If you see a yellow exclamation mark, it indicates a driver problem. Download and install the appropriate driver pack from the list provided below. After installing each pack, restart your computer and check the Device Manager again. Repeat this process until the yellow mark disappears.

Driver Packs:

• Driver Pack 1 (CP210x): http://totalcardiagnostics.com.s3.amazonaws.com/CP210x_VCP_Windows.zip (For 64-bit Windows, run CP210xVCPInstaller_x64; for 32-bit Windows, run CP210xVCPInstaller_x86)

• Driver Pack 2 (Prolific PL2303): http://totalcardiagnostics.com.s3.amazonaws.com/PL2303_Prolific_DriverInstaller_v1.8.0.zip

• Driver Pack 3 (FTDI): http://totalcardiagnostics.com.s3.amazonaws.com/CDM_v2.10.00_WHQL_Certified_FTDI.zip

• Driver Pack 4 (CH340): http://totalcardiagnostics.com.s3.amazonaws.com/CH340-USB-Driver.zip

• Driver Pack 5 (Prolific for Windows 8): http://www.totalcardiagnostics.com/files/prolific_Win8_x64_x86.zip (Specific instructions for Driver Pack 5 are detailed below.)

• Driver Pack 6 (Total Car Diagnostics): http://www.totalcardiagnostics.com/files/TotalCarDiagnostics-ELM327-Driver-Package.zip (Run InstallUSB after extracting.)

Installing Driver Pack 5 (Prolific for Windows 8):

1. Move to Desktop: Extract the downloaded folder and move it to your desktop. This is essential for the “Install” option to appear.

2. Install Driver: Right-click on the “ser2pl” file (the icon resembles a small gear) and select “Install”.

3. Connect OBDII Interface: Connect your OBDII interface to your laptop.

4. Update Driver: Open the Device Manager, navigate to “Ports (COM & LPT)”, and locate the “Prolific” device with the yellow exclamation mark. Right-click on it and select “Update Driver Software”.

5. Manual Driver Selection: Choose “Browse my computer for driver software”, then “Let me pick from a list of device drivers on my computer”.

6. Uncheck Compatibility: Uncheck the “Show compatible hardware” box.

7. Select Driver: Choose Prolific driver version 3.3.2.102 and install it. The yellow triangle should now be gone.

Addressing Persistent Issues

If you’ve tried all the driver packs and still have a yellow exclamation mark, you might encounter a “Code 10 error” with the Prolific USB-to-Serial device. Refer to this resource for a solution: http://www.totalcardiagnostics.com/support/Knowledgebase/Article/View/92/20/prolific-usb-to-serial-fix-official-solution-to-code-10-error

Conclusion

Successfully installing the correct drivers for your OBDII interface USB V1.5 is the first step towards utilizing its diagnostic capabilities. By following this guide and utilizing the provided resources, you should be able to resolve any driver-related issues and establish a connection between your computer and vehicle. Once the drivers are properly installed, you can proceed with connecting to your car and using OBDII software for diagnostics.