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27 Feb 2014
How to solve those problems when using the VAS 5054A to diagnose cars? Chinasinoy share some Frequently Asked Questions for you such as below:

FAQ 1: Can I use the VAS 5054A with Windows versions earlier than Windows XP Service Pack 2?
You can basically use Windows versions from Windows 2000 Service Pack 4 onwards.
However, there is no specific Bluetooth adapter recommendation for these operating systems.
The recommended Bluetooth adapter VAS 5054 is only released for the Microsoft Bluetooth software that comes with Windows XP Service Pack 2. Therefore, no support can be offered if installation problems occur under these operating systems.
Windows 95, 98, ME, NT 4 cannot be used.

FAQ 2: What specifications does Volkswagen make regarding data security for wireless Bluetooth connections?
To prevent unauthorized access to the Remote Diagnosis Head and the application PC by third parties, specific security easures must be taken:
Use a PIN consisting of at least six digits containing numbers, letters and special characters.
Use the highest Bluetooth security mode (Security Mode 4).
Disable all services that are not needed.
Disable general discovery.

FAQ 3: What happens if I move out of range during vehicle diagnostics?
The connection is interrupted. The tester will not display an error message at first. Only when you select a function that requires a connection to the vehicle system, the error message The interface (EDIC) does not respond or The connection to the interface is disrupted will appear.
Move back into range. Click Aborting and restart the vehicle diagnostics.

FAQ 4: What happens if the VAS 5054A is out of range when I start the diagnostics?
It cannot connect to the diagnostic interface. After a while, the error message The EDIC-API delivers a system error will appear.
Move back into range. Click Aborting and restart the vehicle diagnostics.

FAQ 5: Where can I look up the PIN of my VAS 5054A? How can I change the Bluetooth PIN?
Use the Diagnostic Interface Configuration Utility program.

FAQ 6: How can I find out which COM port is assigned to my VAS 5054A?
If you are using the Bluetooth software supplied with Windows XP Service Pack 2, open the Bluetooth settings by selecting Bluetooth Devices in Control Panel. Click on the COM Ports tab.

The VAS 5054A is a universal diagnostic interface for the vehicles of the Volkswagen Group and all OBD vehicle systems from other manufacturers, mainly do AUDI VW Seat. More detail about Auto Diagnostic Tools or obd2 tools, you can visit


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