How to Solve PCMTuner Common Software Errors

Here collects some common errors and solutions to the PCMtuner V1.21 Magic Car Tool chip tuning programmer.

Keep updating.

Error 1:

‘User Not Active, Contact Support’


PCMtuner requires activation. After installing the software, provide your email and serial number to to activate your device.

PCMTuner gives very simple instructions.


Error 2:

USB dongle is not accessible. Check if it is connected and reset application.

Don’t update it.
Install PCMTuner software again.
Use their own application.

Error 3:

‘User Already Exists’

I have the tool started since 21.11.2021. Try to register but it says already exists.


You have already registered so cannot register again. Use a new email address and contact us with serial number to get a new account.

Error 4:

My software version is 1.20 but not 1.21 as your website stated.


1.21 is the software version of PCMTuner. Not that important, USB just stores protocols.


Error 5:

Failed to login vzperformance user account, error 419 and asks for customer verification, any idea?

How-to-Solve-PCMTuner-Common-Software-Errors-7 How-to-Solve-PCMTuner-Common-Software-Errors-8


Need to connect both pcmtuner and usb dongle with PC. Run software and login again. user name and password= email address

Error 6:

An Update version was found on the server.

Would you like to download build 1.2.5


Press No, DON’T update software. Use their own software.

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