XOR Calculator

This calculator is used to confirm the firmware of the GU on VW AG vehicles.

After changing the firmware, an error may appear in block 5F: 1555 / B201A - Confirmation of the installation change

To confirm the firmware changes, you must:

1. Read the code from the adaptation:

Block 5F → Adaptation:
Confirmation of installation change   

2. Enter the code into the calculator and generate a confirmation code.

%XOR_CALC%

3. Write the code to the adaptation:

Block 5F → Adaptation:
Confirmation of installation change: generated code
→ Apply