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Discussion and support thread for GS19FLASH! VAG AL420 TCU Flasher.
Use this topic for Bosch GS19.11 identification, VAG 09L 1 MB compatibility, CAL reading, CAL flashing, SGO programming, DTC service and J2534 connection issues.
You can also share verified software versions, vehicle applications, operation times and results with compatible pass-thru interfaces.
When reporting a problem, include the TCU hardware number, software number, original file size, selected operation, J2534 interface and the complete GS19FLASH! log.
Use this topic for Bosch GS19.11 identification, VAG 09L 1 MB compatibility, CAL reading, CAL flashing, SGO programming, DTC service and J2534 connection issues.
You can also share verified software versions, vehicle applications, operation times and results with compatible pass-thru interfaces.
When reporting a problem, include the TCU hardware number, software number, original file size, selected operation, J2534 interface and the complete GS19FLASH! log.