TagFlash ECU Programmer is tested to read and write VAG Simos PCR2.1 bench mode, demonstrating its capability with the sophisticated engineering of VAG GROUP Continental engines.

ECU Overview: The initial image provides a clear view of the Simos PCR2.1 ECU.

Reading Process: The second image documents the TagFlash actively reading the VAG Simos PCR2.1 ECU, demonstrating the process until a successful read is confirmed.

TagFlash wiring diagram of VAG GROUP Continental SIMOS PCR2.1 (Diesel) :
DRIVER: Tool Boot mode → Infineon Tricore
Benchmode Simos Sim → Benchmode Simos PCR2.1
Tricore Sak TC1796
MICRO: TC1796

INFO:
Set the tool as shown in the photo and connect the following pinout with the Tricore Cable.

ATTENTION!
With this driver it is possible to apply the write patch on the Internal Flash. When the modified file is loaded, a message will appear indicating: Apply
Patch for UNLOCK?
By pressing YES, it will be applied and writing will begin.

INFORMATION
When the ecu data is done, various information will be shown including:
CHIPID: Ecu ID.
PROCON: Internal Eeprom zones.
OTP (One time programmation): These are zones that cannot be rewritten.

Conclusion:
TagFlash ECU Programmer‘s ability to interact with the VAG Simos PCR2.1 ECU demonstrates its advanced functionality and adaptability for complex automotive systems. By providing detailed visual aids and specific instructions, TagFlash ensures that technicians can effectively manage ECU programming tasks with high precision and reliability. Notably, the ability to apply write patches and handle critical areas like OTP zones highlights the tool’s sophistication, making it indispensable for modern automotive diagnostics and maintenance, particularly for VAG vehicles.