Stage 1 VW Golf6 CAYC 1.6 TDI PCR2.1 ECU File – Software SM2E0DG000000/SW 5863 03L906023A

Change log

  • v1.0 — 2025-06-08
    • Stage 1 file for CAYC 1.6 TDI with ~141 hp output
    • Boost, injection and torque maps retuned
    • Smoke limiter and pedal maps refined
    • Checksum: N/A, Siemens PCR2.1 platform​

Release notes

  • v1.0 — 2025-06-08
    • Developed for Golf 6 1.6 TDI CAYC engines
    • Targets improved drivability and torque
    • Ensure ECU ID match before writing file
    • Use appropriate tool for PCR2.1 flashing​
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