Stage 1 VW Golf6 CAYC 1.6 TDI PCR2.1 ECU File – Software SM2G0LD000000/SW 9052 03L907425C

Change log

  • v1.0 — 2025-06-08
    • Stage 1 file for 1.6 TDI CAYC
    • Software SM2G0LD000000 / SW 9052
    • Boost, fuel and torque parameters optimised
    • Siemens PCR2.1 platform​

Release notes

  • v1.0 — 2025-06-08
    • Designed for improved throttle and torque with stock hardware
    • No emissions system changes
    • Flashable via any PCR2.1-compatible interface
    • Ensure ECU ID and SW match before programming​
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