VW Golf6 CAYB 1.6 TDI PCR2.1 ECU File – Software SM2G0LG000000/SW 9389 03L906023A Stage 1 

Change log

  • v1.0 — 2025-06-08
    • Stage 1 tuning for Golf 6 CAYB 1.6 TDI
    • Adjusted boost, torque and pedal maps
    • Software: SM2G0LG000000 / SW: 9389
    • Platform: Siemens PCR2.1​

Release notes

  • v1.0 — 2025-06-08
    • Developed for better throttle response and low-end torque
    • No hardware modifications required
    • Ensure ECU version matches before flashing
    • Compatible with all standard PCR2.1 flashing tools​