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New Tuning File Available: VW Polo 1.6 TDI CR (CAYC) — Siemens PCR2.1 Calibration File SM2F0L9500000 (SW-Version 8894) 03L907425B - Stage 1 tuning for 1.6 TDI CR — ECU-Nr. Prod: 03L906023MC, ECU-Nr. ECU: 03L907425B; sharper mid-range pull & refined manual shifts.
Welcome to the official discussion thread for the VW 1.6 TDI CR tuning package. This calibration is specifically developed for the PCR2.1 ECU and optimized to work seamlessly with the 5M.
Share your experience!
Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
➜ Download Tuning File / View Full Specs
Discussion & Reviews: VW 1.6 TDI CR
Welcome to the official discussion thread for the VW 1.6 TDI CR tuning package. This calibration is specifically developed for the PCR2.1 ECU and optimized to work seamlessly with the 5M.
Share your experience!Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
All tuning files were acquired through official EVC.de resellers and verified on a professional dynamometer. Each calibration corresponds to the developer listed in the “Modified By” section — performance graphs may be available on their official website. Please note: these files are intended for motorsport or off-road use only. Ensure proper installation and do not operate the vehicle aggressively without verifying mechanical condition. The seller takes no responsibility for misuse or non-compliant road use.
Extended Product Information
- Boost-pressure curve remapped for quicker spool-up and stronger mid-range torque
- Fuel-injection timing optimized to reduce lag and improve efficiency
- Torque limiter raised for a more assertive throttle feel
- 5-speed manual shift points recalibrated for crisper engagement
- Cold-start and part-throttle maps refined to preserve smooth idle
- Diagnostic routines suppressed to prevent false OBD warnings
➜ Download Tuning File / View Full Specs
