SEAT · DTC / Fault Code Remover

DTC / Fault Code Remover — SEAT Leon 1.4 TSI

1.4 TSI 122-150 hp · 2012-2024 · ECU Bosch MED17.5.20

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What this does

Mask post-modification fault codes on the Bosch MED17.5.20. Used after EGR / DPF / lambda / NOx hardware removal so the dash stays clean.

How to apply it

  1. Get a DaVinci Deluxe license (Standard 299€ lifetime, Pro 499€, Monthly 79€, Yearly 790€).
  2. Read the BIN from your Bosch MED17.5.20 via any OBD/bench tool (KESS, Autotuner, FoxFlash, MagicMotorsport).
  3. Open the file in DaVinci Deluxe, toggle DTC / Fault Code Remover, save the patched BIN. Checksum is auto-corrected.
  4. Flash the patched BIN back to the Bosch MED17.5.20. Done.

Other services for the SEAT Leon 1.4 TSI

Stage 1 RemapStage 2 TuneSpeed Limiter RemovalPops & BangsImmobilizer OffHardcut Rev Limiter
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