Audi A3 2.0 TDI CR 2014 Turbo-Diesel 135KW Bosch 04L906021ER 541673 Original 04L906021ER

Audi A3 2.0 TDI CR 2014 Turbo-Diesel 135KW Bosch 04L906021ER 541673 Original 04L906021ER

£6.99

ECU file for Audi A3 2.0 TDI CR 2014 Turbo-Diesel 135KW – original ECU file (stock calibration). ECU: Bosch 04L906021ER – SW: 541673 ( 1037541673 ) – approx. 135 kW (~184 HP) factory engine output.

Buy Now
Technical Specifications
ManufacturerAudi
ECU SystemBOSCH
CalibrationOriginal File
ECU HW / SW number04L906021ER | 541673
CHECKSUMS CORRECTED / READY TO FLASH
COMPATIBLE WITH: KESS V2/V3, MPPS, FOXFLASH, AUTOTUNER, FLEX, CMD, NEW GENIUS & OTHER PROFESSIONAL INTERFACES
📂
Secure checkout Revision guarantee 24/7 support
Share: WhatsApp Facebook

Instant Download

Your tuning file is available immediately after purchase — no waiting.

Checksum Safe

Every file is verified and checksum-corrected for safe, reliable flashing.

Tool Compatible

Works with KESS, KTAG, AutoTuner, CMD, PCMFlash, and all major interfaces.

Engineer Support

Our tuning engineers are available via WhatsApp for any technical questions.

Vehicle Audi A3 2.0 TDI CR 2014 Turbo-Diesel 135KW
Engine power 135 kW (~184 HP)
Fuel type Turbo-diesel
ECU brand Bosch
ECU hardware 04L906021ER
Bosch software number 541673 ( 1037541673 )
Tuning type Original
Read method / notes 541673

This product contains a complete original ECU backup (stock file) for Audi A3 2.0 TDI CR 2014 Turbo-Diesel 135KW with Bosch 04L906021ER (Bosch software number 541673 ( 1037541673 )). This original file corresponds to a factory engine output of approximately 135 kW (~184 HP). This file is ideal for ECU cloning, restoring the car back to stock and using it as a safe base for future remaps.

All ECU tuning files from TUNING-DATABASE are prepared for professional use. They are useful whenever you search by ECU ID, hardware or software number such as 04L906021ER, 541673 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.

hash: 84B4D5BE81233CCCCE020E31943274128FED1C7EF27841A6B2C165584AC1E22C

Frequently Asked Questions

Use your preferred tuning tool (KESS, KTAG, AutoTuner, CMD, etc.) to write the file to the ECU via OBD, bench, or boot mode.

Yes. Every file we sell has verified checksums — ready to flash without additional correction tools.

Contact us via WhatsApp or the support dashboard. Revisions for the same stage are free.

Related products