Original file
Original / Factory · Diesel · 318D 143hp
BMW E90-E91- E92-E93 2.0d original file Bosch · SW 507453
BMW E90-E91- E92-E93 2.0d Turbo Diesel 105.2 kW (143 HP)2007, Turbo diesel, 105.2 kW (143 hp)
143 HP Factory calibration Stock backup file, 300 Nm, Diesel
Calibrated ECU file for 73S7KB191A (SW 507453). Checksum-corrected, ready to flash. Delivered instantly via secure download after payment.
Performance projection
Matched engine: 318D 143hp, N47D20C, Diesel. Engine #9454 in our gains database.
- Power
- 143 HPfactory calibration
- Torque
- 300 Nmfactory calibration
Real data from Gains API. Dyno curve = typical ECU-family projection. Final gains depend on fuel, altitude, wear.
How it works
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Read your ECU
With KESS, KTAG, AutoTuner or Flex. Keep the read: it is your way back.
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Match the numbers
Your read must show hardware O and software 507453.
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Pay and download
Card, Apple Pay or Google Pay. The file is in your account straight away.
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Write it and drive
Write it back the way you read it. Not right for your car? We correct it free.
What the car needs
Required modifications: Factory, Diesel.
Hardware
- Factory hardware: no modifications required
Software / calibration
- OEM calibration restored (recovery / immobiliser / coding work)
Original files are used to revert to factory state, repair after a faulty tune, or recover an ECU before service work.
Product details
This product contains a complete original ECU backup (stock file) for BMW E90-E91- E92-E93 2.0d 2007 Turbo-Diesel 105.2KW with Bosch O and software ID 73S7KB191A (Bosch software number 507453 ( 1037507453 )). This original file corresponds to a factory engine output of approximately 105.2 kW (~143 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 O, 73S7KB191A, 507453 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.
541CB5EA 3A29FE98 47645509 14477702 8EAE9DA7 8ED5A60B EB373074 E8607AC3Frequently asked questions
How do I flash this file?
Use your preferred tuning tool (KESS, KTAG, AutoTuner, CMD, etc.) to write the file to the ECU via OBD, bench, or boot mode.
Is the checksum corrected?
Yes. Every file we sell has verified checksums — ready to flash without additional correction tools.
What if I need a revision?
Contact us via WhatsApp or the support dashboard. Revisions for the same stage are free.