Stage 1
BMW E81-E87 2.0d Stage 1 file Bosch · SW 399762
BMW E81-E87 2.0d Turbo Diesel 100 kW (136 HP) Stage 12009, Turbo diesel, 100 kW (136 hp)
Calibrated ECU file for 73RWIB222A (SW 399762). Checksum-corrected, ready to flash. Delivered instantly via secure download after payment.
How it works
-
Read your ECU
With KESS, KTAG, AutoTuner or Flex. Keep the read: it is your way back.
-
Match the numbers
Your read must show hardware O and software 399762.
-
Pay and download
Card, Apple Pay or Google Pay. The file is in your account straight away.
-
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: Stage 1.
Hardware
- No hardware changes required: runs on completely stock hardware
Software / calibration
- Boost pressure optimised within factory turbo limits
- Injection timing & quantity remapped
- Smoke / EGT limiters refined
- DTCs left intact, factory safeties preserved
Stage 1 is a software-only calibration. Compatible with stock turbo, injectors, intercooler, exhaust and clutch.
Vehicle & ECU specifications
Exact vehicle, engine and ECU identifiers this calibration file is written for. Cross-check against your ECU before flashing.
| Vehicle make | BMW |
|---|---|
| Vehicle model | E81 E87 |
| Model year | 2009 |
| Fuel / Induction | Turbo Diesel |
| Factory power | 100 kW (136 HP) |
| ECU manufacturer | Bosch |
| ECU hardware | 73RWIB222A |
| ECU software | 399762 |
| Calibration stage | Stage 1 |
| File format | BIN / ORI |
| Checksum | Pre-corrected (ready to flash) |
| Delivery | Instant download after payment |
About this calibration file
The Stage 1 calibration for the 2009 BMW E81 E87 Turbo Diesel is a drop-in remap that works on completely stock hardware — no turbo, injector, intercooler or fuel-system upgrades required. Injection timing, boost targets, rail-pressure limits and torque maps are rebalanced to extract the safe headroom the OEM leaves untouched for fleet-fuel tolerance, altitude margin and warranty buffer.
This file matches a Bosch ECU with hardware number 73RWIB222A and software version 399762. Verify both identifiers in your flashing tool before writing — an ID mismatch is the most common cause of a bricked ECU. If you are unsure, upload a read of your original file via the file-request wizard and our engineers will confirm compatibility before you flash.
The file is delivered as a ready-to-flash BIN (and ORI backup where applicable) compatible with all major tools — KESS V2/V3, KTAG, AutoTuner, CMDFlash, Dimsport New Genius, MPPS, Flex, BFlash, PCMFlash, MMFlash — via OBD, bench or boot-mode as supported by your ECU family. Checksums are pre-computed and verified; no additional checksum tool is required. All files include a free revision if post-flash logs reveal a fuelling, boost or EGT issue.
Frequently asked questions
73RWIB222A (Bosch) listed in the specifications. Read your ECU with any supported tool (KESS, KTAG, AutoTuner, CMD, etc.) and compare the hardware + software numbers against the ones on this page. If they match exactly, the file is a direct fit. If you're not 100% sure, upload your original read via the file-request wizard and our engineers will confirm within minutes — no cost, no obligation.Product details
This product contains a calibrated Stage1 tuning file for BMW E81-E87 2.0d 2009 Turbo-Diesel 100KW with Bosch O and software ID 73RWIB222A (Bosch software number 399762 ( 1037399762 )). The base stock vehicle for this calibration has a factory output of around 100 kW (~136 HP). This Stage 1 calibration is designed for stock hardware, offering a safe and reliable increase in power and torque for daily use.
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, 73RWIB222A, 399762 (1037 + SW code). Use this file for diagnostics, cloning, recovery or as a base for custom remapping.
03A923F7 B8414C4A B0090EE7 F26F1DE7 14D1F5E2 4A272C1E F825CCD9 16554F65