Siemens SIMOS 8.4 original ECU files
Original (stock) files read from Siemens SIMOS 8.4 engine control units: 12 files for 1 makes and 3 models. Find your exact file by its hardware (HW), software (SW) or calibration number and compare it with your own read.
Vehicles with a Siemens SIMOS 8.4 ECU 3
All Siemens SIMOS 8.4 files 12
| Vehicle | ECU | HW | SW | Calibration / upgrade | |
|---|---|---|---|---|---|
| Audi A63.0 300hp · CCAA | Siemens SIMOS 8.4 | 6576655287 | — | 8K0907551_0005 | €20 · Open |
| Audi A63.0 300hp | Siemens SIMOS 8.4 | — | — | 8K0907551A_0002 | €20 · Open |
| Audi S43.0 333hp · CAKA | Siemens SIMOS 8.4 | 6576655725 | — | 8K0907551_0006 | €20 · Open |
| Audi S43.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551C_0002 | €20 · Open |
| Audi S43.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551D_0003 | €20 · Open |
| Audi S43.0 333hp · CAKA | Siemens SIMOS 8.4 | 6576655723 | — | 8K0907551_0006 | €20 · Open |
| Audi S43.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551_0004 | €20 · Open |
| Audi S43.0 333hp | Siemens SIMOS 8.4 | 8K0907551B | 0002 | 8K0907551B_0002 | €20 · Open |
| Audi S43.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551C_0005 | €20 · Open |
| Audi S53.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551A_0001 | €20 · Open |
| Audi S53.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551_0005 | €20 · Open |
| Audi S53.0 333hp | Siemens SIMOS 8.4 | — | — | 8K0907551C_0003 | €20 · Open |
All hardware, software and calibration numbers
Find the number from your ECU read (Ctrl+F) and open the matching file.
Hardware (HW) · 4
Tuning for Siemens SIMOS 8.4 — done by our engineers
- Stage 1 / Stage 2 / ECO
- DPF / FAP OFF
- EGR OFF
- AdBlue / SCR OFF
- DTC OFF
- Speed limiter, Start&Stop
Questions
Are these files modified?
No. Every file is an original (stock) read of a Siemens SIMOS 8.4 control unit, delivered exactly as read. If you need a modified file, order tuning below.
How do I find the right file?
Read the ECU with your tool and compare the hardware (HW) and software (SW) numbers — and the calibration when several files share one software number. The vehicle name alone is not enough: the identifiers decide.
How do I get the file?
Create an account on our file service, top up your balance and download the file straight away. Every original file costs €20.
My number is not listed. What now?
Send us the HW/SW numbers of your ECU on WhatsApp or by email. We check our full archive and reply.
Can you tune Siemens SIMOS 8.4?
Yes. We make Stage 1/2 files and DPF, EGR, AdBlue/SCR and DTC solutions for Siemens SIMOS 8.4 (depending on the engine). Upload your read on our file service.