Denso RF7K original ECU files
Original (stock) files read from Denso RF7K engine control units: 11 files for 1 makes and 2 models. Find your exact file by its hardware (HW), software (SW) or calibration number and compare it with your own read.
Vehicles with a Denso RF7K ECU 2
All Denso RF7K files 11
| Vehicle | ECU | HW | SW | Calibration / upgrade | |
|---|---|---|---|---|---|
| Mazda 62.0 120hp | Denso RF7K | RF7J18881 | SW-RF7JER000.HEX | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | G40KRF7KT3KA | 18881U | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | — | — | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | 40DRF7KT3DG | 18881J | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | RF7K18881K | SW-RF7KEK0 | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | — | — | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | G40HRF7KT3HB | 18881U | — | €20 · Open |
| Mazda 62.0 140hp | Denso RF7K | 40GRF7KT3GB | 18881R | — | €20 · Open |
| Mazda 62.0 143hp | Denso RF7K | G40ERF7KT3E6 | 18881M | — | €20 · Open |
| Mazda 82.0 143hp | Denso RF7K | — | — | — | €20 · Open |
| Mazda 82.0 143hp | Denso RF7K | RFYG18881A | 881ASW | — | €20 · Open |
All hardware, software and calibration numbers
Find the number from your ECU read (Ctrl+F) and open the matching file.
Hardware (HW) · 8
Software (SW) · 7
Tuning for Denso RF7K — 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 Denso RF7K 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 Denso RF7K?
Yes. We make Stage 1/2 files and DPF, EGR, AdBlue/SCR and DTC solutions for Denso RF7K (depending on the engine). Upload your read on our file service.