−10%10% off all files right now — originals €18, map packs from €54.
€18 / file−10%

R2AK-18881-H R2AK-18881-H_R2AK-188K2-N Denso SH7058 original ECU file – Mazda 3 2.2 MZR-CD 204hp

SWR2AK-18881-HCALR2AK-18881-H_R2AK-188K2-NUPGR2AK-188K2-N

Where do I find these numbers?

Vehicle
Mazda 3
Engine
2.2 MZR-CD 204hp
SW
R2AK-18881-H
Calibration
R2AK-18881-H_R2AK-188K2-N
SW upgrade
R2AK-188K2-N
Also written
R2AK 18881 H · R2AK18881H · R2AK 188K2 N · R2AK188K2N
In the archive since
2026-06-08

SW numbers next to R2AK-18881-H

The closest SW numbers in the archive, by spelling. They are other files, not equivalents. Worth a look when a digit may have been misread.

SWListed for
R2AK-18881-JMazda 3 2.2 185hp
R2AK-18881-LMazda 3 2.2 185hp · Denso
R2AK-188K2-NMazda 3 2.2 185hp · Denso

Other numbers for the Mazda 3 2.2 MZR-CD 204hp

3 files cover exactly this car and engine, on Denso R2AJ (1), Denso, type not listed (1), Denso SH7058 (1). If your ECU reads differently from this page, the others:

This ECU and car in figures

Denso SH7058: 484 files, 205 SW numbers, 34 with a map pack. Makes: Mitsubishi (111), Yamaha (104), Kawasaki (76), Nissan (57). Most listed: Kawasaki Z (60), Nissan Navara (36), Mitsubishi L200 (30), Mitsubishi Triton (27).

Mazda 3: 211 files. ECU types: Denso, type not listed (47), Denso SH725X (41), Bosch EDC16C34 (17), Denso SH12 (7). Engine codes: LF67EB5W (11), SH-VPTS (8), LF4DE0000LFXS050 (4), LFVA18 (2).

What you get

  • The original (stock) read of this ECU as listed, as a ready-to-use .bin file by e-mail.
  • File sizes differ between tools and read methods — check that the numbers match your ECU before buying.
  • Original read only: no full backup, EEPROM or tuned file.
  • A digital file: all sales are final — no refunds. Terms of sale

Other files for the Mazda 3

Other Denso SH7058 files

Original ECU file Denso SH7058 · R2AK-18881-H · R2AK-18881-H_R2AK-188K2-N
€18
  1. 1 · E-mail
  2. 2 · Card
  3. 3 · File

Checking availability…

All sales are final — no refunds.

Card payment by Stripe · charged only when ready · Terms of sale · Privacy