Caterpillar · vehicle model

Caterpillar C27 original ECU files

3 original (stock) ECU files for the Caterpillar C27: 3 ECU types and 3 engine versions. Find your exact file by its hardware (HW), software (SW) or calibration number and compare it with your own read.

3files
3ECU types
3engines
1HW numbers
2SW numbers

ECU types in the Caterpillar C27 3

Engine versions 3

27.0 1150hp 127.0 755hp 127.0 800hp 1

All Caterpillar C27 files 3

VehicleECUHWSWCalibration / upgrade
Caterpillar C2727.0 1150hp · CTRPLRC27 Caterpillar ADEM4 — 16936027JW — €20 · Open
Caterpillar C2727.0 755hp Caterpillar ADEM2 — — — €20 · Open
Caterpillar C2727.0 800hp Caterpillar A4E4I3 3411317-00 4222302-00 — €20 · Open

All hardware, software and calibration numbers

Find the number from your ECU read (Ctrl+F) and open the matching file.

Hardware (HW) · 1

Software (SW) · 2

Need a modified file?

Tuning for Caterpillar C27 — 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 Caterpillar C27 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 Caterpillar C27?

Yes. We make Stage 1/2 files and DPF, EGR, AdBlue/SCR and DTC solutions for Caterpillar C27 (depending on the engine). Upload your read on our file service.

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