20977021P03 21874471P01 TRW EMS2 Volvo Trucks FM13 (13.0 440hp) Original ECU File
About this file
This is the original ECU file 20977021P03 21874471P01 for Volvo Trucks FM13 13.0 440hp: TRW EMS2, hardware (HW) 20977021P03, software (SW) 21874471P01. To buy it, use Quick buy below — €20 by card, no registration, a ready-to-use .bin file by e-mail — or buy it with a file-service account (register or log in and top up your balance). Also you can find all available options on our platform for emissions removal (DPF, EGR, AdBlue) or improving power with stage 1/2/3 or ECO tuning.
This is an original (stock) read of a TRW EMS2 control unit. Our catalogue lists it for the Volvo Trucks FM13 13.0 440hp.
Its numbers in the catalogue: hardware (HW) number 20977021P03 and software (SW) number 21874471P01.
In our catalogue the hardware number 20977021P03 is on 3 files for 2 vehicles.
All Volvo Trucks FM13 TRW EMS2 files: 22 in our catalogue.
What you receive
- The original (stock) read of this ECU, exactly as read — no modifications.
- A ready-to-use .bin file by e-mail — nothing to unpack or rename.
- The original read only — no full backups, EEPROM, SGO, VBF or other formats.
Before you order
- All sales are final. Check HW, SW against your own read before you buy.
- Different tools expect different file sizes when writing to the ECU — make sure the file suits your device.
- Not sure? Ask us on WhatsApp before buying.
File specifications
| Brand name and model | Volvo Trucks FM13 |
| Engine power | 13000 440HP |
| Engine code | — |
| ECU brand name | TRW |
| ECU model name | EMS2 |
| ECU hardware | 20977021P03 |
| ECU software | 21874471P01 |
| ECU calibration | — |
| ECU SW upgrade | — |
| Other files with these numbers | HW 20977021P03 |
Get this original file — alone or with its WinOLS map pack
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Original + map pack
The original .bin and its map pack (CSV) — for WinOLS and compatible software
- 14 tuning maps for this software version — Injection System, Turbo System, Air Control…
- X / Y axes labelled correctly, correct factors
- One ZIP by e-mail: .bin + .csv map pack
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- Map definitions only — no tuned file, no support
- All sales are final — check HW / SW before you buy
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Requires registration on our file service fs.auto-remap.com
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Maps in this map pack · 14
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WinOLS map pack for this file 14 maps
A WinOLS map export (CSV) made for this software version: tuning maps only, with correctly labelled X and Y axes and the correct factor for the data values — no maps for switching off emissions or errors. Maps by category:
For example: Fuel quantity limiter, Injection enrichment, Limiter of Turbo pressure f(IAT), Turbo pressure, Air quantity - Base map…
We modify this exact ECU for you
- Stage 1 / Stage 2 / ECO
- DPF / FAP OFF
- EGR OFF
- AdBlue / SCR OFF
- DTC OFF
- Speed limiter, Start&Stop and more
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