Variant 1
ECU- Catalog engine
- 6000 350HP
- Controller brand
- TEMIC
- ECU
- OM457LA
- Stock power
- 350 HP
MERCEDES TRUCK · OM457LA ECU · diesel
MERCEDES TRUCK 4140 OM457LA tuning files
Everything we work with on the MERCEDES TRUCK 4140 fitted with the OM457LA. Stock output across the matched variants spans 350–350 HP. 2 distinct variants are catalogued here. Diesel calibration here covers everything from a clean Stage 1 to the emissions-side work. We match the right calibration to your exact software and validate it before delivery.
Available solutions
Solutions that apply to the OM457LA on this diesel platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
2 distinct variants for the MERCEDES TRUCK 4140 on the OM457LA ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 6000 350HP
- Engine code
- OM457LA.V/3-06
- Controller brand
- TEMIC
- ECU
- OM457LA
- Stock power
- 350 HP
- ECU SW
- 23E-55
Related vehicles
Other vehicles built on the OM457LA controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the MERCEDES TRUCK 4140 on the OM457LA?
Stage 1, Stage 2, DPF Off, EGR Off, Swirl Flaps Off, Lambda / O2, MAF Off, TVA, NOx Off, AGS, Readiness, Start/Stop Off, Oil Pressure, Limp Mode Off. The exact set depends on the specific engine and software version.
Do you cover the OM457LA ECU software on this model?
Yes — the MERCEDES TRUCK 4140 on the OM457LA ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.