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Construction · Wheel Loaders

John Deere 844K tuning file

9.0 L · 281 kW / 377 hp · Tier 3 · ECU PHOENIX L15

Stage 1, DTC and emission-related tuning files for the John Deere 844K, read and written with New Genius, Trasdata. Exclusively for dealers and tuning professionals.

Machine data

Brand
John Deere
Model
844K
Series / type
Wheel Loaders
Division
Construction
Engine
9.0 L
Rated power
281 kW · 382 PS · 377 hp
Emission stage
Tier 3
ECU
PHOENIX L15

KESS3 / Powergate

Not found in the KESS3 vehicle list (14.10.2026).

New Genius / New Trasdata

YearEmission stageECUNew Genius (OBD)New Trasdata
–Tier 3PHOENIX L15FLASH_0196supported · plugin 123

Source: Dimsport application list, release 06.10.2026. Emission stages are shortened as in that list.

Other tools

AutoTuner
ECU family not listedMatched by ECU name against the AutoTuner compatibility list of 13.10.2026. Support differs by brand, so check before quoting. AutoTuner on agricultural and construction machines.

Machine or brand not listed?

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