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Agriculture · 9R Series

John Deere 9R 440 tuning file

13.6 L · 356 kW / 477 hp · Tier 5 · ECU PHOENIX L40

Stage 1, DTC and emission-related tuning files for the John Deere 9R 440, read and written with New Genius, KESS3. Exclusively for dealers and tuning professionals.

Machine data

Brand
John Deere
Model
9R 440
Series / type
9R Series
Division
Agriculture
Engine
13.6 L
Rated power
356 kW · 484 PS · 477 hp
Emission stage
Tier 5
ECU
PHOENIX L40
Engine code
MJDXL13.5334

KESS3 / Powergate

YearVersionECUKESS3PowergateFunctions
20229R 440 13.6L I6Engine MJDXL13.5334Phoenix L40OBD–Read

Source: Alientech KESS3 / Powergate vehicle list, 14.10.2026. How KESS3 is used on off-highway machines.

New Genius / New Trasdata

YearEmission stageECUNew Genius (OBD)New Trasdata
2023Tier 5PHOENIX L40FLASH_0877not listed

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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