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Construction · Crawler Excavator

JCB JS220 tuning file

4.4 L · 129 kW / 173 hp · Tier 4i · ECU BOSCH DCU17CV51, Delphi DCM3.3

Stage 1, DTC and emission-related tuning files for the JCB JS220, read and written with Trasdata, KESS3. Exclusively for dealers and tuning professionals.

Machine data

Brand
JCB
Model
JS220
Series / type
Crawler Excavator
Division
Construction
Engine
4.4 L
Rated power
129 kW · 175 PS · 173 hp
Emission stage
Tier 4i
ECU
BOSCH DCU17CV51, Delphi DCM3.3

KESS3 / Powergate

YearVersionECUKESS3PowergateFunctions
2016JS220 5.2dBosch DCU17CV51TC1724OBDBENCHBOOT–Read
2016JS220 5.2dDelphi DCM3.3SH72543OBDBOOT–ReadClone

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
2020Tier 4iBOSCH DCU17CV51not listedbench mode · plugin 1256 / 1670

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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