John Deere Harvester STS Series 9640i WTS 8.1L I6

ECU Chiptuning Performance Results

Estimated power and torque gains after Stage 1 ECU remapping

Engine power

Power hp

+49 hp
Original 247 hp
Stage 1 296 hp
Gain +49 hp

Estimated Stage 1 gains are calculated from stock values using an approximate 20% increase. Actual performance improvements may vary depending on vehicle condition, fuel quality, hardware configuration and operating environment.

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Chip tuning for the John Deere Harvester T erie 9640i WT involves precise adjustment of the Phoenix L15 engine control unit (ECU) based on data analysis from sensors. For agricultural machinery operating in demanding conditions, such as the John Deere Harvester T erie 9640i WT with an 8.1L I6 engine, stable performance under load and maximum traction are particularly important. ECU remapping is not simply a power increase, but a comprehensive engine optimization aimed at improving efficiency and service life. We consider the specific operating conditions of John Deere equipment, including its continuous operation in dusty and challenging environments.

During ECU Micro work, calibration of the fuel system, adjustment of boost pressure, and other parameters are performed, allowing for optimal fuel combustion and reduced engine stress. For tractors like the John Deere Harvester T erie 9640i WT, an important aspect is the ability to disable EGR and DPF systems, which reduces engine wear and improves performance when using contaminated fuel. Removal of manufacturer-imposed errors and limitations is also possible.

AutoChip.lv guarantees that all modifications are made with consideration for engine reliability and durability, and also comply with environmental regulations where applicable. Chip tuning for the John Deere Harvester T erie 9640i WT enables smoother, more predictable engine operation, as well as improved throttle response. This is especially important when performing precise agricultural tasks.

Specification

Power (KW) 184
Power (HP) 247
Torque (Nm) Torque (Nm)
Power (PS) 250
ECU Brand Phoenix
ECU Version L15
ECU Micro ECU Micro
Tools KESS3 compatible Powergate not compatible
Connection OBD available
Year 2005
Type Tractors

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