7872-20-3601 ECU Controller Computer Board for Komatsu D155AX-5 Bulldozer SA6D140E Engine Control Unit
The 7872-20-3601 ECU Controller Computer Board is a high-quality replacement electronic control unit designed for Komatsu D155AX-5 bulldozers equipped with SA6D140E engines. This engine control module manages critical electronic functions, processes engine operating data, and ensures stable communication between the engine and machine control systems.
Designed for heavy-duty construction applications, this ECU controller provides a reliable replacement solution for damaged or failed original control units, helping restore normal bulldozer operation and improve working efficiency.
| Item | Details |
|---|---|
| Product Name | ECU Controller / Computer Control Unit |
| Part Number | 7872-20-3601 |
| Alternative Number | 7872203601 |
| Engine Model | SA6D140E |
| Machine Model | Komatsu D155AX-5 Bulldozer |
| Product Type | Engine Control Module (ECM/ECU) |
| Function | Electronic Engine Management |
| Brand | JISION |
| Condition | Replacement Part |
✔ Komatsu D155AX-5 Bulldozer
✔ Komatsu SA6D140E Diesel Engine
Replacement Reference:
- 7872-20-3601
- 7872203601
(Please confirm your machine model and part number before ordering.)
Provides accurate electronic management for engine operation, improving machine stability and response.
Processes engine signals and controls operating parameters to support efficient performance.
Designed for harsh construction environments with strong resistance to vibration, heat and continuous operation.
Matches original specifications for easier installation and replacement.
Each controller is inspected to ensure stable function and reliable performance.
A damaged ECU controller may cause:
- Engine starting failure
- Reduced engine power
- Abnormal engine operation
- Electronic communication errors
- Machine warning alarms
- Unstable bulldozer performance
Replacing the ECU control unit can help restore normal engine management functions.
Suitable for:
- Bulldozers
- Mining machinery
- Earthmoving equipment
- Heavy construction machines
- Komatsu electronic engine control systems
✔ Professional construction machinery electronic parts supplier
✔ Specialized in ECU / ECM / controller computer boards
✔ High-quality aftermarket replacement solutions
✔ Strict quality inspection before shipment
✔ Global shipping support
✔ Technical assistance for part matching
1 * 7872-20-3601 SA6D140E ECU Controller Computer Board
7872-20-3601 ECU
7872203601 Controller
Komatsu D155AX-5 ECU
SA6D140E Engine Controller
D155AX-5 Computer Board
Komatsu Bulldozer ECM
Bulldozer Control Unit
Engine Electronic Control Module
Heavy Equipment ECU Replacement
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