256-1159 10R-4094 ECM ECU Engine Controller for Caterpillar CAT C11 C13 C15 ACERT
Brand: For Caterpillar (CAT)
Part Numbers: 256-1159, 10R-4094, 2561159, 10R4094
Engine Compatibility: Specifically for Caterpillar C11, C13, and C15 ACERT Engines
$1,399.00
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1 Year Warranty, Enjoy a full year of warranty, ensuring long-lasting reliability and peace of mind.
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Product Highlights
Overview
| Brand: | For Caterpillar (CAT) |
|---|---|
| OEM P/N: | 256-1159, 10R-4094 |
| Applications: | C11, C13, C15 |
Product Details
Professional 256-1159 10R-4094 ECM ECU for Caterpillar CAT C11 C13 C15
Restore the peak operational precision and fuel efficiency of your heavy-duty fleet with the professionally remanufactured 256-1159 (10R-4094) Engine Control Module (ECM). As a high-performance Electronic Engine Control Unit (ECU), this module serves as the primary processing brain for Caterpillar’s legendary C11, C13, and C15 ACERT engine series. It is engineered to manage sophisticated fuel injection timing and real-time diagnostic monitoring to keep your engine within original factory parameters.
Targeted Compatibility for ACERT Power Systems
The 256-1159 controller is a mission-critical electronic module designed as a Direct Replacement for:
- Trucking & Hauling: Optimized for on-highway trucks equipped with CAT C13 and C15 ACERT engines, ensuring reliable torque and emission compliance.
- Industrial Applications: Essential for C11 and C13 industrial power units used in heavy construction, irrigation, and specialized machinery.
- Reliable Core Replacement: Designed to eliminate common failures such as engine misfires, poor idling, and electronic sensor communication errors.
Industrial-Grade Reliability & Rigorous Testing
At liuchuangparts.com, we understand that for a C15 engine, downtime is an expensive setback. Our 2561159 / 10R4094 units are restored to meet or exceed OEM standards:
• Exact Factory Specs: Remanufactured and tested to match original Caterpillar factory parameters for a 100% plug-and-play fit.
• Environmental Resilience: High-strength aluminum housing shields internal circuitry from intense engine heat, road vibration, and industrial dust.
• Strict Quality Verification: Undergoes functional load testing and thermal stress cycles to handle peak performance demands without failure.
Why Source From Liuchuang Parts?
| 12-Month Quality Warranty | Full 1-year coverage with professional repair or replacement services. |
| Customer-First Commitment | Fast response times and technical guidance to get your engines back to work. |
| Global Shipping Solutions | Reliable logistics ensuring high-value electronics arrive safely at your facility or workshop. |
⚠️ Important: Custom Programming & Data Verification
- Mandatory Programming: This ECM must be programmed with the correct Flash File specific to your Engine Series Number (ESN) and power rating. It is not “plug-and-play.”
- Required Documentation: Please provide your ESN and VIN after purchase. Clear photos of the current ECM and engine data plate are required for calibration.
- Expert Installation: We highly recommend a certified diesel technician handles the installation to prevent potential electrical damage.

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