157-3705 ECM Engine Controller for Caterpillar CAT 3406E C-10 C-12 C-15 C-16 Truck Engine
Brand: Compatible with Caterpillar / CAT
Compatible Models: for CAT 3406E C-10 C-12 C-15 C-16 Truck Engine
$1,199.00
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Product Highlights
Overview
| Brand | LIUCHUANG |
|---|---|
| Compatible Model Brand | for Caterpillar (CAT) |
| Condition | Refurbished |
| MPN | 157-3705 |
Product Details
Premium 157-3705 ECM Engine Control Module for Caterpillar CAT 3406E & C-Series Engines
Optimize your heavy-duty truck’s performance with the LIUCHUANG 157-3705 ECM Engine Controller. As a vital Electronic Control Unit (ECU) for commercial fleet management and heavy machinery diagnostics, this remanufactured module serves as a direct replacement for your failed or malfunctioning original engine computer.
Engineered to meet precise original equipment manufacturer (OEM) technical specifications, our 157-3705 controller ensures stable fuel injection, precise timing control, and comprehensive fault diagnostic capabilities.
Heavy-Duty Application & Vehicle Compatibility
This Electronic Engine Control Unit Module is specifically calibrated for high-mileage and demanding applications. It is fully compatible with the following industry-leading Caterpillar (CAT) truck and industrial engines:
- CAT 3406E Series: The legendary heavy-duty platform.
- CAT C-10 & C-12 Platforms: Reliable medium-to-heavy fleet engines.
- CAT C-15 & C-16 Series: High-horsepower configurations requiring robust ECM parameters.
Whether you run a long-haul commercial truck, line-haul logistics vehicle, or heavy vocational fleet, this module restores seamless communication between the engine’s wiring harness, fuel high-pressure pumps, fuel injectors, and cabin monitors.
Technical Specifications & Engineering Data
To maintain top-tier reliability under extreme engine bay vibrations and thermal cycling, every unit undergoes exhaustive bench testing that mimics actual road stresses.
| Parameter | Specifications |
|---|---|
| Product Name | Electronic Control Module (ECM) / Engine Controller |
| OEM Part Number | 157-3705 / 1573705 |
| Interchangeable Numbers | 157-3705-01, 157-3705X |
| Engine Fitment | 3406E, C-10, C-12, C-15, C-16 |
| Core Material | Heavy-Duty Aluminum Anti-Vibration Housing |
| Condition | Professional OEM NEW / Direct Replacement |
| Warranty Cover | 12 Months Full Repair/Replacement |
⚠️ Essential Programming & Installation Guide
An experienced technician or professional diesel mechanic is always highly recommended for the installation, removal, and diagnostic calibration of this Engine Control Module.
CRITICAL STEP: Custom ECM programming is strictly required before operating the vehicle. Every Caterpillar diesel engine possesses unique power ratings, emissions setups, and operational parameters based on its specific configuration. A blank or mismatched ECM will prevent the engine from starting or cause critical fault codes.
Data Checklist Post-Purchase:
To speed up your order processing and ensure successful flashing/programming, please send our customer support team the following details immediately after checking out:
- Engine Serial Number (ESN) and Vehicle Identification Number (VIN).
- Clear high-resolution photos of your current ECM/ECU part label.
- A clear photograph of the Engine Data Plate located on the valve cover.
Why Choose LIUCHUANG Heavy Vehicle Electronics?
At liuchuangparts.com, we prioritize absolute reliability and professional technical support to minimize your fleet’s costly downtime.
Parts Updates & Rigorous Testing
All electronic modules are manufactured and tested strictly according to original factory specifications. Defective capacitors, resistors, and flash memory microchips are completely upgraded to premium components.
12-Month Warranty
Drive with absolute peace of mind. If any hardware defect or component failure arises during the 12-month coverage window, we promptly provide premium repair or replacement services.
Customer-First After-Sales Care
We are fully committed to delivering a frictionless global B2B buying experience. Our technicians are ready to assist you from order intake to post-installation troubleshooting.
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