Excavator Wiring Harness 4952742 For Engine QSX15 ISX15

4952742 ECM Wiring Harness for QSX15 ISX15 | Electronic Control Module Harness Assembly

Buy 4952742 Electronic Control Module Wiring Harness for QSX15 and ISX15 engines. OEM-quality ECM harness assembly, durable connectors, reliable signal transmission, worldwide shipping and technical support.

The 4952742 Electronic Control Module Wiring Harness is designed for QSX15 and ISX15 diesel engines. This harness provides critical electrical connections between the ECM, injectors, sensors, actuators, and engine control systems, ensuring stable engine communication and reliable performance under demanding operating conditions. The 4952742 harness is commonly listed for QSX15 and ISX15 engine applications, including CM570, CM870, and CM2250 control platforms.

Product Name: Electronic Control Module Wiring Harness

Part Number:

• 4952742
• P4952742

Engine Models:

• QSX15
• ISX15

ECM Platforms:

• ISX CM570
• ISX CM870
• ISX15 CM2250
• ISX15 CM2250 SN
• QSX15 CM570

These engine and control-platform associations are listed by multiple aftermarket and OEM parts sources.

Produced according to OEM specifications for dependable fitment and long service life.

Ensures stable voltage supply and accurate signal transmission throughout the engine management system.

Designed with abrasion-resistant loom coverings and durable connectors suitable for harsh construction and mining environments.

Direct replacement for damaged or aging original harness assemblies.

Each harness is visually inspected and electrically tested before shipment.

Professional assistance available for part identification and application verification.

The 4952742 harness connects the ECM with:

• Fuel Injectors
• Engine Sensors
• Pressure Sensors
• Temperature Sensors
• Turbocharger Control Components
• Power Supply Circuits
• Engine Protection Systems
• Diagnostic Communication Interfaces

Reliable wiring is essential for accurate ECM operation, stable engine performance, and fault-free communication between electronic components.

Widely used on equipment powered by QSX15 and ISX15 engines, including:

• Large Excavators
• Mining Excavators
• Wheel Loaders
• Earthmoving Equipment

• Haul Trucks
• Drilling Equipment
• Support Machinery

• Generator Sets
• Industrial Power Units
• Pump Drives
• Oil & Gas Equipment

The 4952742 harness is also listed for several Hyundai R800 series excavator applications powered by engines.

The 4952742 wiring harness may be referenced alongside:

• 4923977
• 4059348
• 4059273
• 3681556
• 3681735

Depending on engine configuration and application requirements.

We specialize in:

• ECM & ECU Controllers
• Complete Engine Wiring Harnesses
• Excavator Chassis Harnesses
• Operator Monitors & Displays
• Solenoid Valves
• Sensors
• Diagnostic Tools

✔ OEM-Quality Products

✔ Competitive Wholesale Pricing

✔ Large Inventory Available

✔ Fast Worldwide Shipping

✔ Professional Technical Support

✔ One-Stop Construction Machinery Parts Supply

⚠ Before ordering, please provide:

• Engine Serial Number (ESN)
• Engine Nameplate Photo
• Original Harness Part Number
• Equipment Model
• Photos of Existing Connectors (if available)

This helps ensure the correct harness configuration is supplied.

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