Fuel Injector Harness 222-5917 for Caterpillar E320D Excavator Engine Parts

Product Details

Product Overview

This high-quality Fuel Injector Harness, identified by the part number 222-5917, is specifically designed for use in Caterpillar E320D excavator diesel engines. As a critical component of the engine’s fuel system, this harness ensures reliable electrical connectivity between the engine control unit (ECU) and the fuel injectors, facilitating precise fuel delivery for optimal combustion and engine performance.

Manufactured to meet OEM size and specification standards, this injector harness is a direct replacement part, offering a seamless fit for your Caterpillar E320D machinery. It is suitable for a wide range of heavy equipment applications beyond excavators, including loaders, bulldozers, trucks, and forklifts, making it a versatile solution for fleet maintenance and repair.

Key Features & Benefits

• Exact Fitment: Engineered to OEM specifications (OEM Size) for the Caterpillar E320D, ensuring a direct, hassle-free installation without modifications.
• Durable Construction: Built with high-grade materials to withstand the harsh operating conditions of diesel engines, including vibration, heat, and exposure to oil and fuel.
• Reliable Signal Transmission: Designed to maintain stable electrical conductivity, reducing the risk of injector misfires, rough idling, or engine fault codes related to wiring issues.
• Cost-Effective Solution: Offers a premium-quality alternative to genuine OEM parts, providing significant cost savings without compromising on performance or longevity.
• Comprehensive Support: Backed by a 6-month warranty and includes a machinery test report, giving you confidence in the part’s quality and reliability.
• Easy Identification: Clearly marked with the part number 222-5917 for quick and accurate replacement, minimizing downtime during repairs.

Technical Specifications

OEM Cross-Reference

This Fuel Injector Harness (222-5917) is a direct replacement for the following OEM part numbers and compatible equivalents:

• Caterpillar OEM: 222-5917
• Alternative Reference: 2225917 (without hyphen)

Note: While this part is manufactured as an aftermarket replacement, it is designed to match the form, fit, and function of the original Caterpillar component. Please verify your existing part number before ordering.

Compatibility

This injector harness is commonly used for the following applications:

• Engine Models: Caterpillar E320D
• Vehicle/Equipment Types: Excavators, Bulldozers, Loaders, Forklifts, Trucks, Buses

Fitment Note: This part is specifically designed for the Caterpillar E320D engine platform. Use in other models or applications should be verified against your specific engine serial number and wiring configuration.

Global Supply & Distribution

We are a global supplier of heavy-duty engine parts, with a robust logistics network capable of shipping to major markets worldwide. Our distribution capabilities include:

• Major Markets: North America (USA, Canada, Mexico), Europe (UK, Germany, Netherlands, France), Asia-Pacific (Australia, Japan, Singapore), Middle East (UAE, Saudi Arabia), and South America (Brazil, Chile).
• Shipping Options: We offer fast and reliable shipping via sea freight (FOB/CIF) to major ports like Shanghai, Shenzhen, and Guangzhou, as well as air freight and express courier (DHL, FedEx, UPS) for urgent orders.
• Industrial Centers: Efficient delivery to key industrial hubs such as Houston, Dubai, Rotterdam, and Sydney to minimize your downtime.
• Export Experience: We specialize in B2B trade, handling all international documentation, customs clearance support, and compliance with trade regulations.

Quality Assurance

We are committed to delivering parts that meet rigorous quality standards. Each Fuel Injector Harness undergoes strict quality control procedures to ensure reliability.

• Manufacturing Standards: Produced in facilities that adhere to international quality management principles.
• Testing: Each unit is tested for continuity, insulation resistance, and connector fitment before shipping. A machinery test report is available upon request.
• Inspection: Video outgoing inspection is provided to verify the product condition before dispatch.
• Warranty: All parts are backed by a standard 6-month warranty against manufacturing defects in materials and workmanship.

FAQ

Q: Is this Fuel Injector Harness 222-5917 a direct replacement for my Caterpillar E320D excavator?
A: Yes, this harness is designed to be a direct, plug-and-play replacement for the OEM part 222-5917 on Caterpillar E320D engines. It matches the original dimensions and connector types. However, we always recommend comparing the physical appearance and connector layout with your existing harness to ensure a perfect match for your specific machine configuration.

Q: What are the common symptoms of a faulty injector harness on an E320D engine?
A: A failing injector harness can cause several performance issues, including: engine misfires or rough idling, hard starting or failure to start, reduced engine power or poor fuel economy, and diagnostic trouble codes (DTCs) related to injector circuits (e.g., “Injector Open Circuit”). Replacing a worn harness can often resolve these issues without replacing the injectors themselves.

Q: How should I maintain or install this new injector harness to ensure longevity?
A: During installation, ensure all connectors are clean and dry before plugging them in. Apply a small amount of dielectric grease to the connector seals to prevent moisture ingress. Route the harness away from sharp edges, hot surfaces, or moving parts. Secure the harness with the original clips or zip ties to prevent chafing. After installation, clear any existing fault codes and perform a test run to verify proper operation. Regular inspection every 500 hours for signs of wear or corrosion is recommended.