DENSO Automotive Fuel Injector (Part Number: 095000-8940) is a precision component within DENSO's common-rail diesel injection system portfolio, designed to meet modern demands for performance, efficiency, and emissions control. While specific public technical data for model 095000-8940 is limited, this overview draws on DENSO's established engineering principles, technical specifications from analogous injector series (e.g., G2, X1, X2), and industry standards for high-pressure common-rail systems to provide a comprehensive resource for engineers, technicians, and industry professionals.
Structural Features and Technical Advantages
The DENSO 095000-8940 fuel injector incorporates advanced structural features that ensure high performance under demanding conditions. Its design likely draws from DENSO's G2 and X-series injectors, which are renowned for their robust performance. Key features include a precision multi-hole nozzle optimized for superior fuel atomization, which breaks down fuel into a fine, uniform spray for optimal air-fuel mixing and efficient combustion. The injector also employs a high-response solenoid valve enabling extremely precise opening and closing of the injector needle, permitting multiple injection events per engine cycle with precision as tight as ±0.1ms. This capability allows for pilot, main, and post injections, which are vital for managing combustion noise and reducing emissions. The robust internal construction includes hardened components like the armature, ball valve, and control piston, manufactured to withstand extreme pressures. An integrated filter protects internal components from contaminants. The injector likely utilizes a hydraulic servo system that leverages fuel pressure itself to assist in rapid needle movement and tight sealing. Complementing this is an optimized magnetic circuit in the solenoid coil, minimizing energy loss and heat generation. Critical internal adjustments, such as armature lift, are finely calibrated, with typical values for G2 injectors ranging between 45–55 micrometers, directly influencing fuel delivery, particularly for pre-injection and full-load points.
The technical advantages of the 095000-8940 stem from these structural features. It delivers enhanced fuel economy and power output through high injection pressure and precise fuel metering, improving combustion efficiency. This also enables substantial emission reduction, helping to cut particulate matter and nitrogen oxides to comply with stringent standards like Euro IV/V. The injector's durability and reliability are enhanced through hardened materials, minimized internal leakage, and resistance to wear and corrosion in high-stress environments. Furthermore, its adaptability allows seamless integration with advanced emission control systems like Exhaust Gas Recirculation and Diesel Particulate Filters, making it suitable for diverse engine configurations. The injector's design supports optimized combustion and emission control strategies, contributing to reduced environmental impact and lower operating costs over its service life.
Application Scenarios and Primary Application Fields
The DENSO 095000-8940 injector is engineered for diesel engines across a broad spectrum of vehicles and machinery. It is suitable for mid- to large-sized diesel-powered passenger vehicles and SUVs, where it balances performance with fuel efficiency and low noise levels, leveraging pilot injections to minimize diesel knock and refine the driving experience. For commercial vehicles, including light-duty trucks, vans, and buses, its robust construction ensures reliability under high-mileage operations, frequent stop-start cycles, and long-distance travel. The injector is also well-suited for industrial and agricultural machinery, such as diesel-powered generators, tractors, and construction equipment like excavators, where its resistance to vibration, contamination, and high-pressure fluctuations is critical. Specifically, the 095000-8940 model is referenced in relation to Volvo trucks compliant with China's National IV emission standards. To confirm specific compatibility with particular engine models and years, consulting official DENSO application guides or vehicle service manuals is strongly recommended, as applications can vary based on calibration and regional requirements.
OEM Cross-Reference Part Numbers
Cross-referencing part numbers is essential for identifying correct replacements, though specific OEM references for the 095000-8940 are not extensively detailed in public search results. The primary and most reliable identifier remains the DENSO Original Part Number: 095000-8940. DENSO injectors typically cross-reference to multiple OEM part numbers. For instance, analogous DENSO injector models like 095000-5950 are used in specific engine systems (e.g., Shanghai Diesel Engine Company's SC8DKQ3 engine) under manufacturer part numbers. Furthermore, some DENSO injector models may correspond to other numbering systems. For professional diagnostics and testing, equipment like Bosch's EPS945 software utilizes specific test pattern templates for DENSO CRI injectors identified by the "095000xxx..." numbering pattern in their database. However, given the potential for variation, it is crucial to verify cross-references using official and reliable sources such as official DENSO catalogs or authorized distributors, the vehicle manufacturer's OEM parts database, trusted online automotive parts portals specializing in accurate OE cross-references, and professional mechanics or parts specialists with access to up-to-date interchange data to avoid performance issues or engine damage.
Recommendations for Daily Preventive Maintenance
Proper and consistent preventive maintenance is fundamental to ensuring the longevity, reliability, and optimal performance of the DENSO 095000-8940 fuel injector and the entire fuel system. Key recommendations include using high-quality diesel fuel that meets or exceeds the standards required by the vehicle manufacturer, as high-quality fuel contains detergents that help prevent deposit formation on the injector nozzle and internal passages. Regular fuel filter replacement at intervals specified in the vehicle's owner's manual is essential to avoid contaminant ingress. Periodic use of certified fuel system cleaners can help dissolve and remove deposits. For comprehensive care, professional inspection and cleaning as part of major service intervals are advised. Specialized equipment can be used for testing and cleaning DENSO injectors. During any servicing that involves opening the fuel system, extreme cleanliness is paramount to prevent contamination. It is also vital to address engine issues like hard starting, rough idling, power loss, or excessive smoke promptly. As part of diagnostics, checking the injector's coil resistance can help identify electrical faults. Finally, regular professional cleaning and inspection are vital to prevent issues like nozzle coking and needle valve sticking, which involves careful disassembly and cleaning with appropriate tools to remove carbon deposits.
Fuel Injector Supplier
Rsolid is a professional diesel fuel injector manufacturer provides high quality and durable diesel fuel injector replacements for different brands of engines or produce fuel injector according to your request. The company is positioned as a specialized and excellent supplier in the foreign trade of automotive components, including high-quality fuel injectors. With years of experience in the international market, Rsolid has established itself as a reliable partner for global clients seeking authentic Denso products and comprehensive, value-added services. The company operates with a strong commitment to quality assurance, often backed by international certifications common in the automotive parts industry,ensuring that all parts, undergo rigorous testing for flow rate, pressure endurance, and leak integrity before being offered for sale. Rsolid's business model would typically include maintaining a diverse and comprehensive inventory of both OEM and premium aftermarket parts, with cross-compatible options to cater to a wide range of applications and global clientele, from individual workshops to large fleet operators. If you are looking for diesel fuel injector or OEM engine fuel injector, feel free to contact us.
Conclusion
The DENSO 095000-8940 fuel injector exemplifies precision engineering, contributing to enhanced fuel economy, powerful output, and stringent emission control across various automotive and industrial applications. Its design likely embodies DENSO's commitment to durability and performance. Adherence to a rigorous preventive maintenance regimen is the most effective way to ensure its long-term reliability and performance.
