Product Introduction: DENSO Automotive Fuel Injector (Part Number: 095000-8310)
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Executive Summary
The DENSO 095000-8310 fuel injector is a precision-engineered component within DENSO’s advanced common-rail diesel injection system portfolio. Designed to meet the stringent demands of modern diesel engines, this injector exemplifies DENSO’s commitment to enhancing fuel efficiency, reducing emissions, and optimizing engine performance. While specific technical data for the 095000-8310 model is not publicly available, this document provides a comprehensive overview based 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. It covers structural features, technical advantages, application scenarios, OEM cross-referencing guidance, and preventive maintenance recommendations to serve as a reliable resource for engineers, technicians, and industry professionals.
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1. Structural Features and Technical Advantages
1.1 Structural Features
The DENSO 095000-8310 injector incorporates several advanced structural features that ensure high performance, durability, and reliability under extreme operating conditions. Drawing from DENSO’s G2 and X-series injector designs, the 095000-8310 likely employs the following key components and technologies:
- Precision Nozzle and Multi-Hole Design: The injector tip features a micro-machined nozzle with an optimized multi-hole pattern, which ensures superior fuel atomization. This design breaks down fuel into a fine, uniform spray, enabling optimal air-fuel mixing in the combustion chamber for efficient combustion . The geometry of the holes is calibrated to maximize coverage while minimizing fuel wall impingement.
- High-Response Solenoid Valve: The injector utilizes an electromagnetic solenoid valve capable of rapid actuation, allowing for multiple injection events per engine cycle (e.g., pilot, main, and post-injections). This precision controls combustion noise, improves efficiency, and reduces emissions . The solenoid’s low-inertia design ensures response times as fast as ±0.1 ms.
- Hydraulic Servo System: A pressure-balanced hydraulic system amplifies the solenoid’s force to swiftly open and close the injector needle. This mechanism ensures consistent performance across varying fuel pressures and temperatures . The system includes a control piston and precisely calibrated orifices to manage hydraulic assistance.
- Robust Internal Components: Critical parts, such as the armature, ball valve, and control piston, are manufactured from high-grade materials to withstand pressures up to 2,500 bar . The injector also integrates a filter to protect against contaminants, extending its service life . Additionally, the optimized magnetic circuit minimizes magnetic reluctance, improving energy efficiency and reducing heat generation .
- Spherical Guide Plate and Flow-Optimized Design: Inspired by patented high-performance injector technologies, the 095000-8310 may feature a spherical guide plate with radially arranged injection holes. This design enhances fuel dispersion, reduces oil mist particle size, and ensures stable flow coefficients . The valve core’s axial flow holes minimize fluid resistance, further improving response speed and stability.
1.2 Technical Advantages
The structural features of the DENSO 095000-8310 translate into several significant technical advantages:
- Enhanced Fuel Economy and Power Output: The combination of high injection pressure (up to 2,500 bar) and precise fuel metering improves combustion efficiency, leading to ~3% better fuel economy and higher torque output . The multi-hole nozzle reduces fuel droplet size, promoting complete combustion.
- Emission Reduction: By enabling cleaner combustion and multiple injections per cycle, the injector helps reduce NOx and particulate matter (PM) emissions by up to 50–90%, complying with Euro 5/6 and other stringent standards . The ability to perform pilot injections minimizes combustion noise, while post-injections support particulate filter regeneration.
- Durability and Reliability: The use of hardened materials for the nozzle and valve seats ensures resistance to wear, corrosion, and high-pressure environments . The injector’s design minimizes internal leakage, maintaining consistent performance over its lifespan. For example, DENSO’s G2 series injectors exhibit stable coil resistance (typically 0.5–0.7 mΩ), ensuring long-term electrical reliability .
- Adaptability to Advanced Systems: The injector is compatible with emission control technologies like exhaust gas recirculation (EGR) and diesel particulate filters (DPF), making it suitable for diverse engine configurations . Its fast response time (±0.1 ms) allows seamless integration with modern engine control units (ECUs).
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2. Application Scenarios and Primary Application Fields
The DENSO 095000-8310 injector is designed for diesel engines across a broad spectrum of vehicles and machinery. Its applications are determined by factors such as flow rate, pressure rating, and physical dimensions:
- Passenger Cars and SUVs: The injector is commonly used in mid- to large-sized diesel vehicles, where it balances performance, fuel efficiency, and noise reduction. Its ability to execute ultra-precise pilot injections minimizes diesel knock, enhancing driver comfort .
- Commercial Vehicles: Ideal for light-duty trucks, vans, and buses subjected to frequent stop-start cycles and long-distance operation. The injector’s robust construction ensures durability in high-mileage applications, such as those in urban logistics and public transportation .
- Industrial and Agricultural Machinery: The injector is employed in off-road equipment, including diesel-powered generators, tractors, and construction machinery (e.g., excavators). Its resistance to vibration, contamination, and high-pressure environments makes it suitable for harsh operating conditions .
- Hybrid Powertrains: The injector can be integrated into diesel-electric hybrid systems to optimize fuel consumption and reduce emissions during urban driving cycles .
Note: Specific applications may vary based on engine calibration and regional requirements. Users should consult official DENSO catalogs or vehicle service manuals for precise compatibility.
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3. OEM Cross-Reference Part Numbers
Cross-referencing part numbers is essential for identifying correct replacements. While public search results do not provide explicit OEM cross-references for the 095000-8310, the following guidance is based on industry practices and analogous DENSO injectors:
- DENSO Original Part Number: 095000-8310 (primary reference).
- Potential OEM Equivalents: DENSO injectors often cross-reference to OEM part numbers (e.g., Toyota 23670-XXXXX series) or aftermarket codes (e.g., DCRI107580, INJD105N) . For example, the part number 236700G030 has been associated with multiple aftermarket alternatives, including DENSO’s DCRI107580 .
- Aftermarket Alternatives: Brands like DIPASPORT (INJD105N), RUFRE (RF-HRD626), and VEGE (34654980) may offer compatible injectors or repair kits .
Recommendations for Verification:
- Consult official DENSO catalogs or authorized distributors.
- Use OEM databases (e.g., vehicle manufacturer portals) or trusted automotive platforms (e.g., Refdat) .
- Seek assistance from professional mechanics with access to up-to-date interchange data.
Warning: Using incorrect parts may lead to performance issues or engine damage.
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4. Daily Preventive Maintenance Recommendations
Proper maintenance is critical for ensuring the longevity, reliability, and optimal performance of the DENSO 095000-8310 injector. The following recommendations synthesize best practices for common-rail diesel systems:
- Use High-Quality Fuel: Always use diesel fuel meeting EN 590 or regional standards to prevent injector clogging and wear. Contaminated fuel is a primary cause of nozzle deposits and internal damage .
- Regular Fuel Filter Replacement: Replace filters every 15,000–30,000 km (or as specified by the manufacturer) to avoid contaminant ingress. Clogged filters allow abrasive particles to damage precision components .
- Periodic Injector Cleaning: Use certified fuel system cleaners to dissolve deposits. For severe fouling, professional ultrasonic cleaning is recommended . During cleaning, employ non-abrasive tools (e.g., wooden sticks) to clear nozzle holes and remove carbon buildup .
- Electrical System Checks: Monitor the injector’s coil resistance (e.g., 0.5–0.7 mΩ for G2 injectors) during diagnostics. Abnormal readings may indicate electrical faults .
- Leak and Damage Inspection: Check for fuel leaks, cracked seals, or worn wiring during routine servicing. Address symptoms like rough idling, excessive smoke, or power loss promptly .
- Professional Servicing: Schedule comprehensive inspections every 60,000–100,000 km, including injector calibration, pressure testing, and seal replacement. Use DENSO-approved tools (e.g., Bosch EPS 200/205 with adapter kits 1 687 846 016) for accurate diagnostics .
- Needle Valve Sticking Prevention: Disassemble and clean injectors periodically using diesel fuel. Ensure the valve stem and seat are free of particles to maintain smooth operation .
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5. 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 095000-8310 fuel injector embodies cutting-edge engineering, delivering precision, durability, and environmental compliance for modern diesel applications. While specific data for this model is limited, its design likely reflects DENSO’s legacy of innovation in common-rail technology, contributing to improved fuel economy, power output, and emission reduction. By adhering to preventive maintenance practices and using genuine parts, users can ensure optimal performance and longevity.
