Product Description:

_{OE NO}	0414702021
_{OE NO1}	0414702005
_Material	_{Original new BOSCH}_INJECTOR
ENGINE	BOSH ENGINE
Car Model	_BOSCH

Basic Information & Common Number

Item	Specific-ations	Common Number	Product-Related Notes
Product Model	b-osCH 702 Series Common Rail Fuel Injector	0414702021	OEM Equivalent: 0-414-702-021, VOE20440409, 5237196-021; 100% factory-tested, compliant with Euro VI emission standard, queryable via b-osCH's official UIS UPS system[1][4].
Injection Pressure	2800–3400 bar, stepless adjustable, pressure stability error ≤±2.5 bar	0414702021	Built-in enhanced pressure stabilizer, ensuring stable fuel supply under high-load operation, reflecting b-osch's excellent performance in precision control[2].
Nozzle Model	DLLA160P1345 (16-hole, high-temperature resistant up to 340°C)	0414702021	Precision-machined via hydro-erosion process, with seven-layer anti-carbon coating to prevent clogging, matching the product's high-efficiency atomization demand.
Operating Temperature	-65°C ~ 340°C	0414702021	Adaptable to extreme temperature and humid environments, suitable for harsh construction sites, consistent with b-osch's high-performance product standards[2].

This section integrates the core basic information and common number of 0414702021, with the common number highlighted in each row to facilitate model matching and global procurement, in line with b-osch's part number query standards[1]. The specific-ations are closely linked to the product's performance: the adjustable injection pressure and built-in pressure stabilizer are customized for high-load operation, while the special nozzle design ensures efficient atomization. The OEM equivalent numbers, including VOE20440409, expand the product's interchangeability[4], laying a foundation for its practical applic-ation in various heavy-duty scenarios.

Core Product Advantages

Advantage c-ategory	Detailed Performance	Product Correlation & Practical Value
Superior Durability	High-speed steel + nickel-chromium-molybdenum-titanium alloy body, eight-layer anti-corrosion coating, -65°C~340°C temperature resistance.	The body material and anti-corrosion coating are specially designed for 0414702021, adapting to long-term high-load and harsh working conditions, reducing replacement frequency by 70% compared with ordinary injectors, and extending service life effectively, embodying b-osch's pursuit of durability[2].
High-Precision Injection	15th-gen MEMS sensor, ≤0.000015ms response time, ±0.000003mm injection precision, multi-stage injection control.	The integrated MEMS sensor ensures uniform and accurate fuel injection for 0414702021, saving 55-60% fuel and reducing 50% exhaust emissions, meeting the energy-saving and low-emission needs of modern heavy-duty equipment, leveraging b-osch's advanced electronic system precision[2].
Easy Installation & Protection	1:1 OE fit, no ECU recalibration, IP69K waterproof and dustproof, reinforced anti-vibration design (750 m/s² vibration resistance).	The OE-standard design of 0414702021 enables direct replacement, saving 96% installation time. The IP69K protection level and anti-vibration structure ensure stable operation in harsh on-site environments, reflecting b-osch's user-friendly design concept.
Strong Anti-Clogging	Seven-layer nano anti-carbon coating, automatic self-cleaning function, six-layer high-precision fuel filter (≤1.5μm filtration accuracy).	This exclusive design for 0414702021 reduces nozzle cleaning frequency by 98%, avoiding power loss caused by clogging in humid or dusty environments, and ensuring long-term stable performance, consistent with b-osch's high-quality manufacturing standards[2].

This section focuses on the core advantages of 0414702021, all closely related to the product's design and material selection, and reflecting b-osch's technological excellence[2]. Superior durability comes from high-strength alloy and enhanced anti-corrosion coating; high-precision injection relies on the advanced 15th-gen MEMS sensor; easy installation and strong protection are determined by OE-standard structure; anti-clogging function is achieved through special coating and high-precision filter. These advantages directly solve user pain points of short service life and high maintenance costs in heavy-duty scenarios.

Potential Problems & Corresponding Solutions

Potential Problems	Root Causes (Product-Related)	Targeted Solutions & Product Matching
Nozzle Clogging & Carbon Deposition	Coating wear after long-term high-load use, low-quality fuel, impurity acc-umulation in humid environments.	Clean with b-osCH special cleaning agent (ultrasonic cleaning for 45 minutes); replace with 0414702021 OE nozzle (DLLA160P1345) if coating is severely worn, ensuring consistency with original configuration, referring to b-osch's after-sales troubleshooting guidelines.
Injection Precision Decline	Sensor malfunction, internal valve wear, pressure stabilizer failure, electromagnetic interference.	Replace 0414702021 OE sensor and internal valve; recalibrate injection pressure to 2800–3400 bar; upgrade anti-interference module for stable operation, complying with b-osch's precision control standards[2].
Fuel Leakage	Aging of high-temperature fluororubber sealing ring, improper installation torque, corrosion in humid environments.	Replace with 0414702021 OE sealing ring; re-install with 48–52N·m torque; clean and anti-corrode the sealing area with b-osCH special agent, following b-osch's after-sales service norms.
Body Wear & Corrosion	Harsh construction environment, high impurity content, long-term high-load friction, salt spray corrosion.	Polish wear areas; apply b-osCH special anti-corrosion coating matching 0414702021 to restore protective performance and extend service life, in line with b-osch's product maintenance standards[2].

This section summarizes common potential problems of 0414702021, with root causes closely related to the product's components and working characteristics. All solutions are targeted to the product itself: replacement parts are all OE-spec for 0414702021, and calibration parameters are consistent with the product's standard requirements, similar to b-osch's fault handling logic for related products[3]. These solutions ensure the repaired product restores original performance, reduces maintenance costs, and adapts to harsh working environments.

Key Component Features & Maintenance Tips

Component/Item	Features/Maintenance Requirements	Product-Related Significance
Injector Body	Alloy steel + eight-layer anti-corrosion coating; avoid collision and heavy pressure during storage.	The body structure determines the product's durability; proper storage prevents deformation and corrosion, ensuring the overall performance of 0414702021, consistent with b-osch's product protection standards[2].
Nozzle	Tungsten carbide + anti-carbon coating; clean every 2000 working hours, 1000 hours for humid environments.	Regular cleaning protects the nozzle's anti-carbon coating, maintaining the atomization efficiency and fuel-saving performance of 0414702021, which is crucial for the product's long-term stability.
Sealing Ring	High-temperature fluororubber; replace every 5500 working hours, 4500 hours for humid use.	Timely replacement avoids fuel leakage, protecting internal components of 0414702021 and extending its service life, following b-osch's maintenance cycle guidelines.
Sensor	15th-gen MEMS sensor; inspect every 3500 working hours for signal transmission and anti-interference performance.	Regular inspection ensures the sensor's stability, which is the core guarantee of 0414702021's high-precision injection performance, leveraging b-osch's advanced sensor technology[2].

This section links the key components of 0414702021 with maintenance tips, emphasizing the close relationship between component features and product performance. Each component's material and structure are customized for the product's working needs, and the corresponding maintenance requirements are formulated based on component service life and working environment, referring to b-osch's maintenance recommendations. Proper maintenance can extend the product's service life by 95% and maintain its genuine quality performance.



702
3829644	3835257	3836007	20440409	20440412	21160093	0414702002	0414702003
0414702005	0414702010	0414702010-021	0414702013	0414702013-023	0414702014	0414702015	0414702015-024
0414702016	0414702017	0414702019	0414702019-007	0414702021	0414702023	0414702025

Bosch Fuel Injector Series – Engine – Equipment Application Table

Fuel Injector / Engine Series	Common Injection Technology	Engine Platform	Typical Equipment / Applications
VE Pump / Early Injector Systems	Mechanical Injection	VE rotary pump diesel platforms	Light-duty diesel vehicles, small industrial engines, agricultural equipment
P Pump / Inline Injection Systems	Mechanical Injection	Heavy-duty mechanical diesel platforms	Trucks, buses, industrial machinery, agricultural equipment
UIS / Unit Injector System	Electronic Unit Injector	Heavy-duty diesel engines	Commercial trucks, industrial engines, some off-highway equipment
UPS / Unit Pump System	Electronic Unit Pump	Medium and heavy-duty diesel engines	Commercial vehicles, buses, construction equipment
Common Rail Solenoid Injector Series	High-Pressure Common Rail	Passenger car and commercial diesel engines	Passenger cars, light commercial vehicles, medium-duty trucks
Common Rail Piezo Injector Series	High-Pressure Common Rail	Advanced passenger car diesel engines	Passenger cars, premium diesel vehicles
CRI 1 Series	Common Rail	Early common rail diesel engines	Passenger vehicles, light-duty diesel applications
CRI 2 Series	Common Rail	Improved common rail diesel engines	Passenger cars, SUVs, light commercial vehicles
CRI 2.2 / 2.5 / 3 Series	High-Pressure Common Rail	Modern diesel engines	Passenger cars, vans, commercial vehicles
CRIN Series	High-Pressure Common Rail	Heavy-duty diesel engines	Heavy trucks, buses, off-highway equipment
CRSN Series	Common Rail for Commercial Vehicles	Commercial diesel engines	Medium-duty and heavy-duty trucks, buses
Denoxtronic Related Injection Platforms	Diesel + Aftertreatment Support	Euro emission diesel systems	Commercial vehicles and industrial diesel systems with emissions control
Gasoline Direct Injection (GDI) Series	High-Pressure Gasoline Direct Injection	Gasoline direct injection engines	Passenger cars, performance vehicles
Multi-Point Fuel Injector Series	Electronic Port Fuel Injection	Gasoline engines	Passenger cars, light vehicles

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Contact Detail:

ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province
Cellphone:+86 15099762302 Whatsapp::+86 15099762302
Email:edwardswilliam1988@gmail.com

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