Bosch 0445110059 Injector

BOSCH 0445110059 Injector

The BOSCH 0445110059 is a high‑performance fuel injector designed for diesel engines in a wide range of Chrysler, Jeep, and LDV vehicles. It belongs to the CRI113 series, which is engineered for common rail direct injection systems that demand precise fuel delivery, low emissions, and robust durability under demanding operating conditions.

Key Technical Specifications

• Model Series: CRI113 (Common Rail Injection)
• Part Number Variants: 0445110059, 0 445 110 059, 05066820AA, 5066820AA
• Engine Compatibility: Chrysler Voyager, Jeep Cherokee (KJ, KJ MK3), LDV Maxus Bus/Van, and related models with 2.5 L or 2.8 L CRD engines.
• Fuel Type: Diesel
• Injection Pressure: Up to 2000 bar (typical for modern common rail systems)
• Operating Temperature Range: –40 °C to +120 °C
• Material Composition: High‑strength steel body with a hardened titanium or ceramic coating on the nozzle tip to resist wear and corrosion.
• Seal Design: Dual O‑ring system for optimal sealing and reduced leakage.
• Electrical Connection: Standard 3‑pin connector compatible with Bosch ECU modules.

Design Features That Enhance Performance

The injector incorporates several engineering refinements that set it apart from generic aftermarket parts:

• Precision Machining: The nozzle tip is machined to a tolerance of ±0.01 mm, ensuring consistent spray patterns and optimal atomization.
• Advanced Seal Technology: Dual O‑rings made from nitrile rubber provide superior sealing against high pressure and temperature variations, extending service life.
• Corrosion Resistance: The titanium or ceramic coating on the tip resists oxidation and fouling, maintaining spray integrity over thousands of operating hours.
• Thermal Management: Heat‑sinking fins integrated into the injector body help dissipate excess heat, preventing thermal degradation of internal components.

Installation & Compatibility Notes

When replacing a faulty injector with the BOSCH 0445110059, follow these guidelines to ensure optimal performance:

• Vehicle Models: Confirm that your vehicle’s engine is a 2.5 L or 2.8 L CRD common rail system, as the injector is specifically calibrated for these configurations.
• Electrical Connector: Verify that the ECU connector matches the 3‑pin configuration; if not, use an adapter supplied by Bosch.
• Seal Replacement: Replace both O‑rings during installation to avoid future leakage issues.
• Fuel System Pressure Test: After installation, perform a pressure test to confirm that the injector operates within manufacturer specifications.

Performance Benefits

Choosing an original Bosch injector like the 0445110059 delivers several tangible advantages over generic or rebuilt units:

• Improved Fuel Efficiency: Precise fuel metering reduces excess consumption, translating to lower operating costs.
• Lower Emissions: Consistent spray patterns help the engine burn fuel more cleanly, aiding compliance with stringent emission regulations.
• Enhanced Engine Longevity: The durable construction and reliable sealing reduce wear on downstream components such as valves and pistons.
• Consistent Power Delivery: Accurate injection timing ensures smooth acceleration and stable idle, especially under heavy load conditions.

Maintenance Tips for Longevity

Even the most robust injector benefits from routine care. Follow these maintenance practices to keep your BOSCH 0445110059 operating at peak performance:

• Regular Fuel System Cleaning: Use a high‑quality diesel additive or perform a fuel filter change every 10,000 km to prevent particulate buildup.
• Periodic Inspection: Check the injector for visible signs of wear or damage during scheduled maintenance intervals.
• Avoid Overheating: Ensure adequate cooling system operation; overheating can degrade seals and reduce injector lifespan.
• Use OEM Fuel: Diesel that meets manufacturer specifications prevents contamination that could impair spray quality.

Why Choose Bosch for Your Injector Needs?

Bosch is a globally recognized leader in automotive components, known for rigorous testing and adherence to the highest quality standards. The 0445110059 injector reflects this commitment:

• Certified Quality Control: Each unit undergoes pressure, temperature, and spray pattern tests before shipment.
• Global Compatibility: Designed for a broad range of Chrysler, Jeep, and LDV models worldwide, ensuring that the part fits seamlessly across markets.
• After‑Sales Support: Bosch provides detailed technical documentation and customer service to assist with installation and troubleshooting.

Conclusion

The BOSCH 0445110059 Injector is a premium component engineered for reliability, efficiency, and performance in diesel common rail engines. Its precise construction, advanced sealing technology, and proven durability make it the preferred choice for owners of Chrysler Voyager, Jeep Cherokee, LDV Maxus, and related vehicles seeking to maintain optimal engine health and fuel economy.