Mercedes Vito W639 Sprinter W906 Diesel OM646 Fuel Injector A6460701487

Mercedes Vito W639 Sprinter W906 Diesel OM646 Fuel Injector Nozzle is an original injector nozzle designed for diesel engines used in popular Mercedes commercial vehicle models. This part comes from a dismantled vehicle, allowing for an economical yet technically sound repair of the fuel system in commercial vehicles.

Specifications and technical data

• SKU: A6460701487-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6460701487
• Substitutable numbers: A6460701487, A 646 070 14 87
• Fuel type: Diesel
• Category: Fuel Injectors

Application in OM646 Engine and Compatibility

The injector nozzle for Mercedes Vito W639 and Sprinter W906 operates within the common rail system of the OM646 engine, responsible for precise diesel fuel metering into the combustion chamber. A correctly selected injector is crucial for:

• stable operation of the diesel unit across the full RPM range,
• maintaining correct pressure in the common rail,
• reducing smoke and power loss under load,
• achieving optimal fuel consumption in both urban and long-distance driving.

The component is designed for Diesel fuel systems, ensuring compatibility with the factory configuration of the OM646 unit used in Mercedes commercial vehicles.

Technical Characteristics of the Injector Nozzle

The offered nozzle belongs to the category of Injector Nozzles, which are precise end components of fuel injection. In a common rail system, it is responsible for:

• forming the correct fuel spray pattern in the combustion chamber,
• controlling the amount of diesel injected during individual phases of the operating cycle,
• maintaining even operation of all cylinders, which contributes to engine smoothness.

Due to its design, a properly functioning injector nozzle directly impacts exhaust emissions, vehicle dynamics, and driving comfort, especially in vehicles used for intensive fleet operations.

Condition, Origin, and Benefits of Using a Used Part

The fuel injector is offered as a used part, sourced from an original Mercedes fuel system. This type of component allows for:

• reduced repair costs compared to brand-new parts,
• maintaining the original manufacturer's specifications in terms of construction and operating parameters,
• preserving the integrity of the injection system in professionally operated vehicles.

Choosing an original, used injector nozzle is particularly beneficial for routine repairs where both correct engine operation and budget control are important.

Operation, Diagnostics, and Prevention for the Injection System

A properly functioning fuel injector is essential for the durability of a diesel engine. Symptoms such as starting difficulties, rough idling, power loss, or increased smoke may indicate wear of the injector nozzles. To gain a deeper understanding of common injection system problems, it is recommended to read the article Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails, which discusses symptoms, consequences, and diagnostic methods.

Other Mercedes Injector Nozzles

If you are looking for other Mercedes injector nozzles, check out the Mercedes injector nozzles available in our assortment to select the part suitable for your specific engine version and vehicle model.