Mercedes W213 S213 OM654 E220 E300 CDI Diesel Fuel Injector A6540700187

Mercedes W213 S213 OM654 Injector Nozzle is an original injector nozzle designed for Mercedes diesel engines from the OM654 family, used in W213 and S213 models. The part comes from a dismantled vehicle, allowing for an economical yet precise repair of the fuel system in modern diesel units.

Specifications and technical data

• SKU: A6540700187
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6540700187
• Substitutable numbers: A6540700187, A 654 070 01 87, KZ
• Fuel type: Diesel
• Category: Fuel Injectors

Application and Technical Characteristics

The presented injector for OM654 diesel engine operates within a common rail system, responsible for precise high-pressure fuel delivery. A correctly selected injector nozzle is crucial for:

• stable engine operation across the entire RPM range,
• maintaining proper combustion of the fuel-air mixture,
• reducing smoke and noise characteristic of diesel engines,
• preserving the factory performance and running smoothness of the OM654 engine.

The injection system in modern Mercedes vehicles is sensitive to component quality, which is why using an original injector nozzle from the same parts family helps maintain operating parameters in line with the manufacturer's specifications.

Benefits of Using an Original Injector Nozzle

Choosing the right injector directly impacts the durability and safety of diesel engine operation. Using the presented part ensures, among other things:

• proper fuel atomization in the combustion chamber, promoting uniform mixture ignition,
• better control of diesel fuel consumption through precise dosing,
• reduced risk of piston and valve overheating resulting from improper injection,
• easier cold starts and stable idle speeds.

For OM654 units, a properly functioning injector nozzle is particularly important due to advanced exhaust gas aftertreatment systems – incorrect injection can accelerate the clogging of the particulate filter and generate engine control unit errors.

Condition, Origin, and Part Selection

The offered injector for Mercedes W213 / S213 is a used part, sourced from a dismantled vehicle. This type of OEM part is a good choice in situations where:

• a quick repair of the injection system is necessary while maintaining reasonable costs,
• you want to preserve the original specification of the OM654 engine's fuel system,
• you want to avoid compatibility issues typical of low-quality aftermarket parts.

Prior to installation, it is recommended to verify compatibility with the specific engine version and perform professional diagnostics of the injection system to confirm that the replacement is for the correct part.

Diesel Injection System Diagnostics and Prevention

An improperly functioning injector nozzle can cause a range of symptoms: uneven engine operation, power loss, increased fuel consumption, or exhaust smoke. To better understand the symptoms and consequences of neglect, it is worth reading the article Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails, which discusses common problems, diagnostic methods, and recommended service procedures.

Other Mercedes Injector Nozzles

If you are looking for other Mercedes injector nozzles for different engine versions or models of this brand, check out our dedicated category: Mercedes injector nozzles. This will allow you to easily compare available parts and select the right nozzle for your specific vehicle's injection system.