Mercedes-Benz W203 C 180 200 K 230 M111 Guide Tube Oil Dipstick A1110101466

Mercedes-Benz W203 C 180 200 K 230 M111 Guide Tube Oil Dipstick is a precision component of the lubrication system that allows for quick and reliable engine oil level checks. Thanks to the use of the manufacturer's original solution, oil level monitoring is performed in a repeatable and safe manner, which directly impacts the durability of the power unit. A used component of this type is a practical choice for servicing or replacing a damaged dipstick in M111 family engines.

Specifications and technical data

• SKU: A1110101466
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6110100466
• Substitutable numbers: A1110101466, A 111 010 146 6, A1110101172, A 111 010 11 72
• Category: Other Engine Parts

Purpose and function in the M111 engine

The dipstick – oil level indicator for the M111 engine used in Mercedes W203 models is responsible for accurate reading of the lubricant quantity in the oil pan. A properly functioning dipstick allows you to:

• monitor the operating oil level on an ongoing basis,
• avoid engine operation with insufficient lubrication,
• detect excessive oil consumption during operation,
• maintain stable operating conditions for the power unit.

In the case of turbocharged engines, such as the Kompressor versions, regular oil level checks using a functional dipstick are of particular importance for protecting components operating under increased loads.

Construction and functional features

The oil dipstick in this version is designed as a component matched to the guide tube in the M111 engine block, which ensures repeatable positioning of the measuring tip and a reliable reading. Characteristic functional features include:

• clear markings for the minimum and maximum oil level range,
• a design adapted to the specific geometry of the oil pan in M111 units,
• a handle that allows for convenient removal of the dipstick from the engine bay.

Due to the preservation of the original geometry of the component, no additional calibration is required after installation – the oil level reading is consistent with the manufacturer's specifications.

Service application and benefits of installation

Replacing the oil dipstick is recommended in situations where the existing component has suffered mechanical damage, deformation, or has lost the legibility of its markings. Installing the presented dipstick allows you to:

• restore full functionality of oil level monitoring,
• minimize the risk of incorrect readings and potential overfilling or underfilling of oil,
• maintain compliance with the factory lubrication system specifications.

A used original component is often a beneficial solution for vehicles used on a daily basis, where technical efficiency and compatibility with the factory system are important, while maintaining reasonable service costs.

Matching by numbers and compatibility with Mercedes

The dipstick is assigned to a specific manufacturer reference, which facilitates verification of compatibility with a given engine and vehicle year. Before purchasing, it is worth comparing the markings with service documentation or the existing component to ensure a perfect fit. Relying on catalog numbers helps avoid problems with the length of the dipstick or the geometry of the guide in the engine block.

Expanding knowledge and selecting parts

If you are interested in a broader context of power unit operation, lubrication systems, and structural differences between standard and sports versions, it is worth reading an analysis of engine construction and components in sports models – this is discussed in detail in the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how the selection of appropriate components affects the durability and operating characteristics of the drive.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as oil level indicators, filler caps, or small service accessories, check out the available parts in the Other Mercedes category.