Oil Dipstick Mercedes W205 X253 OM651 Diesel Engine Guide Tube A6510106822

Oil Dipstick Mercedes W205 X253 OM651 Diesel Engine Guide Tube is a precision inspection component for the lubrication system, designed specifically for OM651 diesel units in C-Class and GLC models. It enables quick, mechanical verification of the oil level, which supports safe diesel engine operation and reduces the risk of running with oil levels that are too low or too high. This is a practical service solution for users who expect repeatable, predictable performance parameters from their Mercedes.

Specifications and technical data

• SKU: A6510106822
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510106822
• Substitutable numbers: A6510106822, A 651 010 68 22
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and function in the lubrication system

The oil dipstick in the OM651 engine plays a key role in the daily maintenance of the power unit. It allows for:

• manual oil level control independent of electronic readings,
• verification of the oil level after a service change,
• quick assessment of potential irregularities (excessive loss or increase in level).

In diesel engines, precise oil level control is of particular importance due to high thermal and mechanical loads. The dipstick is an auxiliary component, but it directly influences the ability to maintain proper operating conditions for the power unit.

Design and compatibility with the OM651 engine

This oil dipstick has been designed to work with the lubrication system of the OM651 diesel engine used in, among others, the Mercedes C-Class (W205) and the GLC SUV (X253). The appropriately selected working length and shape of the measuring tip ensure:

• proper positioning in the guide channel in the engine block,
• a clear oil level reading within the minimum to maximum range,
• stable seating in the guide tube, reducing the risk of leaks.

Thanks to this, the oil level reading is repeatable, and the user can easily verify whether the amount of lubricant is within the recommended operating range.

Application in diesel engines

The product is intended for power units fueled by Diesel, where the lubrication system operates under high load and requires regular inspection. In this type of engine, the oil dipstick is particularly useful in situations of:

• intensive urban use with frequent starts,
• long-term highway driving under constant, high load,
• operation in variable temperature conditions.

Regular use of the oil dipstick allows for faster detection of deviations from the norm and prevents potential damage resulting from insufficient lubrication.

Product characteristics and condition

The dipstick belongs to the group of elements defined as Lines, hoses, and tubes, which are components related to the routing and monitoring of operating fluids. The product is offered as a used part, meaning it comes from disassembly but retains the functionality necessary for further use in the vehicle. For many users, this is a sensible service choice, allowing for the restoration of full oil level monitoring capabilities while maintaining a favorable cost-to-functionality ratio.

Technical support and additional information

In the case of OM651 engines, where care for the lubrication system and accessories is particularly important, it is worth expanding your knowledge on service prevention. Practical tips regarding the operation of Mercedes C-Class and E-Class units, including recommendations for diesel engines, can be found in the article: Reliability under the star sign – how to take care of engine accessories in popular Mercedes-Benz C-Class and E-Class models?.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as oil lines, cooling system hoses, or breather tubes, check the available parts in the category Mercedes lines, hoses, and tubes.