Mercedes W204 W212 Oil Dipstick OM642 Diesel Engine Guide Tube Pipe A6420101166

Mercedes W204 W212 Oil Dipstick Tube OM642 is a precise component in the Oil Drain and Filler Plugs and Dipsticks category, designed for diesel engines. It ensures a reliable oil level reading, which is crucial for the durability of the powertrain and operational safety. This is a practical solution for users who want to maintain the lubrication system in proper condition without unnecessary complications.

Specifications and technical data

• SKU: A6420101166
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420101166
• Substitutable numbers: A6420101166, A 642 010 11 66
• Fuel type: Diesel
• Category: Oil Drain Plugs, Filler Caps & Dipsticks

Purpose and Function in a Diesel Engine

The oil dipstick tube for measuring oil level in the OM642 diesel engine is responsible for guiding the dipstick and providing stable, repeatable indications of the lubricant level. Correct readings are particularly important in diesel engines, where thermal and mechanical loads are higher than in gasoline engines. Thanks to this component, the driver can continuously monitor the oil quantity, reducing the risk of operating with too low a lubrication level.

This type of solution is factory-fitted in many Mercedes models, which facilitates servicing and ensures compliance with manufacturer recommendations. The stable geometry of the tube ensures repeatable dipstick immersion, thus ensuring measurement reliability under various operating conditions.

Construction and User Features

The component is designed as an integral part of the lubrication system, taking into account dipstick guidance, sealing, and resistance to engine oil temperature. The tube's construction allows for convenient access from the engine bay, facilitating daily vehicle maintenance. The appropriately selected shape minimizes the risk of rubbing against adjacent components and facilitates installation in factory mounting points.

The oil level dipstick that works with this tube allows for a quick check of the oil status without the need for additional tools. Clear markings on the dipstick allow for an assessment of whether the level is within the safe range, which is particularly important during intensive use or long journeys.

Benefits of Using an Original Dipstick Tube

Using a dedicated dipstick tube in a diesel engine offers a range of practical benefits:

• more reliable oil level control and reduced risk of engine under-lubrication,
• compliance with the original lubrication system design,
• easier diagnosis of potential problems with excessive oil consumption,
• simpler servicing due to the predictable dipstick position.

For users who care about regular maintenance, a functional oil level dipstick tube is one of the basic elements of daily vehicle technical condition checks. This is especially important in diesel-powered cars, where the oil operates under heavy load.

Condition, Fitment, and Service Application

The offered component comes from a Mercedes vehicle and is intended for diesel engines. As a used part, it is a sensible choice for drivers and workshops looking for a factory solution at a more favorable price than a new component. Original fitment to the lubrication system facilitates installation and reduces the risk of compatibility issues.

The dipstick tube is suitable for both standard replacement of a damaged part and during major engine repairs when it is necessary to restore the full functionality of the lubrication system. It is a practical choice for users who want to maintain consistency with the vehicle's factory specifications.

Related Components and Technical Knowledge

When working on the lubrication system and checking oil levels, it is also worth paying attention to the condition of the cooling system, which directly affects the oil operating temperature and engine life. More information on the impact of temperature on powertrain durability can be found in the article: Engine Cooling System – Overheating, Repair, and Used Radiators.

If you are looking for other components from the Oil Drain and Filler Plugs and Dipsticks category dedicated to this brand, check the Mercedes Oil Drain and Filler Plugs and Dipsticks available in our store to select components that match your vehicle's design.