Mercedes-Benz A M Class W169 ML W163 Engine Oil Filler Cap Cover A0000101285

Mercedes W169 ML W163 Oil Plug A0000101285 is an original part from the Oil Drain and Filler Plugs and Dipsticks category, designed for use in selected Mercedes compact and SUV models. A used oil plug ensures factory-matched thread and sealing, which translates to safe lubrication system operation and reduced risk of leaks. This is a practical solution for users looking for parts with proven mounting geometry and preserved functionality.

Specifications and technical data

• SKU: A0000100301
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0000101285
• Substitutable numbers: A0000101285, A 000 010 12 85, A0000100301, A 000 010 03 01, EM
• Category: Oil Drain Plugs, Filler Caps & Dipsticks

Purpose and Function of the Oil Plug

The oil plug in an engine is responsible for securely closing the drain or filler opening, which is crucial for maintaining the correct lubricant level. For Mercedes W169 and ML W163 models, proper fitment of the plug to the oil pan or filler neck is important for both operation and engine safety.

The original Mercedes plug is designed to work with the factory lubrication system, maintaining the correct thread geometry, sealing surface, and space for the seal. This minimizes the risk of leaks that could lead to oil loss and potential engine damage.

Construction and Technical Features

This item belongs to the Oil Drain and Filler Plugs and Dipsticks group, meaning it is designed to operate in engine oil environments and varying temperatures. The construction includes:

• appropriately selected body material, adapted for contact with oil and mechanical loads,
• precisely manufactured thread, ensuring stable tightening in the socket,
• a sealing surface prepared for cooperation with a gasket,
• a shape that facilitates service handling with standard workshop tools.

This type of construction allows for repeatable installation and removal during oil changes, without excessive wear of the oil pan thread or housing.

Benefits of Using an Original Mercedes Plug

Using an oil plug from the Mercedes range offers a number of practical advantages in daily operation:

• Factory Fitment – the plug has been developed specifically for selected powertrains, which reduces the risk of thread or sealing issues.
• Stable Lubrication System Operation – a correctly chosen part helps maintain system tightness, contributing to the proper oil level.
• Hassle-Free Service – the plug's design is adapted for regular oil changes, making work easier in both workshop conditions and for DIY servicing.
• Compatibility with Other System Components – the original design considers cooperation with the oil pan, seal, and engine accessories.

Condition and Practical Application

The offered oil plug is a used part, which means it has been in use in a vehicle but retains the functionality necessary for further use. This is a sensible choice for drivers who want to restore the lubrication system's efficiency while maintaining a favorable cost-to-quality ratio, without compromising on the original manufacturer's design.

A functional oil plug is particularly important for protecting the engine from lubricant loss, as well as during regular oil changes when the part is repeatedly unscrewed and tightened. A correctly chosen component helps reduce the risk of damaging the oil pan thread and uncontrolled leaks while driving.

Related Parts and Technical Knowledge

If you are looking for other Mercedes Oil Drain and Filler Plugs and Dipsticks, check out the Mercedes Oil Drain and Filler Plugs and Dipsticks available in our store to select parts matched to your specific model and engine version.

For a more comprehensive understanding of how the lubrication and cooling systems affect engine durability, it is worth reading the technical guide on overheating and the operation of oil coolers – you can find it here: Engine Cooling System – Overheating, Repair, and Used Coolers. This is a practical addition to your knowledge when planning comprehensive engine service for Mercedes vehicles.