Mercedes S W220 OM646 Engine Oil Pan Scavenging Guide Pipe Tube A6480180116

Mercedes S W220 OM646 Engine Oil Pan Scavenging Guide Pipe Tube is a specialized lubrication system component, belonging to the Lines, hoses and pipes group, designed for use in Mercedes engines. It is responsible for the efficient suction of oil from the oil pan to the pump, which has a direct impact on the durability of the power unit and stable engine operating conditions.

Specifications and technical data

• SKU: A6480180116
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6480180116
• Substitutable numbers: A6480180116, A 648 018 01 16, BG
• Category: Hoses, Lines & Pipes

Function and importance of the oil suction pipe

The oil suction pipe in the S W220 model operates in the immediate vicinity of the oil pan and oil pump, creating a sealed flow channel for the lubricant. A correctly selected and functional component ensures:

• stable oil pressure across the entire engine speed range,
• continuous lubrication of critical components,
• reduced risk of bearing seizure and excessive mechanical wear.

For Mercedes power units, maintaining the appropriate efficiency of the lubrication system is particularly important, which is why using a dedicated oil suction pipe is a technically safe and predictable solution.

Construction and fitment for Mercedes S W220

The presented Mercedes S W220 OM646 Engine Oil Pan Scavenging Guide Pipe Tube has been designed for the specific structural solutions of this model. This ensures proper:

• routing of the oil channel in relation to the oil pan and pump,
• placement of mounting points to the engine block or other engine components,
• geometry of the ends ensuring a tight connection with the lubrication system.

As a result, installation is predictable, without the need for modifications or adjustments to the component, which is important for both workshops and users servicing the vehicle themselves.

Characteristics of the used component

The offered pipe belongs to the group of used parts, which allows for economical repair while maintaining the original design specifications. In practice, this means:

• preservation of the factory oil flow geometry,
• possibility of installation in place of a worn or damaged component without interfering with other sub-assemblies,
• attractive cost-to-functionality ratio compared to non-original replacements.

Before installation, it is recommended to perform a standard inspection of the flow channels and sealing surfaces so that the lubrication system in the Mercedes S W220 operates under stable service conditions.

Application in the lubrication system and service recommendations

Replacement of the oil suction pipe is particularly recommended during:

• overhaul of the lower part of the engine,
• detected oil pressure problems,
• mechanical damage to the oil pan or oil pump.

Connecting this component with other lubrication system parts should be performed in accordance with the manufacturer's service procedures, using appropriate seals and tightening torques. This allows for maintaining uniform lubrication of all engine components in the Mercedes S W220.

System expansion – related components and technical knowledge

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 return lines, lubrication system hoses, or medium supply pipes, check the available parts in the Mercedes lines, hoses and pipes category.

For larger service works within the power unit, it is also worth paying attention to the condition of the accessories, including components responsible for powering the electrical system. To better plan your repair and assess the cost-effectiveness of using used parts, you can use the practical tips contained in the article When is it worth replacing an alternator with a used one: a practical guide for drivers.