Audi Q7 4L 3.0 TDI CASA Diesel Engine Oil Measure Dipstick Hose Line 059115630AA

Audi Q7 4L 3.0 TDI CASA Diesel Engine Oil Measure Dipstick Hose Line is a precision inspection component designed for diesel engines, enabling reliable reading of the operating oil level. Thanks to its original design, consistent with Audi's factory specifications, the dipstick ensures stable engine operation and helps maintain proper lubrication conditions. It is a practical solution for users who want to monitor their lubrication system in a controlled manner and reduce the risk of costly failures.

Specifications and technical data

• SKU: 059115630AA
• Mark: Audi
• Condition: Used
• OEM Part Number: 059115630AA
• Substitutable numbers: 059115630AA, 059 115 630 AA
• Fuel type: Diesel
• Category: Oil Drain Plugs, Filler Caps & Dipsticks

Purpose and function in a diesel engine

The presented oil dipstick is dedicated to diesel power units, which means it has been designed with the specific operating conditions of a diesel engine in mind – higher loads, greater pressures, and elevated oil temperatures. Correct oil level reading is crucial for protecting the turbocharger, bearings, and timing components, which is why a properly selected dipstick is an essential maintenance component. The appropriate length and shape of the measuring part allow for a clear determination of the minimum and maximum oil level range in the oil pan.

Construction and performance parameters

The oil dipstick for Audi Q7 4L 3.0 TDI CASA belongs to the group of components in the Oil drain and filler caps and dipsticks category, meaning it works directly with the engine's lubrication system. The dipstick's construction is optimized for:

• readability of oil level markings,
• stable guidance in the dipstick tube,
• resistance to contact with hot engine oil,
• easy removal and re-insertion.

This allows the user to quickly verify the oil status after parking or finishing a drive, without the need for additional tools. The precise geometry of the measuring tip reduces the risk of incorrect readings, which is particularly important in diesel engines where an oil level that is too low or too high can lead to serious damage.

Benefits of using an original Audi dipstick

Using an oil dipstick that complies with Audi's factory specifications translates into a number of practical operational benefits. The most important include:

• certainty of fitment for the guide tube in the 3.0 TDI CASA engine,
• maintenance of the correct immersion depth in the oil pan,
• consistency with service procedures provided by the manufacturer,
• the ability to perform regular, independent oil level checks without interfering with the vehicle's electronics.

In practice, this means that lubrication system maintenance becomes predictable and repeatable, and the user can easily detect concerning changes in oil consumption. This is especially important in vehicles used intensively, on long routes, or with a trailer, where the load on the diesel engine is significantly higher.

Component condition and service application

The offered oil dipstick is a used item, which in practice means it comes from disassembly and may show signs of normal wear while maintaining its measuring functionality. This type of component is often chosen as a service solution with a favorable price-to-function ratio, especially in situations where the existing dipstick has suffered mechanical damage, deformation, or has lost the readability of its markings. Replacement is a typical workshop operation that does not require specialized tools, and a correctly selected component allows for the quick restoration of oil level monitoring capabilities.

Technical support and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as drain plugs, filler caps, or additional dipsticks, check the available parts in the Audi oil drain and filler caps and dipsticks category.

To better understand how the correct oil level and an efficient cooling system affect the durability of the power unit, it is worth reading the guide on engine overheating and the operation of oil coolers: Engine cooling system – overheating, repair, and used radiators. This will make it easier for you to plan the preventive maintenance of your Audi Q7 4L 3.0 TDI CASA and reduce the risk of serious malfunctions related to improper lubrication and engine operating temperature.