Audi A6 C7 Q7 4L Engine Exhaust Outlet Camshaft 3.0 TDI CRCA 059109022DB

Audi A6 C7 Q7 4L Engine Exhaust Outlet Camshaft 3.0 TDI CRCA is a precision timing system component designed for Audi 3.0 TDI diesel engines. It is responsible for the precise control of exhaust valve opening phases, which translates into stable engine operation, correct performance, and proper exhaust emissions. Thanks to the preservation of the factory camshaft geometry, this is a particularly beneficial solution for professional repairs and timing system service.

Specifications and technical data

• SKU: 059109022DB
• Mark: Audi
• Condition: Used
• OEM Part Number: 059109022DB
• Substitutable numbers: 059109022DB, 059 109 022 DB
• Fuel type: Diesel
• Category: Camshafts

Purpose and role in the 3.0 TDI engine

The presented exhaust camshaft has been designed to work with the 3.0 TDI Diesel engine in Audi A6 C7 and Audi Q7 4L models with the engine code CRCA. This component is responsible for synchronizing the operation of the exhaust valves with the position of the pistons, which is crucial for:

• maintaining proper cylinder filling and scavenging,
• stable operation at idle and under load,
• correct combustion of the mixture in the diesel engine,
• maintaining factory power and torque parameters.

A properly selected exhaust camshaft helps reduce the risk of uneven engine operation, performance drops, or exhaust emission issues, which is particularly important in modern turbodiesel units.

Benefits of using an original camshaft

Using an original camshaft in an Audi timing system provides a number of practical service benefits. The component retains factory cam profiles, ensuring that:

• the opening time and lift of the exhaust valves remain in accordance with the manufacturer's specifications,
• control of the turbocharger and exhaust system operation occurs in a predictable, repeatable manner,
• the engine maintains the refinement typical of 3.0 TDI CRCA units.

In the case of repairs after a timing failure or for vehicles with higher mileage, replacing the camshaft with an original used component is often a favorable compromise between cost and durability, especially in vehicles used intensively.

Characteristics of the used component

The offered exhaust camshaft comes from disassembly, which means it is a used original component. This type of part, when properly verified, allows for maintaining the high quality of workmanship characteristic of factory Audi components while reducing repair costs. In practice, this means:

• preservation of the original hardness of the cam working surfaces,
• factory fitment to the cylinder head and other timing components,
• no need for adaptation or structural modifications.

Before installation, it is recommended to perform a standard inspection of the condition of the working surfaces and mating parts (tappets, rocker arms, bearings) to ensure long-term and trouble-free operation of the system.

Professional installation and part selection

When replacing the exhaust camshaft in a 3.0 TDI CRCA engine, it is particularly important to maintain correct timing settings and use appropriate locking tools. In service practice, camshaft replacement is often combined with the inspection or replacement of other timing components, which helps reduce the risk of needing to perform further work in this area of the engine.

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 additional camshafts, valve rocker arms, or hydraulic tappets, check the available parts in the Audi Camshafts category.

Timing in diesel engines and the selection of used parts

The timing system in modern diesel units, such as the 3.0 TDI, operates under high loads, which is why the selection of appropriate components has a direct impact on the durability of the entire engine. In many cases, the use of verified used parts is a reasonable alternative to new components, especially in vehicles with higher mileage or for budget-conscious repairs.

For a broader context regarding the operation and repair of timing systems in diesel engines, it is worth reading the guide on our blog: BMW N47 Timing Chain – typical failure and repair using original BMW parts. The article discusses typical symptoms of wear, repair costs, and practical aspects of using used parts, which are also helpful when planning timing service in other Diesel units.