Audi A4 B9 A5 F5 1.4 TFSI Petrol Bare Engine CVNA 150HP with 49k miles, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

Audi A4 B9 A5 F5 1.4 TFSI Petrol Bare Engine CVNA 150HP with 49k miles, WARRANTY is an original, used engine block from the TFSI family, designed for modern mid-size Audi models. The unit with the CVNA code provides a solid foundation for a professional powertrain replacement, maintaining factory performance characteristics and compatibility with the vehicle's electronics. By retaining the OEM design, this bare engine block allows for precise powertrain rebuilding using existing accessories.

Specifications and technical data

• SKU: 04E100033N
• Mark: Audi
• Condition: Used
• OEM Part Number: 04E100033N
• Substitutable numbers: 04E100033N, 04E 100 033 N
• Fuel type: Petrol
• Gearbox type: Automatic
• Number of cylinders: 4
• Category: Engines
• Engine code: CVNA
• Mileage: 49 000

Characteristics of the CVNA 1.4 TFSI unit

The presented block belongs to the Engines category and represents a modern TFSI petrol design with 150 HP, used in the Audi A4 B9 generation and Audi A5 F5. The four-cylinder layout ensures a balanced combination of dynamics and economy, while direct petrol injection and turbocharging (characteristic of the TFSI family) enable efficient acceleration while maintaining reasonable fuel consumption. The CVNA code is widely used in the Audi range, which facilitates the selection of accessories and integration with factory controls.

Purpose and compatibility

The engine was designed to work with an automatic transmission, which is important when planning a complete powertrain repair. As a bare block, it serves as a base for transferring accessories from the previous unit – the head accessories, fuel injection system, turbocharger, manifolds, wiring harnesses, and other auxiliary components. Thanks to the preservation of the original mounting architecture, the block and head maintain factory mounting points, which facilitates workshop work and reduces the risk of fitment issues.

Condition, mileage, and operational potential

The unit is used, with documented mileage, which allows for a realistic assessment of its potential for further operation. Low mileage combined with the TFSI design favors the use of this block both as a replacement after a failure and as an element for a major powertrain overhaul. The four-cylinder system runs smoothly, and proper maintenance after installation (fresh oil, filters, cooling system check) allows for trouble-free use in daily driving.

Application in Audi A4 B9 and A5 F5

The CVNA 1.4 TFSI engine is used in modern Audi A4 B9 and Audi A5 F5 models, where it is responsible for efficient, comfortable acceleration and smooth cooperation with the automatic transmission. Replacing it with an original block from the same family allows for maintaining factory performance parameters, correct communication with control modules, and compliance with factory engine control unit maps. This solution is particularly beneficial for users who want to avoid modifications to the electrical and mechanical installation.

Why choose a used engine block

Choosing a used block from the TFSI family is a reasonable compromise between cost and quality. You receive an original Audi design, maintaining full control over further accessory rebuilding and service. For conscious users and workshops, this is a way to perform an economical yet technically correct repair without the need to invest in a complete new powertrain unit.

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 blocks, heads, or complete powertrain units, check the available parts in the Audi Engines category.

For a better understanding of the cost-effectiveness of purchasing a used block and the procedures for selection by VIN and OEM numbers, it is worth reading our expert guide: Why it is worth buying used transmissions and engines – facts instead of myths. The article discusses, among other things, cost differences, common myths, and practical tips for workshops and individual customers.