Audi S3 8P A1 A3 A4 A4L A8 Q5 Q3 R8 RS3 RS4 Ignition Coil 2.0 TFSI 07K905715F

Audi S3 8P A1 A3 A4 A4L A8 Q5 Q3 R8 RS3 RS4 Ignition Coil 2.0 TFSI is an original component from the Ignition coils group, designed for TFSI petrol engine ignition systems in Audi compact, mid-size, and sports models. The OEM design ensures a proper fit to the cylinder head, stable operation under load, and correct interaction with the factory engine control unit.

Specifications and technical data

• SKU: 07K905715F-4
• Mark: Audi
• Condition: Used
• OEM Part Number: 07K905715F
• Substitutable numbers: 07K905715F, 07K 905 715 F, 07K 905 715 G, 07K905715G
• Part type: Ignition Coil
• Category: Ignition Coils

Purpose and compatibility

The presented ignition coil is designed for 2.0 TFSI units used in a wide range of Audi models, from the city A1 and compact A3, through the A4 and A4L, to the luxury A8 and the Q3 and Q5 SUVs. The application also includes high-performance versions such as the Audi S3 8P, RS3, RS4, and R8, where a stable spark under high load is crucial for the engine's dynamics and refinement. Thanks to its OEM design, the coil works with factory electrical harnesses and controllers, which reduces the risk of ignition errors and OBD diagnostic issues. This is a solution dedicated to users who expect to maintain the factory performance parameters of the power unit.

Construction and functional parameters

The coil belongs to the group of individual components mounted directly on the spark plug (coil-on-plug system). This architecture:

• reduces energy losses on high-voltage cables,
• ensures precise spark control for each cylinder,
• facilitates the diagnosis of faults in a single ignition circuit. The coil housing is adapted to operate in the elevated temperature of the engine compartment and to withstand vibrations typical of turbocharged units. The electrical connector has a standardized geometry, which enables a secure connection with the harness and minimizes the risk of ignition misfires during acceleration.

Application in 2.0 TFSI engines

The 2.0 TFSI engines used in Audi vehicles are characterized by high boost pressure and precise mixture control. In such conditions, a functional ignition coil is key to:

• maintaining a stable spark under high load and at high RPM,
• limiting misfires that can lead to power loss,
• reducing the risk of catalytic converter damage caused by unburned fuel. Replacing a worn coil with an original Audi component allows for the restoration of correct ignition characteristics, which translates into smoother engine operation, better throttle response, and more stable idle speed.

Performance characteristics and installation

The offered coil comes from the Audi parts group and is a component adapted for service installation. The plug-and-play design allows for replacement in workshop conditions without the need for electrical or mechanical modifications. In practice, this involves removing covers, disconnecting the connector, removing the old coil, and seating the new one in the spark plug well. The product is classified as used, which allows for an economical repair of the ignition system while maintaining the manufacturer's original specifications. This solution is particularly beneficial when simultaneously replacing several coils in multi-cylinder engines, where the cost of new components would be significantly higher.

Selection support and additional information

The component has an assigned OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in service catalogs and diagnostic systems. In case of doubt, it is worth comparing the markings on the old coil with the data in the product's technical specification. 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 coils, ignition control modules, or power harnesses, check the available parts in the Audi ignition coils category. When making a decision about using used parts in the ignition system and other sub-assemblies, a service guide may be helpful – you can find more practical tips in the article about car repairs using used auto parts.