Audi TT 8J A3 8P A5 8T Petrol Engine Ignition Coil 2.0 TFSI 06H905115B

Audi TT 8J A3 8P A5 8T Ignition Coil 2.0 TFSI is an original ignition system component designed for gasoline engines, ensuring stable engine operation. Thanks to its precise design and adherence to manufacturer specifications, this coil helps maintain correct combustion parameters and efficient engine starting. It's a practical solution for users who expect reliable performance and compliance with factory Audi standards.

Specifications and technical data

• SKU: 06H905115B-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 06H905115B
• Substitutable numbers: 06H905115B, 06H 905 115 B, 0 221 604 109, 0221604109
• Fuel type: Petrol
• Part type: Coil Spring
• Category: Leaf & Coil Springs

Purpose and Compatibility

The ignition coil is dedicated to popular Audi models such as TT 8J, A3 8P, and A5 8T with the 2.0 TFSI engine powered by gasoline. Using a component that complies with factory requirements translates to proper interaction with the engine electronics, correct ignition timing, and smooth operation across all cylinders.

This item originates from the Leaf and spring suspension group, but functionally serves as a key ignition subsystem responsible for generating high voltage for the spark plugs. This is particularly important in modern TFSI engines, where a stable spark directly impacts performance and refinement.

Technical Characteristics and Role in the Ignition System

The ignition coil in the 2.0 TFSI engine operates under demanding thermal and electrical conditions, so its construction must ensure resistance to high temperatures and repetitive load cycles. A properly selected component:

• provides the correct voltage for the spark plugs across the entire RPM range,
• reduces the risk of misfires and jerking during acceleration,
• supports smooth engine idling,
• allows for maintaining factory combustion parameters of the fuel-air mixture.

Using an original coil in a TFSI gasoline engine helps maintain proper dynamics, as well as reduce unwanted vibrations and power drops resulting from an unstable spark.

Component Condition and Service Application

The offered ignition coil is a used part, making it a sensible choice for routine maintenance or repair of the ignition system in Audi vehicles with a 2.0 TFSI engine. Such components are often replaced when symptoms like uneven cold running, occasional misfires, or reduced engine responsiveness occur.

Coil replacement is a typical service operation that, with proper installation, quickly restores correct engine operating parameters. By adhering to manufacturer standards, the component works well with the factory engine control unit and other ignition system sub-assemblies.

Benefits of Using an Original Audi Coil

Selecting the correct ignition coil for a TFSI gasoline engine translates into a number of practical benefits:

• Stable Engine Operation – reduced misfires and jerking under load.
• Improved Throttle Response – a correctly matched spark supports dynamic acceleration.
• Compatibility with Factory Electronics – proper interaction with sensors and the engine control unit.
• Relatively quick diagnostics and replacement during subsequent inspections.

For users who want to keep their car performing close to factory specifications, using an original coil is a technically safe and predictable operational solution.

Expanding Service for Audi Suspension

If you are planning a comprehensive repair or upgrade of the suspension area in your Audi and need other parts from the same group, such as leaf springs, coil springs, or additional suspension components, check the available parts in the Audi Leaf and Spring Suspension category.

More About Using Used Parts

If you are interested in the broader context of using dismantled components for modifications and repairs, it's worth familiarizing yourself with practical tips on tuning and selecting used OEM parts. You can find inspiring information in the article Emotion and Design – Visual and Mechanical Tuning of a Seat Using Dismantled Components, which shows how to consciously use proven parts in service and modernization projects.