Skoda Octavia 1Z Engine Ignition Coil Spark Plug 1.8 TFSI CDAA 06H905115A

Skoda Octavia 1Z Engine Ignition Coil Spark Plug 1.8 TFSI CDAA is a factory ignition system component from the Ignition coils group, designed for gasoline engines with direct injection. It offers stable high-voltage generation, which translates into smooth engine operation, reliable mixture ignition, and more efficient utilization of the 1.8 TFSI engine's potential.

Specifications and technical data

• SKU: 06H905115A
• Mark: Skoda
• Condition: Used
• OEM Part Number: 06H905115A
• Substitutable numbers: 06H905115A, 06H 905 115 A, 06H 905 115 B, 06H905115B, 07K 905 715 G, 07K905715G
• Part type: Ignition Coil
• Category: Ignition Coils

Purpose and function in the ignition system

The presented ignition coil is designed as an OEM component for 1.8 TFSI CDAA engines used in the Skoda Octavia 1Z generation. Its task is to convert low voltage from the vehicle's electrical system into the high voltage necessary for the spark to jump at the spark plug, which is crucial for the proper combustion of the air-fuel mixture.

Using an original coil in this engine allows for maintaining factory operating parameters, reducing the risk of misfires, and improving the engine's performance across the entire rev range.

Construction and fitment for the 1.8 TFSI CDAA engine

The coil is structurally matched to the spark plug wells in the 1.8 TFSI engine cylinder head, ensuring proper sealing and stable seating. The electrical connector is adapted to the factory ignition wiring harness of the Skoda, which facilitates installation and eliminates the need for modifications.

The "coil-on-plug" solution allows for precise ignition control in each cylinder, and the use of original winding geometry and insulation supports proper cooperation with the factory engine control unit.

Benefits of using an original Skoda coil

Using this ignition coil in the 1.8 TFSI CDAA engine provides a number of practical operational benefits:

• maintaining ignition parameters in accordance with the engine manufacturer's specifications,
• reducing the risk of jerking, misfires, and power loss,
• better stability at idle and under load,
• proper cooperation with the vehicle's diagnostic systems.

For users who want to keep their car in a technical condition as close to the factory state as possible, choosing an original Skoda ignition coil is a safe and predictable solution in terms of performance parameters.

Characteristics of the used part

The offered coil is in used condition, which is an attractive cost-effective alternative to new replacements, especially in the case of older Skoda Octavia 1Z models. A component of this type, coming from factory production, often maintains better compatibility with the engine control unit requirements than cheap, low-quality replacements.

If you are considering whether a new replacement or a proven factory part from the secondary market is a better choice for an older car, it is worth reading a broader discussion on this topic in the article The myth of the ideal new part – why a used factory part is the only reasonable choice for older cars.

Support with selection and other Skoda ignition coils

Before purchasing, it is recommended to compare the markings with your current coil and verify compatibility with the specific engine version and vehicle year to ensure full compatibility with the ignition system. In case of doubt, it is worth consulting a mechanic or a specialist dealing with Skoda vehicles.

If you are planning a comprehensive repair or upgrade of the engine area in your Skoda and need other components from the same group, such as individual coils, sets of coils, or dedicated ignition modules, check the available parts in the Skoda ignition coils category.