Audi S8 Ignition Coil Parts
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Based on industry averages you can expect to pay between $23.49 and $74.99 for a Audi S8 ignition coil.
The Audi S8 ignition coil is a component of the vehicle's ignition system. It is responsible for generating and supplying the high voltage required to ignite the air-fuel mixture in the engine's combustion chambers. The ignition coil plays a crucial role in delivering consistent and reliable sparks to ensure proper engine performance and power.
Signs of Faulty or Worn Audi S8 Ignition Coil
- Engine misfires: One of the most common signs of a faulty ignition coil is engine misfires. If you experience a noticeable loss of power, rough idling, or random misfires, it may be due to a faulty ignition coil.
- Starting issues: If you have difficulty starting your Audi S8, especially when the engine is cold, it could be a sign that the ignition coil is not functioning properly. A worn-out coil may fail to generate sufficient spark, resulting in difficulty starting the engine.
- Decreased fuel efficiency: Faulty ignition coils can lead to an inefficient combustion process, causing a decrease in fuel efficiency. This is often indicated by a drop in mileage and the need for more frequent refueling.
- Engine stalling: A worn-out or faulty ignition coil may cause the engine to stall while driving. This can be a dangerous situation, as it leads to a sudden loss of power and control over the vehicle.
- Increased emissions: When the ignition coil is malfunctioning, the combustion process becomes less efficient, resulting in increased emission levels. If you notice a significant increase in exhaust emissions or the smell of unburned fuel, it may be a sign of a faulty ignition coil.
- Illuminated Check Engine Light: A malfunctioning ignition coil can trigger the vehicle's onboard diagnostic system, causing the Check Engine Light to illuminate on the dashboard. This warning light serves as an indication that there is a problem with the ignition system or other related components.
- Poor performance: A faulty ignition coil can lead to a decrease in overall engine performance. You may experience a lack of acceleration, sluggish response, or a generally underpowered driving experience.
- Rough idle: If your Audi S8 has a rough or shaky idle, it could be a sign of a faulty ignition coil. A worn-out coil may struggle to provide the necessary spark to keep the engine running smoothly at idle.
- Difficulty in restarting: Another sign of a faulty ignition coil is trouble restarting the engine after it has been running and then turned off. If you experience issues with the engine restarting, particularly when it is warm, it may be due to a failing ignition coil.
- Ignition system failure: In severe cases, a faulty ignition coil can lead to a complete ignition system failure. This would result in the engine no longer starting or running at all.
If you suspect any issues with your Audi S8's ignition coil, it is recommended to have it diagnosed and replaced by a qualified mechanic or Audi dealership.
Replacing Audi S8 Ignition Coils
- Gather the necessary tools: You will need a set of combination wrenches, a socket wrench set, a spark plug socket, a torque wrench, dielectric grease, and new ignition coils specific to your Audi S8 model.
- Disconnect the battery: Before starting any work, it is important to disconnect the negative terminal of your car battery to prevent any electrical accidents.
- Remove engine covers: Open the hood and locate the engine covers. Depending on your Audi S8 model year, you may have one or more engine covers that need to be removed. Use a socket wrench to loosen the bolts securing the covers and carefully lift them off.
- Locate the ignition coils: Once the engine covers are removed, you will see the ignition coils attached to the top of each spark plug. The number of coils depends on the number of cylinders in your Audi S8 engine.
- Disconnect the electrical connectors: Each ignition coil has an electrical connector attached to it. Carefully disconnect the connectors by pressing down on the locking tab and pulling the connector away from the coil.
- Remove the ignition coils: Using a socket wrench or a combination wrench, remove the bolts securing each ignition coil to the engine block. Gently pull the coil upwards while twisting it slightly to release it from the spark plug.
- Replace the ignition coils: Take a new ignition coil and apply a small amount of dielectric grease to the inside of the rubber boot. This helps with the installation and ensures a good electrical connection. Align the coil with the corresponding spark plug hole and push it firmly until it seats properly.
- Secure the ignition coils: Tighten the bolts for each ignition coil using a torque wrench according to the manufacturer's specifications. Be careful not to overtighten, as this can cause damage.
- Reconnect the electrical connectors: Ensure that each electrical connector is securely attached to its corresponding coil. Listen for a click or feel for a snug fit to confirm the connection.
- Replace the engine covers: Carefully place the engine covers back over the ignition coils. Tighten the bolts with a socket wrench to secure them in place.
- Reconnect the battery: Finally, reattach the negative terminal of the car battery and ensure it is tightened securely.
- Test the ignition coils: Start the engine of your Audi S8 and check for any misfires, rough idling, or warning lights related to the ignition system. If everything appears normal, then the replacement was successful. If issues persist, consider consulting a professional mechanic for further diagnosis.
Please note that these steps are a general guideline and may vary slightly depending on the specific model year of your Audi S8. It is always recommended to consult an authorized Audi service manual or seek professional assistance if you are unsure or inexperienced with this type of repair.
Top Audi S8 Ignition Coil Brands for Sale
Beru:
Beru is a well-known and trusted ignition coil manufacturer that produces high-quality components for various automotive brands, including Audi. Their ignition coils are designed to meet the strict standards set by Audi, ensuring optimal performance and reliability. Beru ignition coils are known for their durability and efficient energy transfer, resulting in consistent combustion and improved fuel efficiency. While not branded under Audi's name, Beru ignition coils are recognized for their original equipment quality and are widely used as replacement parts.
Genuine VW/Audi:
As the name suggests, Genuine VW/Audi ignition coils are directly manufactured by or under the supervision of Volkswagen Group, the parent company of Audi. These ignition coils are specifically engineered with precise specifications and undergo rigorous testing to meet Audi's stringent quality standards. Genuine VW/Audi ignition coils are synonymous with OEM (Original Equipment Manufacturer) quality, as they are the same coils found in new Audi vehicles. While these parts are more expensive due to the branding, Audi owners can have peace of mind knowing they are getting components that adhere to the highest standards of performance and reliability.
Bremi/STI:
Bremi/STI is another reputable ignition coil manufacturer that produces components for a range of automotive applications, including Audi. Their ignition coils are known for their reliability and compatibility with Audi's engine systems. Bremi/STI ignition coils are designed to deliver consistent spark energy, promoting smooth engine operation and reliable combustion. While not branded under Audi's name, Bremi/STI ignition coils offer a cost-effective alternative to Genuine VW/Audi parts without compromising on performance or quality. These aftermarket ignition coils are often favored by Audi enthusiasts and technicians looking for reliable replacements.
In summary, all three manufacturers - Beru, Genuine VW/Audi, and Bremi/STI - provide ignition coils of high quality for Audi S8 models. Genuine VW/Audi coils offer the assurance of being produced directly by the parent company, adhering to strict standards. Beru and Bremi/STI, though not branded under Audi, are reputable aftermarket options that provide similar performance and reliability as the OEM parts at a potentially more affordable price point. It is ultimately up to the Audi owner's preference and budget to choose the ignition coil that best meets their needs.
Shop For Audi S8 Ignition Coil Anytime With AutohausAZ
When considering purchasing an Audi S8 ignition coil, there are numerous advantages to shopping at AutohausAZ. Firstly, their extensive selection ensures that you will find the perfect ignition coil for your Audi S8 model. With a wide range of options available, you can easily choose the one that fits your specific needs and preferences.
Furthermore, AutohausAZ provides high-quality ignition coils that guarantee optimal performance and durability. Their commitment to offering reliable products ensures that you can depend on the ignition coil to function efficiently, allowing your Audi S8 to run smoothly and reliably.
In addition, by shopping at AutohausAZ, you can benefit from their competitive pricing. They strive to offer cost-effective options without compromising on quality. This means that you can obtain a top-notch ignition coil for your Audi S8 at a reasonable price, providing excellent value for your money.
AutohausAZ also boasts a user-friendly online platform, making the purchasing process convenient and hassle-free. Their website allows you to easily navigate through their selection of ignition coils, enabling you to locate and purchase the one that best suits your needs with ease. This streamlined experience saves you time and effort, ensuring a smooth shopping experience.
Lastly, customer satisfaction is a priority for AutohausAZ, as they prioritize providing excellent service and support. Their knowledgeable customer service team is readily available to assist you with any inquiries or concerns that you may have. Their dedication to ensuring customer satisfaction ensures that you receive the assistance you need throughout your shopping experience.
Overall, AutohausAZ offers numerous advantages when it comes to shopping for an Audi S8 ignition coil. From their extensive selection and high-quality products to their competitive pricing and exceptional customer service, they provide a comprehensive solution for your ignition coil needs.
