Audi A4 Knock Sensors
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand Standard Fitting Position Rear Housing Colour Blue Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own Brand -
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In Stock
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand bosch Please select your preferred brand or option-
GoldOriginal Equipment quality product from an Original Equipment Supplier
GoldOriginal Equipment quality product from an Original Equipment SupplierHome DeliveryAdd to BasketThis part is in stock for Home Delivery -
Understanding the Importance of Knock Sensors in Your Audi A4
The Audi A4 is renowned for its blend of performance and sophistication. An integral component ensuring the smooth operation of your vehicle's engine is the knock sensor. This sensor plays a critical role in your car's sensor system, safeguarding the engine from damage that can occur due to knocking or pinging. Located within the electrical lighting and sensors category, the knock sensor detects vibrations caused by engine detonation and informs the ECU (Engine Control Unit), which then adjusts the ignition timing to prevent potential damage.
Choosing the Right Knock Sensor for Your Audi A4
When it comes to maintaining the health of your Audi A4's engine, choosing the right knock sensor is crucial. A malfunctioning sensor can lead to decreased fuel efficiency, increased emissions, and even severe engine damage. It is important to select a high-quality knock sensor that is compatible with your specific Audi A4 model to ensure optimal performance and longevity of your vehicle.
Signs of a Failing Knock Sensor
There are several signs that may indicate your knock sensor is failing. These include a check engine light, poor acceleration, reduced fuel economy, and unusual noises from the engine. If you experience any of these symptoms, it is advisable to have your vehicle checked by a professional mechanic to prevent further damage to your Audi A4.
Shop for Audi A4 Knock Sensors
Finding the right knock sensor for your Audi A4 is simple with our extensive selection of car parts. We offer a range of knock sensors designed to fit your vehicle perfectly and keep your engine running smoothly. With our easy-to-use website, you can quickly locate the correct sensor for your car's make and model, ensuring you get back on the road with confidence.
For all your Audi A4 knock sensor needs, trust our selection for quality and reliability. Browse our inventory and ensure your vehicle remains in peak condition. If you need assistance or have any questions, our team of experts is here to help.
Don't let a faulty knock sensor compromise your driving experience. Visit our main parts page for the Audi A4 to find all the components you need to maintain your vehicle's performance. For a comprehensive range of A4 Audi car parts, we have you covered.
Knock Sensors
Here at GSF Car Parts, we have a range of knock sensors, all sourced from reliable and trusted auto manufacturers. If you're unsure of the type of knock sensor you'll need, why not use our handy product finder tool? Simply enter your registration or make and model into the designated box. We'll show you the knock sensors that'll be compatible with your vehicle, whether it's a Mercedes, Ford, or another make.
What is a Knock Sensor?
Knock sensors are essential in identifying abnormal combustion types such as preignition and detonation. It's imperative to notice these sooner rather than later to avoid expensive engine problems and safety hazards.
Although most problems with combustion will be audible, some will be imperceptible. Hence, it's the job of your knock sensors to signal these to you, so you don't continue driving as usual with potential danger looming. However, like all car parts, your knock sensors are at risk of failing over time.
Symptoms of a faulty knock sensor include improper acceleration of the engine, reduced mileage, and the engine generally not feeling right when you're driving at speed or with a light load in tow. So, if you are experiencing any of these, you could need replacement knock sensors fitting.
What Other Car Parts do we Stock?
At GSF Car Parts, we stock plenty of other replacement sensors for you to browse. This includes brake pad wear sensors, park assist sensors, coolant level sensors, wheel speed sensors, and many more! And they all come from top brands, so you can be sure you're buying quality parts that will be reliable.
To keep your electrics in check, we hold various electrical and lighting spares, including batteries, starter and ignition spares, sensors, fuse boxes, bulbs, and more!
And, for a complete overhaul of your engine, we stock a vast range of crankcases, crankcase drives, cylinder heads, engine mounts, gasket sets, camshafts, and breather valves, plus a steady supply of automatic and manual transmission parts for various vehicles.
We have a full range of car parts for other repairs or servicing on your car, from service, engine, transmission, exhaust, electrics, fuel and emissions, braking systems, and cooling and heating parts. All are sourced from our trusted and reliable auto partners.
Shop Knock Sensors at GSF Car Parts Online and In-Store
All our knock sensors are from trusted brands in the motoring industry, so you can count on them to be reliable and of excellent quality. Plus, our low-price promise means you can always expect great value too.
We offer free UK delivery on all online orders over £25, plus 60-day returns*. We also know you want to get your car up and running as soon as possible, which is why we offer a Click and Collect service that allows you to get your new knock sensor in just an hour.
So, buy knock sensors from us with confidence today. Or if you’re close to one of our 180 store locations across the UK & Ireland, drop by. Our experienced staff will be able to direct you to the correct part for your vehicle.