Audi A4 ABS Wheel Speed Sensor Parts
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Audi A4 abs wheel speed sensor typically cost between $2.99 and $328.99.
The Audi A4 ABS wheel speed sensor is a component of the anti-lock braking system (ABS) in an Audi A4 vehicle. Its main function is to monitor the rotational speed of each wheel and relay that information to the ABS control module.
The ABS control module uses this data to determine if any of the wheels are rotating at a different speed compared to the others. If it detects a significant variation in wheel speed, indicating potential wheel lock-up or skidding during braking, it activates the ABS system to modulate the hydraulic pressure on the affected wheel(s). This helps to prevent wheel lock-up and allows the driver to maintain steering control while braking, enhancing safety and stability.
Overall, the ABS wheel speed sensor plays a crucial role in ensuring effective and controlled braking, especially in emergency situations or when road conditions are poor.
The Audi A4 typically has four ABS wheel speed sensors, one for each wheel.
The lifespan of an Audi A4 ABS wheel speed sensor can vary depending on various factors such as driving conditions and maintenance. However, in general, these sensors are designed to be durable and can typically last anywhere from 50,000 to 100,000 miles before needing replacement. It is important to note that if you experience any issues with your ABS system, it is advisable to have it inspected by a qualified mechanic to determine the exact cause and necessary repairs.
Replacing ABS Wheel Speed Sensors On A Audi A4
Replacing an ABS wheel speed sensor on an Audi A4 involves several steps. Here is a general outline of the process:
- Gather the necessary tools: You will need basic hand tools such as a socket set, wrenches, pliers, and a jack stand.
- Locate the faulty sensor: Refer to your vehicle's manual to identify the specific location of the ABS wheel speed sensor that needs replacement. Generally, it is located near the wheel hub assembly behind the brake rotor.
- Elevate the vehicle: Use a jack to raise the side of the vehicle where the faulty sensor is located. Ensure to securely support the vehicle with jack stands.
- Remove the wheel: Use a lug wrench to loosen the lug nuts, then remove the wheel.
- Disconnect the sensor: Locate the electrical connector attached to the sensor and carefully disconnect it. This may require removing any retaining clips or bolts holding the connector in place.
- Remove the sensor: Depending on the design, the sensor may be secured with bolts or clips. Use the appropriate tools to remove these fasteners and gently pull out the sensor from its mounting position.
- Clean the area: Before installing the new sensor, thoroughly clean the area around the mounting point. This will ensure proper contact and prevent debris from interfering with the new sensor's functionality.
- Install the new sensor: Take the new ABS wheel speed sensor and carefully insert it into the mounting hole. Secure it by tightening the fasteners or reattaching any clips.
- Reconnect the electrical connector: Attach the electrical connector to the new sensor, making sure it is firmly seated and properly aligned.
- Reinstall the wheel: Place the wheel back onto the vehicle's hub and hand-tighten the lug nuts. Then, use a lug wrench to securely tighten the lug nuts in a crisscross pattern.
- Lower the vehicle: Slowly lower the vehicle using the jack until it is resting securely on the ground. Remove the jack stands and fully tighten the lug nuts.
- Test the ABS system: Start the vehicle and test the ABS system by driving at low speeds to ensure proper sensor functionality.
It is essential to consult your vehicle's manual for detailed instructions specific to your Audi A4 model and consult a professional mechanic or refer to Audi-certified repair guides if you are unsure about any step of the process.
Top Audi A4 ABS Wheel Speed Sensor Brands for Sale
Bosch:
Bosch is a renowned and respected manufacturer of automotive components, including Audi A4 ABS wheel speed sensor. As a leading supplier to many vehicle manufacturers, Bosch has earned a reputation for producing high-quality parts. Their ABS wheel speed sensors are known for their precision, durability, and reliability. Bosch's expertise in sensor technology ensures accurate readings and optimal performance, providing drivers with effective braking control. Although Bosch parts may be priced higher due to the brand name, the quality and assurance of a Genuine Bosch part make it a reliable choice.
Febi:
Febi is another well-established manufacturer that specializes in producing aftermarket parts, including Audi A4 ABS wheel speed sensor. Their focus on delivering affordable yet reliable solutions has made them a popular choice among car owners. Febi's ABS wheel speed sensors are designed to meet or exceed OEM specifications, ensuring proper functionality and compatibility. While Febi parts may not carry the vehicle manufacturer's branding, they are manufactured to high quality standards and offer a cost-effective alternative for replacement parts.
Bremi:
Bremi is a reputable aftermarket supplier recognized for its electrical and electronic automotive components. Their ABS wheel speed sensors are known for their accuracy and consistent performance. Bremi ensures that their sensors undergo rigorous testing to meet or exceed industry standards, providing reliable readings to the vehicle's braking system. Although Bremi parts may not bear the Genuine branding, they offer a reliable and cost-effective solution for replacing Audi A4 ABS wheel speed sensor.
It is important to note that while Genuine branded parts are manufactured by the auto parts manufacturers chosen by the vehicle manufacturer, aftermarket options like Febi and Bremi still provide reliable alternatives. These brands often offer high-quality parts that meet or exceed OEM standards, giving consumers the option to choose based on their budget and preferences.
Find Great Deals on Audi A4 ABS Wheel Speed Sensor
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Shopping at AutohausAZ for replacement Audi A4 ABS wheel speed sensors not only guarantees top-quality products and affordable prices, but also an effortless shopping experience and superior customer service.
