This little guy basically monitors how much friction material is left on your brake pads. It doesn’t actually stop anything, but it sends a signal to your dashboard warning light when your pads get thin. It's a simple electrical circuit – a wire touches metal as the pad wears down, completing the circuit and triggering the light. Some vehicles have a different system where the sensor itself breaks when the pad reaches a certain thickness, also triggering the light. It's part of your overall braking system warning system. Think of it like an early warning system. Your brakes are obviously crucial for safety, and this sensor is there to tell you before you grind metal – on – metal, which can damage your rotors and cost you a lot more money down the road. It's usually integrated with your ABS system or the main instrument cluster. It's important because it prevents further damage. Ignoring a worn pad warning light isn't just annoying, it’s risky and expensive. If you wear your pads down completely, you’ll likely damage your rotors, and maybe even calipers. Plus, stopping distance increases dramatically, and that’s a big safety concern. These sensors aren’t super expensive, and it's way cheaper to replace them and your pads proactively than to deal with a major brake repair. You'll notice if the sensor itself is faulty, usually with the warning light staying on even after you’ve replaced the pads – or not coming on at all when you know the pads are worn. You can find these sensors—and a whole lot else—over at Fixparts Online if you want to take a look. Choose quality: Front Brake Pad Wear Sensor (MPN 1987473607) has a 12-month warranty!

About Bosch

Robert Bosch GmbH is a global leader in automotive technology, offering high-quality parts and systems that enhance vehicle efficiency, safety, and reliability.

Why Choose Bosch?

• Bosch parts are known for being reliable and lasting a long time, which can save you money on repairs in the future. • They’re a leading supplier to car manufacturers, so you’re getting the same quality parts used in many new vehicles. • Bosch invests a lot in research and development, meaning their parts often have the latest technology for better performance. • You can find Bosch parts for a wide range of vehicles, from older models to the newest cars and trucks. Bosch delivers excellence, FixParts Online delivers to your door.