This switch essentially tells the car’s computer when something’s been activated – like when you put the car in reverse, or press the brake pedal, or move the gear selector. It's a simple on/off signal, but that signal is critical. It can handle a few different things, like enabling the backup lights, allowing you to start the car only when in park or neutral, or even activating cruise control functions. There are a bunch of variations depending on exactly where it's located, but the core idea is always the same: it’s a sensor that communicates a mechanical action to the vehicle’s computer. Think of it as a messenger. Your foot presses the brake, the switch says “brake is pressed!” to the car’s computer. The computer then knows it’s safe to engage other functions or that you’re slowing down. It’s a small part, but it’s woven into a lot of different systems. It doesn't directly do anything mechanically, it just reports information. It’s kind of like a tiny translator between you and the car's brain. Well, if this switch fails, things just stop working correctly. You might not be able to start the car, your backup lights might stay on all the time, or cruise control might disengage randomly. Sometimes the problem is gradual – the signal gets weaker, and things become intermittent. Other times, it just fails completely. It acts like a shield, protecting other systems from misfiring. If it goes bad, you’ll notice if your car is behaving strangely with starting, lights, or gear selection. If you're having issues with those things, this is a prime suspect. You can find a replacement for most makes and models at places like Fixparts Online. They generally have pretty good diagrams too, so you can make sure you’re getting the right one for your vehicle. Backed by trust: Switch (MPN 0341810007) comes with a 12-month warranty!

About Bosch

With a heritage of innovation, Bosch provides dependable and efficient automotive components that set industry standards.

Why Choose Bosch?

• Bosch parts are known for lasting a long time, so you won't have to replace them often. • They're made with high-quality materials and tested thoroughly, meaning they perform reliably. • Bosch offers a wide range of parts, so you're likely to find what you need for almost any vehicle. • Mechanics and drivers around the world trust Bosch – it’s a name you can depend on. Bosch delivers excellence, FixParts Online delivers to your door.