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Is the parking brake the same as the emergency brake?


When it comes to car safety and functionality, many drivers often wonder if the parking brake and the emergency brake are the same thing. While these terms are frequently used interchangeably, there are subtle differences in their purpose and usage that every car owner should understand. At Kevin's Autos, with years of experience in car maintenance and repair, we’re here to clarify this common question.


Understanding the Basics: What Is a Parking Brake?


The parking brake, as the name suggests, is primarily designed to keep your vehicle stationary when parked. It is a mechanical system that operates independently of your car’s hydraulic braking system. Typically, the parking brake is engaged by pulling a lever, pressing a pedal, or activating a button in modern vehicles.


Its main purpose is to prevent your car from rolling, especially when parked on an incline. By locking the rear wheels, the parking brake ensures your vehicle stays in place, even if the primary brakes fail or lose pressure over time.


What About the Emergency Brake?


The emergency brake, often referred to as the e-brake, serves a dual purpose. While it functions as a parking brake in most situations, it is also designed to act as a backup braking system in case of hydraulic brake failure. This is where the term "emergency" comes into play.


In older vehicles, the emergency brake was a critical safety feature, allowing drivers to stop the car manually if the primary brakes failed. However, with advancements in modern braking systems, the emergency brake’s role as a backup has become less prominent, though it remains a vital safety feature.


Are They the Same Thing?


In essence, the parking brake and the emergency brake refer to the same physical mechanism in most vehicles. The difference lies in how they are used:



  • Parking Brake: Used to secure the vehicle when parked, especially on slopes or uneven surfaces.

  • Emergency Brake: Used as a backup braking system in case of hydraulic brake failure, though this is rare in modern cars.


So, while the terms are often used interchangeably, their intended purposes can vary slightly depending on the context.


Modern Innovations: Electronic Parking Brakes


In recent years, many vehicles have adopted electronic parking brakes (EPBs). These systems replace the traditional lever or pedal with a button, offering a more streamlined and automated approach. EPBs often include additional features, such as automatic engagement when the car is turned off or disengagement when the accelerator is pressed.


While the functionality remains the same, electronic parking brakes are a testament to how technology continues to enhance vehicle safety and convenience.


Conclusion


To sum up, the parking brake and the emergency brake are essentially the same mechanism, but their usage can differ depending on the situation. Whether you’re parking on a hill or dealing with a rare brake failure, this system is a crucial component of your vehicle’s safety features. At Kevin's Autos, we recommend regular maintenance and inspections to ensure your parking brake is always in top condition. If you have any questions or need assistance, don’t hesitate to reach out to us!


Frequently Asked Questions

What is emergency braking called?


At speeds between 5 and 50 mph, Automatic Emergency Braking (AEB) can help you avoid or reduce the severity of a collision† with a detected vehicle you're following using camera technology.



What's the difference between a parking brake and an emergency brake?


Part of your vehicle's brake system, the emergency brake operates independently of the main brake system to keep your vehicle from rolling away. Also known as a parking brake, hand brake and e-brake, the emergency brake was originally designed to be used if the vehicle's main braking system would fail.



Can a parking brake be called an emergency break?


The emergency brake, or parking brake as it's sometimes called, works independently from the brakes that you tap to stop your car. It's that way on purpose so you have access to an alternative braking system should your primary brakes fail.



Is the service brake the parking brake or the emergency brake?


The secondary brake system functions as a backup if the service brake fails. The second brake system is often referred to as the emergency brake. However, it is also often synonymous with the parking brake, e-brake, orhandbrake.



Should I use an e-brake when parking?


While emergency brakes—also known as a hand brake, e-brake, or parking brake—do assist drivers parked on inclines, many are surprised to find that experts recommend using the emergency brake whenever you park your car—including on flat, level surfaces.



Do service brakes and parking brakes use the same system?


Air brakes are really 3 different braking systems: service brake, parking brake, and emergency brake. The: Service brake system applies and releases the brakes when you use the brake pedal during normal driving. Parking brake system applies and releases the parking brakes when you use the parking brake control.



Is it bad to leave your parking brake on overnight?


When you can't stop your car, slowly pull up on the emergency brake handle or press the pedal down. NOTE: You should only leave your parking brake on as long as overnight – at the very most.



Which brake is also known as an emergency brake?


parking brake
In road vehicles, the parking brake, also known as a handbrake or emergency brake (e-brake), is a mechanism used to keep the vehicle securely motionless when parked.



Why is my car saying service parking brake?


If your brake service warning light is always on, it could be due to a need for parking brake adjustment, worn brake pads, or hydraulic issues. If your brake service warning light turns on when you hit the pedal, it could be due to hydraulic loss on one side of your vehicle or low brake fluid in the master cylinder.



Should you put the emergency brake when parking?


Manufacturers and auto mechanics advise drivers to always engage the e-brake before shifting their vehicle into park to prevent wear and tear on intricate vehicle components.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.