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Brake Switch while you relax at home or continue to work.

  • An expert mechanic will come to your home to fix or diagnose your vehicle.

  • 12 months or 12,000 miles warranty*

  • Our mobile mechanics offer services 7 days a week.

Brake Light Switch

The brake switch, or the brake light switch, is critical to any vehicle's braking system. In essence, it allows drivers to be aware of when the driver in front of them presses their brakes by illuminating the brake lights accordingly.

Once the brake pedal is pressed, the corresponding switch activates, emitting a signal to your car's computer informing it to turn on the brakes lights. This ensures other vehicles are aware that you're slowing down or coming to a halt. Beyond activating those lamps, this same switch triggers additional safety components such as an interlock system which stops shifting out of park without first depressing said brake pedal.

Depending on the vehicle make and model, a brake switch is typically situated close to the pedal of your brakes. It can either be mechanical or hydraulic in design. If it fails, you will experience problems with your safety as well as other systems such as cruise control and shifter movement out of park - all due to faulty brake lights that are no longer functioning.


How do you know if the brake switch is bad?

If you suspect your brake switch may be defective, keep an eye out for the following warning signs:

Brake Lights Not Working: If your brake lights are no longer functioning, it may be due to a faulty brake switch. By assessing the switch you will be able to discover if this is indeed the cause and rectify the problem, ensuring that signals are sent when you depress your brake pedal in the future.

Inability to shift out of park: The brake switch plays an important role in protecting your safety, often preventing the car from being shifted out of park unless you press down on the pedal. If you find yourself unable to shift out of park, it's likely a sign that this critical component is malfunctioning and should be addressed immediately.

Cruise Control: If the cruise control system of your vehicle isn't functioning optimally, it could point to a potential issue with the brake switch. The two systems are linked in some vehicles, and diagnosing any problems can be done much more quickly when they're considered concurrently.

Warning Lights: If your brake switch is not working correctly, you could observe warning lights on the dashboard like the check engine light or ABS alert. Therefore, it's important to regularly inspect and maintain your vehicle for safe driving.


Can you drive with a faulty brake switch?

Driving with a compromised brake switch is an absolute no-no. Not only does it put your own safety at risk, but can also endanger other drivers on the road due to malfunctioning brake lights that won't alert them of when you're braking in time. This hazard becomes even worse during bad weather or low-light conditions where visibility is lessened and reaction times are slower; hence why it's highly advisable to get a professional inspection done as soon as possible if your brakes appear faulty.

Furthermore, a broken brake switch may interfere with the vehicle's braking interlock system, making it difficult for you to shift out of park - especially when you need your car to go. This can be an immense hassle!

It is essential to have any brake switch malfunctions inspected and fixed promptly by an experienced mechanic in order to stay safe on the road. By having them diagnose the issue, you can be sure that your safety won't be compromised as they replace any needed parts with precision.


Can a bad brake switch cause transmission issues?

Absolutely, a malfunctioning brake switch can result in transmission difficulties for certain vehicles. For cars equipped with a brake interlock system, the brake switch is an important safety feature that won't allow the car to shift out of park unless it's being pressed down on. If something is wrong with your brake switch, issues may arise within the Brake Interlock System which would render your vehicle unable to shift into gear or even stay in place when you put it into Park mode.

Further, some vehicles boast an automated system that shifts the transmission into park when the engine is turned off. This feature hinges upon a working brake switch to send appropriate signals to the transmission control module; if this component becomes faulty, it can lead to problems with shifting gears correctly.

If you are facing transmission issues and suspect your brake switch is to blame, it's essential that you take the car for inspection and repair with a professional mechanic. They'll be able to determine the root of the problem and replace any faulty parts if needed, giving you the assurance that both your brake interlock system and transmission will run effectively again.

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