Changing a set of
brake pads is normally a simple and straightforward process. Yet changing your rear brake pads takes an extra step when your vehicle has an electric parking brake. Electric parking brakes are no longer exclusive to luxury brands. Now many makes and models have an electric parking brake system. Electric parking brake systems are becoming more and more popular. That
means more car owners are having a little trouble changing their rear brake pads. Why Some Electric Parking Brake Systems Make It Hard To Replace The Rear Brake PadsThere are two types of electric parking brake systems:
On many vehicles with electric parking brakes, the parking brake is activated every time the car is put into park, even if the driver doesn’t push the parking brake switch. To put new brake pads on the rear brakes, you need to disable the electric parking brake first. Why You Need To Disable The Electric Parking Brake Before Replacing The Rear Brake PadsImage Credit: IronNorseBefore replacing the rear brake pads, you must disable the electric parking brake. Why is that? The electric parking brake system uses the brake pads and rotors in the braking system. It has control over the caliper pistons. To remove the rear brake pads, you need to compress the caliper piston first. You won’t be able to do this if parking brake is set. You would be “fighting” with the actuators to compress the pistons. If you try to compress the pistons while the actuators are pushing them out, you may cause damage. To be more specific, you might damage the actuators and/or the caliper piston mechanism. Luckily, there’s an easy way to prevent this from happening. You only need to disable the electric parking brake before changing the rear brake pads. Doing so will switch off the actuators. To disable the electric parking brake, you need to activate the parking brake service mode. Activating The Parking Brake Service ModeWhen the electric parking brake system enters “service mode”, it switches off. In other words, the actuator motors stop applying pressure to the caliper pistons. Image Credit: CivicXThere’s no universal way to activate the parking brake service mode. Each make and model has its own procedure. Depending on your make and model, you may need to either:
To find out how to activate the parking brake service mode, check your owners manual or service manual. When you’re done servicing the rear brakes, don’t forget to reactivate the electric parking brake system! How do you change rear brake pads with electric handbrake?You only need to disable the electric parking brake before changing the rear brake pads. Doing so will switch off the actuators. To disable the electric parking brake, you need to activate the parking brake service mode.
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