Can Leaving the Parking Brake On While Driving Damage Your Vehicle's Brakes?

Many drivers are unaware that leaving the parking brake engaged while driving can cause significant damage to their vehicle's braking system. This article will explore the potential harms caused by leaving the parking brake on while driving, the signs to look out for, and steps to take to prevent such issues.

Damage to Vehicle Brakes

When the parking brake is engaged while the vehicle is in motion, it can generate excessive heat and wear on the braking system, leading to expensive repairs. Key areas that can be affected include the brake pads, rotors, transmission, and other critical components. This article will delve into the specific ways in which these parts can be damaged.

Excessive Heat and Brake Fade

The friction from the engaged parking brake creates a significant amount of heat. This excessive heat can lead to brake fade, where the brakes lose their effectiveness, and reduced braking efficiency. The extended operation of the parking brake under these conditions can cause the brake fluid to boil and produce vapor, further reducing brake performance.

Early Wear on Brake Pads and Rotors

The continuous use of the parking brake can cause premature wear on the brake pads and rotors. This premature wear can lead to an increase in the frequency of brake replacements, which can be both costly and inconvenient. Regular maintenance and proper use of the parking brake while stationary are essential to prolonging the life of these components.

Damage to Drums and Rotor Warping

The intense heat generated from the engaged parking brake can also warp brake drums and rotors. Warped components can make the vehicle harder to control and can cause the brake pedal to vibrate or pulsate, leading to a poor driving experience. Additionally, this warping can cause uneven brake pad wear, further affecting the overall effectiveness of the braking system.

Strain on the Braking System

Using the parking brake while moving places significant strain on the entire braking system, including cables, levers, and the master cylinder. This excessive strain can lead to premature failure of these components, resulting in a higher risk of accidents and a need for extensive repairs.

Signs to Look Out For

If you have accidentally driven with the parking brake engaged, it's crucial to check the brakes for any signs of damage. Common signs include unusual noises when applying the brakes, a burning metallic or asbestos smell, and poor braking performance. It is advisable to have the vehicle inspected by a professional mechanic to ensure that no further damage has occurred.

Preventive Measures

To prevent the damage caused by leaving the parking brake on while driving, drivers should follow these steps:

Regular Inspections: Regularly inspect the parking brake and the entire braking system for any signs of wear or damage. Professional Maintenance: Have a professional check and service the braking system, especially if you suspect any issues. Awareness: Be vigilant when driving and ensure that the parking brake is only used when the vehicle is stationary. Proper Training: Drivers, especially new drivers, should be trained on the correct use of the parking brake and other safety measures. Approval Process: Any driving license issue authority should ensure that drivers are well-trained in good driving practices, including proper use of the parking brake.

Additional Safety Tips

Besides the parking brake, there are several other practices that can enhance driving safety. A professional driver's handbook often includes these tips, which should be followed for safe driving:

Pre-Drive Checks: Inspect the vehicle before driving, ensuring that all parts are in good condition. Visibility: Make sure the mirrors are properly adjusted to provide a clear view of the surroundings. Comfortable Driving Position: Sit in a comfortable position, with the steering wheel centered and the seat adjusted to the correct height. Ignition and Warnings: Start the vehicle and check for any warning lights on the dashboard. Disable the AC if necessary to maintain focus on driving. Engage Clutch and Release Handbrake Last: Make sure to engage the clutch and release the handbrake in the correct sequence to prevent any unexpected incidents.

In conclusion, being aware of the potential damage caused by leaving the parking brake on while driving is crucial for maintaining a safe and reliable vehicle. By following the recommended preventive measures and adhering to safe driving practices, drivers can ensure their vehicles are in optimal condition and avoid costly repairs.