Why Shouldn't You Engage the Handbrake When Parking on Rainy Days?

3 Answers
StellaAnn
07/29/25 1:12am
The reason why you shouldn't engage the handbrake when parking on rainy days is that the handbrake and brake discs are prone to rust after coming into contact with water. Here are detailed explanations about automotive brakes: 1. Overview: Braking, also known as deceleration, refers to the action of stopping or reducing the speed of moving locomotives, vehicles, other transport tools, or machinery. The general principle of braking is to fix a wheel or disc on the high-speed shaft of the machine and install corresponding brake shoes, bands, or discs on the machine base, which generate braking torque under external force. 2. Brake Pads: Automotive brake pads, also known as automotive brake linings, refer to the friction materials fixed on the rotating brake drums or brake discs of wheels. The friction linings and friction blocks within them withstand external pressure to generate friction, thereby achieving vehicle deceleration.
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CaydenLynn
08/12/25 10:55am
Hey, as an experienced driver, let me tell you about this. Last year during heavy rain, I parked my car outside with the handbrake on. The next morning when I started it, I found the rear wheels locked, making a screeching noise when I tried to move. It took a lot of effort to free them. The reason was that moisture from the rain got into the brake discs, causing rust and sticking the parts together over time. Now I've learned my lesson—when parking in the rain, I only park on level ground and use the gear to secure the car instead of the handbrake. For automatic cars, I just put it in P. This not only protects the car but also saves on repair costs and time. If parking on a slope, be extra careful to use the gear to secure the car, as rain or snow can make problems more likely. Since adopting this habit, my car runs much smoother!
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EleanorDella
10/02/25 2:02am
As a friend with years of driving experience, I must remind you not to use the handbrake when parking in rainy weather. Rainwater can seep into the braking system, causing the brake drum or disc surfaces to rust and corrode. Over time, this may lead to adhesion, making the brakes stick when you start the vehicle. This not only immobilizes the wheels but could also damage the entire braking mechanism. A better approach is to use gear parking—shift automatic transmissions to 'P' and manual transmissions into a forward or reverse gear, ensuring the car is parked steadily on level ground. The risk is even higher during damp and cold seasons, as low temperatures accelerate the rusting process. It's also advisable to pay attention to brake system cleaning and rust prevention during regular maintenance—prevention is better than cure. Such small adjustments can significantly enhance safety and provide worry-free driving.
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