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How to apply the service brake when parking a motor vehicle on a downhill road section?

1 Answers

SophieLynn

07/25/25 2:09am

When parking a motor vehicle on a downhill road section, the method for applying the service brake is as follows: When driving downhill, the vehicle's speed gradually increases under the influence of gravity. Therefore, the braking distance required for stopping on a downhill section is longer than on a level road, so you should start braking earlier than you would on a level road. Here is some relevant information: 1. Reason: If the brake discs are engaged for too long, prolonged friction between the brake discs and brake pads will cause the temperature of the brake discs to rise significantly. This leads to the expansion of the air around the brake discs, increasing the physical distance between the brake pads and brake discs. As a result, the vehicle's braking effectiveness is greatly reduced, making it very easy for the braking system to fail, which can lead to serious driving accidents. 2. Preventing brake failure: When approaching a downhill section, you should promptly reduce the vehicle's speed and shift the gear to L (Low) mode. This allows you to use the engine's braking effect to control the vehicle's speed, eliminating the need to constantly press the brake pedal and avoiding potential brake failure.

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