Bicycle loses brake. Bleeding hydraulic brake Shimano Deore

Shimano hydraulic brake. Deore falls through the handle.
if you press it several times, the handle is restored. but the first press, the brake lever fails.
or if you flip the bike, then after that, the handle also fails.
In this comprehensive and practical tutorial, we will guide you through the step-by-step process of troubleshooting and resolving common brake problems on your bicycle equipped with Shimano Deore Hydraulic Brakes. If you've noticed your bike losing brake power or experiencing uneven brake lever positioning, this tutorial is perfect for you!
First, we'll delve into the issue of a bicycle losing its brake power, explaining possible causes and how to diagnose the problem accurately. Then, we'll demonstrate a simple yet effective technique for unscrewing the brake lever to ensure it is perfectly parallel to the ground, optimizing your braking performance.
Next up, we'll dive into the crucial process of pumping Shimano Deore brakes and teach you how to use the appropriate hydraulic brake oil. We'll walk you through the steps of removing pesky air bubbles from the hydraulic brake system, ensuring a smooth and responsive braking experience.
For the hands-on part, we'll show you how to push the brake lever of your bike several times while simultaneously changing its angle, effectively eliminating all air bubbles from the brake system. You'll witness the difference in brake performance as you do this process correctly.
Throughout the tutorial, we'll stress the importance of safety and precision when working with hydraulic brakes. As we proceed, we'll also demonstrate the correct method to clean the brake lever from any excess oil, ensuring its longevity and consistent operation.
By the end of this tutorial, you'll have gained a comprehensive understanding of how to inspect, maintain, and optimize your Shimano Deore Hydraulic Brake system. Feel confident in tackling future brake-related issues and enjoy a safe and smooth cycling experience.Show more

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00:00 Bicycle loses brake
00:15 Unscrewing the brake lever to make it parallel to the ground
00:31 How to pump shimano deore brakes
03:43 Cleaning the brake lever from oil
04:10 Check the shimano deore hydraulic brake