What is the recommended procedure for bleeding a brake system?

The recommended procedure for bleeding a brake system is to begin with the wheel that is farthest from the master cylinder. This approach is effective because it ensures that air is expelled from the entire brake system in the correct order, promoting the most efficient removal of any trapped air.

Starting with the wheel farthest from the master cylinder allows gravity and the hydraulic pressure generated during the bleeding process to help push any air bubbles toward the bleeder valve at that wheel. After the furthest wheel is bled, the process continues to the next closest wheel moving towards the master cylinder. This systematic progression helps maintain a consistent flow of brake fluid and ensures that the brakes are thoroughly bled without leaving any air pockets, which could compromise braking performance.

This method also helps eliminate any potential backflow of air that may occur if the bleeding order were not followed properly. By adhering to this sequence, technicians can ensure that the brake system is fully functional, significantly improving vehicle safety.