34 32 971 Replacing both rear brake hoses

Apply pedal prop and depress brake pedal slightly. This prevents brake fluid from escaping from expansion tank after brake pipes have been disconnected (which would enable air to enter the braking system).

Fig 1: Applying Pedal Prop & Depressing Brake Pedal

Installation: 

1. Never twist brake hose when installing it. Vehicle with ABS, refer to 34 00 047 BLEEDING BRAKE SYSTEM WITH ABS 
2. Tightening torque. Refer to BRAKES - TIGHTENING TORQUES .
   Fig 2: Installing Brake Hose