Brake Lines, Attaching To Hydraulic Unit

On Tandem Master Brake Cylinder:

Fig 1: Connection Of Brake Lines From Dual Brake Master Cylinder To Hydraulic Unit -- On Tandem Main Brake Cylinder

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

A -  Master Brake Cylinder Primary Piston Circuit to Hydraulic Unit

-  Identification: 6 mm diameter and pipe fitting with a M12 x 1 thread

B -  Master Brake Cylinder Secondary Piston Circuit to Hydraulic Unit

-  Identification: 6 mm diameter and pipe fitting with a M12 x 1 thread

1 -  Hydraulic Unit to Left Front Brake Caliper

3 -  Hydraulic Unit to Left Rear Brake Caliper

4 -  Hydraulic Unit to Right Rear Brake Caliper

On the Hydraulic Unit:

Fig 2: Brake Lines, Attaching To Hydraulic Unit Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1 -  Hydraulic Unit to Right Rear Brake Caliper

-  Identification: 5.25 mm diameter and tube fitting with a M12 x 1 short thread

2 -  Hydraulic Unit to Left Front Brake Caliper

-  Identification: 5.25 mm diameter and tube fitting with a M10 x 1 thread

3 -  Hydraulic Unit to Right Front Brake Caliper

-  Identification: 5.25 mm diameter and tube fitting with a M12 x 1 short thread

4 -  Hydraulic Unit to Left Rear Brake Caliper

-  Identification: 5.25 mm diameter and tube fitting with a M10 x 1 thread

5 -  Hydraulic Unit to Master Brake Cylinder Secondary Piston Circuit

-  Identification: 6 mm diameter and pipe fitting with a M12 x 1 thread

6 -  Hydraulic Unit to Master Brake Cylinder Primary Piston Circuit

-  Identification: 6 mm diameter and pipe fitting with a M12 x 1 thread

Tightening Specification 

• Refer to OVERVIEW - CONTROL MODULE AND HYDRAULIC UNIT