Brake Lines, Connecting

On Brake Master Cylinder

Fig 1: Identifying Brake Lines At Brake Master Cylinder

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

A -

Primary piston circuit of master brake cylinder to hydraulic unit

Identification: 6.5 mm diameter and tube fitting with thread M 12 x 1

B -

Secondary piston circuit of master brake cylinder to hydraulic unit

Identification: 6.5 mm diameter and tube fitting with thread M 12 x 1

On Hydraulic Unit

Fig 2: Fastening Sequence of Brake Lines

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1 -

Hydraulic unit to left front brake caliper

Identification: 5.25 mm diameter and tube fitting with shorter thread M12 x 1

2 -

Hydraulic control unit to right rear brake caliper

Identification: 5.25 mm diameter and tube fitting with thread M 10 x 1

3 -

Hydraulic control unit to left rear brake caliper

Identification: 5.25 mm diameter and tube fitting with shorter thread M12 x 1

4 -

Hydraulic unit to right front brake caliper

Identification: 5.25 mm diameter and tube fitting with thread M 10 x 1

5 -

Hydraulic unit to primary piston circuit of master brake cylinder

Identification: 6.5 mm diameter and tube fitting with longer thread M12 x 1

6 -

Hydraulic unit to master cylinder secondary piston circuit

Identification: 6.5 mm diameter and tube fitting with longer thread M12 x 1