Brake pressure regulator - testing, removal and refitting

Braking system / Brake pressure regulator - testing, removal and refitting

1 The regulator is located on the under-body, in front of the left-hand rear wheel (see illustration).

10.1 Brake pressure regulator unit

2 Checking of the regulator is best left to a VW garage, as special pressure gauges and spring tensioning tools are required.

3 Adjustment is made by varying the spring tension. Again, this must be carried out by a VW garage.

4 Removal and refitting are straightforward.

After fitting, bleed the hydraulic system and have the regulator adjusted by a VW garage.

5 When bleeding the hydraulic system of vehicles fitted with a pressure regulator, the lever of the regulator should be pressed toward the rear axle.