volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Brake Proportioning/Combination Valve|Adjustments|Page 8588 > < Brake Proportioning/Combination Valve|Adjustments
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Test pressure at rear axle too high:

-

Release regulator spring.

Test pressure at rear axle too low:

-

Tighten regulator spring.

Do not adjust when brake pedal is depressed, observe the following repair sequence:

Read values:

-

Release pedal.

-

Adjust spring.

Depress pedal again:

-

Read values and adjust if necessary.

-

Remove pressure gauge, bleed brake system => [ Brake System Bleeding General Information ] See: Brake Bleeding/Service and Repair/Brake
System Bleeding General Information. 

Brake Proportioning/Combination Valve|Adjustments|Page 8588 > < Brake Proportioning/Combination Valve|Adjustments