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marlow

marlow 10/11/2012

2008 Toyota RAV4 Limited 4 Cyl 2.4L

Brakes

What causes the brake booster to leak

The brake booster leaking air

1 Answer


CVO

CVO 10/11/2012

Broken diaphragm is the cause of the brake booster to leak.
A bad master cylinder can leak fluid into the booster. Brake fluid can deteriorate the diaphragm causing failure.

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