lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Relays and Modules - Brakes and Traction Control > < Brakes - Rattle/Buzz From Driver's Side Of Dash|Page 5405
Page 4
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COMPONENTS (Part 4)

INSPECTION

1. INSPECT VACUUM CHECK VALVE

(a)

Inspect the vacuum check valve.
(1) Slide the clip and disconnect the vacuum hose.
(2) Remove the vacuum check valve.

(3) Check that there is ventilation from the booster to the engine, and no ventilation from the engine to the booster. If the results are not as

specified, replace the brake booster assembly.

Relays and Modules - Brakes and Traction Control > < Brakes - Rattle/Buzz From Driver's Side Of Dash|Page 5405