scion Workshop Repair Guides

Scion Workshop Service and Repair Manuals

Vacuum Brake Booster|Service and Repair > < On-Vehicle Inspection
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Vacuum Brake Booster: Testing and Inspection
Inspection

BRAKE: BRAKE BOOSTER: INSPECTION

INSPECTION

1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY

(a) 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 vacuum check valve.

Vacuum Brake Booster|Service and Repair > < On-Vehicle Inspection