mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Relays and Modules - Brakes and Traction Control > < Replacement|Page 4338
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Vacuum Brake Booster Check Valve: Testing and Inspection

1. Remove the clamps from the intake manifold or throttle body.
2. Apply suction and pressure to the hose from the engine side. Verify that air flows only toward the engine. If the air passes in both directions or not

at all, replace the check valve.

Relays and Modules - Brakes and Traction Control > < Replacement|Page 4338