Explorer Sport Trac 2WD V6-4.0L (2009)
Vacuum Brake Booster: Testing and Inspection
Brake System Inspection - Brake Booster
Brake System Inspection
Brake Booster
1. Inspect the brake booster for excessive corrosion or damage. Inspect the vacuum hoses for leaks and kinks.
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Install a new brake booster if signs of excessive corrosion or damage is found. For additional information, refer to Power Brake Assist.
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Repair or replace vacuum hoses as necessary.
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To check for correct brake booster operation, refer to Component Tests See: Testing and Inspection/Component Tests and General
Diagnostics.