Power Brake Booster Vacuum Switches

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Power Brake Booster Vacuum Switches

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What is a power brake booster vacuum switch?

A power brake booster vacuum switch is part of the power brake system that links the brake pedal to the hydraulic brake system. It activates the hydraulic brakes when the brake pedal is engaged and boosts the level of brake pressure.

How can I determine if my power brake booster vacuum switch is faulty?

If your brakes feel spongy, or if you experience a delay in braking power after pressing the brake pedal, it is likely that your power brake booster vacuum switch is faulty.

Can a faulty power brake booster vacuum switch cause damage?

Yes, a faulty power brake booster vacuum switch can cause damage to the brake system, leading to decreased performance and increased risk of an accident.

How do I replace a power brake booster vacuum switch?

  1. Disconnect the negative battery cable.
  2. Remove the air cleaner assembly and air intake duct.
  3. Disconnect the vacuum hose from the vacuum switch.
  4. Unscrew and remove the power brake booster vacuum switch from the power brake booster.
  5. Install the new power brake booster vacuum switch and secure with the screws.
  6. Reconnect the vacuum hose to the vacuum switch.
  7. Reinstall the air intake duct and air cleaner assembly.
  8. Reconnect the negative battery cable.


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