Subaru Legacy: Brake booster - Brake system - Braking - Starting and operating - Subaru Legacy Owners ManualSubaru Legacy: Brake booster

The brake booster uses engine manifold vacuum to assist braking force. Do not turn off the engine while driving because that will turn off the brake booster, resulting in poor braking power.

The brakes will continue to work even when the brake booster completely stops functioning. If this happens, however, you will have to depress the pedal much harder than normal and the braking distance will increase.

    Two separate circuits
    Your vehicle has a dual circuit brake system. Each circuit works diagonally across the vehicle. If one circuit of the brake system should fail, the other half of the system still works. If one cir ...

    Brake assist system
    WARNING Do not be overconfident about the brake assist. It is not a system that brings more braking ability to the vehicle beyond its braking capability. Always use the utmost care when driving r ...

    See also:

    Switching the split screen on and off
    1. Press the button. 2. "Split screen" 3. Move the controller until the split screen is selected. 4. Press the controller or select "Split screen content". 5. Select the d ...

    Vehicle identification
    1) Emission control label 2) Vehicle identification number 3) Certification and bar code label 4) Tire inflation pressure label 5) Vehicle identification number plate 6) Model number label 7) ...

    Items to initialize
    The following items must be initialized for normal system operation after such cases as the battery being reconnected, or maintenance being performed on the vehicle: ...