See also:

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 ...

Brake booster
If the brake booster does not operate as described in the following procedure, have it checked by your SUBARU dealer. 1. With the engine off, depress the brake pedal several times, applying the sam ...

Driving with a trailer
- You should allow for considerably more stopping distance when towing a trailer. Avoid sudden braking because it may result in skidding or jackknifing and loss of control. - Avoid abrupt star ...