When the spring brakes are on, you should never: Do you currently have car insurance? Insurance is mandatory to drive in Virginia Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question When the spring brakes are on, you should never: Answers Turn on the lights. Turn off the vehicle. Push down the brake pedal. Explanation Never push down the brake pedal while the spring brakes are activated. The combined force of springs and air pressure could damage the brakes. This questions appears in the following tests: Alaska Air Brakes Arizona Class A Knowledge Test Hawaii Double Louisiana Air Brakes Maine Double Maine Air Brakes Michigan Class A Knowledge Test Michigan Air Brakes Oklahoma Air Brakes Rhode Island Class B Knowledge Test Rhode Island Air Brakes South Carolina Class B Knowledge Test South Carolina Air Brakes Utah Air Brakes Washington Air Brakes Washington Air Brakes