See also:

Safety
As of this writing, the all-new Impreza hasn't been crash-tested. The WRX retains its Top Safety Pick designation from the Insurance Institute for Highway safety, having earned top scores of Good ...

For AT models
This light flashes if the vehicle is driven with tires of different diameters fitted on its wheels or with the air pressure excessively low in any of its tires. ...

Measuring and adjusting air pressure to achieve proper inflation
Check and, if necessary, adjust the pressure of each tire (including the spare) at least once a month and before any long journey. Check the tire pressures when the tires are cold. Use a pre ...