See also:

Rear differential oil temperature warning light (STI)
Reduce vehicle speed and park the vehicle in a safe place as soon as possible if the R.DIFF TEMP light illuminates. Continued driving with this light illuminated can damage the rear differential ...

Other markings
The following makings are also placed on the sidewall. ...

HD Radio indicators
Each indicator illuminates under the following conditions. - The indicator illuminates while the digital broadcast is received during the HD Radio ON mode. - The “TAG” indicator illuminates ...