See also:

Volume control
Volume control You can adjust the phone call volume, the voice volume and the voice guidance volume. Refer to “Volume control buttons”. ...

If the light illuminates constantly
If the light illuminates constantly while driving or does not turn off after the engine starts, an emission control system malfunction has been detected. You should have your vehicle checked by an ...

When “CHECK DEVICE” is displayed
This message is displayed under the following conditions. - When there is a short in the USB bus - When a non-corresponding device (for example a USB mouse) is connected - When a non-correspo ...