See also:

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Steering wheel switch for audio control (if so equipped)
Steering wheel switch for audio control (if so equipped) 1. Tuning switch 2. VOLUME control switch 3. SOURCE select switch ...

Adjusting the screen (models without Navigation System)
Adjusting the screen (models without Navigation System) To adjust the quality of the screen, press the setting control knob on the audio system. ● To adjust the Brightness or Contrast, pre ...