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). ...

Variable voltage control system
CAUTION: - Do not ground accessories directly to the battery terminal. Doing so will bypass the variable voltage control system and the vehicle battery may not charge completely. - Use ele ...

Steering wheel switch for audio control (if so equipped)
Type A 1. Tuning switch 2. MODE select switch 3. POWER on/off switch 4. Volume control switch Type B 1. Tuning switch 2. Phone operation switch 3. POWER on and MODE select switch 4. ...