Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Playing from an iPod
This feature supports the following iPod models:
○ iPod nano (1st, 2nd, 3rd, and 4th generation)
○ iPod with video (5.0 and 5.5 generation). Video is not shown; only audio is supported.
...
Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier.
• Press to answer an incoming call when another call is active. The original call is placed on hold.
...
Electrical System Overload
The vehicle has fuses and circuit breakers to protect against an electrical system overload.
When the current electrical load is too heavy, the circuit breaker opens and closes, protecting the circui ...