Horn
Press 
on the steering wheel pad to sound the horn.
See also:
Care of the CD Player
Do not add any label to a CD.
It could get caught in the CD. If a CD is recorded on a personal computer and a description label is needed, try labeling the top of the recorded CD with a marking pen.
...
Replacement Bulbs
For replacement bulbs not listed here, contact your dealer. ...
When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace it at the first oil change after each 80 000 km (50,000 mi) interval. See Maintenance Schedule on page 11‑3 for ...