See also:

New for 2012
There are no significant changes for 2012. ...

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. ...

Temperature
High temperatures accelerate the rate of corrosion to those parts which are not well ventilated. ...