Active noise cancellation

Front and rear microphones
This system uses three microphones 1 located inside the vehicle to detect engine booming noises. The system then automatically generates a noise canceling sound through the speakers and woofer to reduce engine booming noise.
NOTE:
To operate the active noise cancellation system properly:
Active sound control
Active sound control enhances existing engine sounds according to the engine speed and driving modes through the speakers and woofer.
Engine block heater (if so equipped)Periodic maintenance
IN-CABIN MICROFILTER
Removal and Installation
REMOVAL
Disengage the filter cover tab (1) by pushing up and pull out to
remove the filter cover.
Remove the in-cabin microfilter from the blower unit.
INSTALLATION
Installation is in the reverse order of removal. ...
Push-Button Ignition Switch
WARNING
Do not operate the push-button ignition
switch while driving the vehicle except in
an emergency. (The engine will stop when
the ignition switch is pushed three consecutive
times in less than 1.5 seconds or
the ignition switch is pushed and held for
more than 2 seconds.) If the engine ...
Steering switch
Removal and Installation
REMOVAL
Remove the driver airbag module. Refer to SR-12, "Removal and
Installation".
Remove the steering wheel audio control switch screws (A).
Release the steering wheel audio control switch harness clips
(B).
Remove the steering wheel audio c ...