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)Body alignment
Body Center Marks
A mark has been placed on each part of the body to indicate the vehicle
center. When repairing parts damaged
by an accident which might affect the vehicle frame (members, pillars, etc.),
more accurate and effective
repair will be possible by using these marks together with ...
In-vehicle sensor
Removal and Installation
REMOVAL
Remove the instrument lower panel LH. Refer to IP-19, "Removal and
Installation".
Remove the in-vehicle sensor screw and the in-vehicle sensor.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Make sure that the asp ...
PFCW system limitations
Illustration A
Illustration B
WARNING
Listed below are the system limitations for
the PFCW system. Failure to operate the
vehicle in accordance with these system
limitations could result in serious injury or
death.
The PFCW system cannot detect all vehicles
under all conditions.
Th ...