NOTE:
“iPod” is a registered trademark of Apple Inc. in the United States and other countries.
Outline
An Auxiliary jack/USB port unit has been adopted which can connect to commercially-available portable audio/USB devices/iPod, and output sound from the speakers via the audio unit.
A USB adaptor has been adopted for transmission of information between a USB device connected to an exterior input unit and the audio unit.
Structural view

Block diagram
With audio unit (without display)

With audio unit (with display)

Audio Pilot®2 Microphone Removal/Installation
Audio UnitAntenna Amplifier Removal/Installation
With Audio Unit (Without Display)
1. Disconnect the negative battery cable..
2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)
4. Partially peel back the seaming welts.
5. Remove the fo ...
Antenna Feeder No.5 Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front scuff plate (RH).
b. Front side trim (RH).
c. Rear seat cushion.
d. Rear scuff plate (RH).
e. Tire house trim (RH).
3. Disconnect the antenna feeder No.4.
4. Disconnect the antenna feeder No.3.
...
Tweeter Inspection
1. Disconnect the negative battery cable..
2. Remove the inner garnish..
3. Remove the tweeter..
4. Verify the resistance between tweeter terminals.
If not within the specification, replace the tweeter.
Resistance
Without Bose®: 3.4—4.6 ohms
With Bose ...