Audio

Audio Schematic

Base System:

Bose System (Without NAVI):

Bose System (With NAVI):

AUDIO

System Description

BASE SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times
- through 20 A fuse (No. 31, located in the fuse and fusible link box)
- to audio unit terminal 19.

With the ignition switch in the ACC or ON position, power is supplied
- through 10 A fuse [No. 6, located in the fuse block (J/B)]
- to audio unit terminal 7 and
- through 10 A fuse [No. 4, located in the fuse block (J/B)] to subwoofer amp. terminal 9.

Ground is supplied through the case of the audio unit.
Ground is also supplied
- to subwoofer amp. terminal 7
- through body grounds B117 and B132.

Then audio signals are supplied
- through audio unit terminals 2, 3, 4, 5, 11, 12, 13 and 14
- to terminals + and - of front door speaker LH and RH
- to terminals + and - of tweeter LH and RH.
- to terminals + and - of rear door speaker LH and RH
- to terminals 1, 2, 3 and 4 of subwoofer amp. and
- through subwoofer amp. terminals 5, 6, 8 and 10
- to terminals + and - of subwoofer LH and RH.

Steering Wheel Audio Control Switches
When one of steering wheel audio control switches is pushed, the resistance in steering switch circuit changes depending on which button is pushed.

BOSE(R)SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times
- through 20 A fuse (No. 31, located in the fuse and fusible link box)
- to audio unit terminal 19 and
- to BOSE speaker amp. terminal 1
- through 15 A fuse [No. 18, located in the fuse block (J/B)]
- to subwoofer RH terminal 6 and
- through 10 A fuse [No. 3, located in the fuse block (J/B)]
- to AV switch terminal 1 (with NAVI) and
- to display control unit terminal 1 (with NAVI).

With the ignition switch in the ACC or ON position, power is supplied
- through 10 A fuse [No. 6, located in the fuse block (J/B)]
- to audio unit terminal 7 (without NAVI) or 10 (with NAVI) and
- to AV switch terminal 2 (with NAVI) and
- to display control unit terminal 2 (with NAVI).

Ground is supplied through the case of the audio unit.
Ground is also supplied
- to BOSE speaker amp. terminal 17 and
- to subwoofer RH terminal 5
- through body grounds B117 and B132 and
- to AV switch terminal 5 and
- to display unit terminal 1 (with NAVI) and
- to display control unit terminal 3 (with NAVI)
- through body grounds M57, M61 and M79.

Then audio signals are supplied
- through audio unit terminals 2, 3, 4, 5, 11, 12, 13, and 14
- to BOSE speaker amp. terminals 23, 24, 25, 26, 27, 28, 29 and 30.

Audio signals are amplified by the BOSE speaker amp.
The amplified audio signals are supplied
- through BOSE speaker amp. terminals 2, 9,10,11,12, 13, 14, 15, 16 and 18 - to terminals + and - of front door speaker LH and RH and
- to terminals + and - of tweeter LH and RH and
- to terminals + and - of rear door speaker LH and RH and
- to terminals + and - of subwoofer LH and
- to terminals 1 and 2 of subwoofer RH.

Steering Wheel Audio Control Switches
When one of steering wheel audio control switches is pushed, the resistance in steering switch circuit changes depending on which button is pushed.

Satellite Radio Tuner (Pre-wiring)
The satellite radio tuner pre-wiring allows connection of a satellite radio tuner.
Power is supplied at all times
- through 20 A fuse (No. 31, located in the fuse and fusible link box)
- to satellite radio tuner pre-wiring terminal 32. With the ignition switch in the ACC or ON position, power is supplied
- through 10 A fuse [No. 6, located in the fuse block (J/B)]
- to satellite radio tuner pre-wiring terminal 36.

Ground is supplied through the case of the satellite radio tuner.
Then audio signals are supplied
- through satellite radio tuner pre-wiring terminals 21, 22, 23 and 24
- to audio unit terminals 41, 42, 43 and 44.

Satellite Radio Tuner (Factory Installed)
Power is supplied at all times
- through 20 A fuse (No. 31, located in the fuse and fusible link box)
- to satellite radio tuner terminal 32.

With the ignition switch in the ACC or ON position, power is supplied
- through 10 A fuse [No. 6, located in the fuse block (J/B)]
- to satellite radio tuner terminal 36. Radio signals are supplied from the satellite radio antenna to satellite radio tuner terminal 37.

Audio signals are supplied
- through satellite radio tuner terminals 21, 22, 23 and 24
- to terminals 41, 42, 43 and 44 of audio unit.

Ground is supplied through the case of the satellite radio tuner.

SPEED SENSITIVE VOLUME SYSTEM (WITH BOSE SYSTEM)
Volume level of this system goes up and down automatically in proportion to the vehicle speed. The control level can be selected by the customer. Refer to Owner's Manual for operating instructions.