System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
When the audio system is on, radio signals are received by the window antenna. The AV control unit then sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the front door speakers, tweeters, center speaker, rear door speakers and rear subwoofers.
Refer to Owner's Manual for audio system operating instructions.
SATELLITE RADIO SYSTEM (IF EQUIPPED)
The satellite radio system consists of the following components
When the satellite radio system is on, radio signals are supplied to the satellite radio tuner from the satellite antenna. The satellite radio tuner then sends audio signals to the AV control unit.
Refer to Owner's Manual for satellite radio system operating instructions.
SPEED SENSITIVE VOLUME 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.
Component Parts Location
Component Description
Part name | Description |
AV control unit | Controls audio system, USB connection,AUX IN connection and satellite radio system functions |
Display unit | Displays all audio and climate control related information |
BOSE speaker amp. | Receives power (amp ON) and audio signals from AV control unit and outputs audio signals to each speaker. |
Steering wheel audio control switches |
|
Front door speakers |
|
Tweeters |
|
Center speaker |
|
Rear door speakers |
|
Rear subwoofer |
|
Satellite radio tuner (if equipped) |
|
Satellite antenna (if equipped) | Audio signal (satellite radio) is received and output to AV control unit. |
Inspection and adjustment
Preliminary Check
1. FOREIGN OBJECTS
Check the following:
objects on or behind the seats that could cause binding
objects under the seats that may be interfering with the seat's
moving parts
objects under pedals that may interfere with movement
Are there any foreign objects that coul ...
B261A push-button ignition switch
Description
IPDM E/R transmits the push-button ignition switch status via CAN
communication to BCM. BCM receives
push-button ignition switch status by hardwire input. BCM compares the 2 signals
for mismatch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B261A is displayed with DTC U1000, ...
B2110 transmission range switch
Description
IPDM E/R confirms the shift position with the following
signals.
Transmission range switch
Shift position signal from BCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2110 is displayed with DTC
U1000, first perform the trouble diagnosi ...