System Diagram

System Description
Refer to the Owner's Manual for Bluetooth telephone system operating instructions. NOTE: Cellular telephones must have their wireless connection set up (paired) before using the Bluetooth telephone system. Bluetooth telephone system allows users who have a Bluetooth cellular telephone to make a wireless connection between their cellular telephone and the Bluetooth control unit. Hands-free cellular telephone calls can be sent and received. Some Bluetooth cellular telephones may not be recognized by the Bluetooth control unit. When a cellular telephone or the Bluetooth control unit is replaced, the telephone must be paired with the Bluetooth control unit. Different cellular telephones may have different pairing procedures. Refer to the cellular telephone operating manual.
BLUETOOTH CONTROL UNIT
When the ignition switch is turned to ACC or ON, the Bluetooth control unit will power up. During power up, the Bluetooth control unit is initialized and performs various self-checks. Initialization may take up to 20 seconds.
If a phone is present in the vehicle and paired with the Bluetooth control unit, Nissan Voice Recognition will then become active. Bluetooth telephone functions can be turned off using the Nissan Voice Recognition system.
STEERING WHEEL AUDIO CONTROL SWITCHES
When buttons on the steering wheel audio control switch are pushed, the resistance in steering wheel audio control switch circuit changes, depending on which button is pushed. The Bluetooth control unit uses this signal to perform various functions while navigating through the voice recognition system.
The following functions can be performed using the steering wheel audio control switch:
MICROPHONE
The microphone is located in the roof console assembly. The microphone sends a signal to the Bluetooth control unit. The microphone can be actively tested during self-diagnosis.
AV CONTROL UNIT
The AV control unit receives signals from the Bluetooth control unit and sends audio signals to the BOSE speaker amp. then on to the speakers.
Component Parts Location

Component Description
| Part name | Description |
| AV control unit |
|
| BOSE speaker amp |
|
| Front door speaker | Receives telephone voice and voice guidance signals from the AV control unit through the BOSE speaker amp |
| Front tweeter | |
| Center speaker | |
| Steering wheel audio control switches |
|
| Microphone | Sends voice signals to Bluetooth control unit |
| Bluetooth control unit | Controls hands-free phone functions |
| Bluetooth antenna | Sends telephone voice signal to Bluetooth control unit |
Rear view monitor system
Diagnosis system (AV control unit)Trunk release solenoid
Description
Performs trunk lid open with signal from BCM.
Component Function Check
1. CHECK TRUNK LID OPENER CANCEL SWITCH
Check trunk lid opener cancel switch position.
2. CHECK FUNCTION
Perform Active Test TRUNK/GLASS HATCH with CONSULT.
Touch "OPEN" and check that trunk lid opens
...
Normal operating condition
COMPASS
COMPASS : Description
COMPASS
The electronic compass is highly protected from
changes in most magnetic fields. However, some large
changes in magnetic fields can affect it. Some examples are (but not limited
to): high tension power lines,
large steel buildings, sub ...
B2618 BCM
Description
BCM controls the various electrical components and simultaneously supplies
power according to the power
supply position.
BCM checks the power supply position internally.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2618 is displayed with DTC U1000, first perform the
trou ...