Nissan Maxima Service and Repair Manual: Sound signal circuit
SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description
Left and right channel audio signals are supplied from the satellite radio
tuner to the AV control unit through
the sound signal circuits.
SATELLITE RADIO TUNER : Diagnosis Procedure
LEFT CHANNEL
1.CHECK HARNESS

- Turn ignition switch OFF.
- Disconnect satellite radio tuner (factory installed) connector
B111 and AV control unit connector M153.
- Check continuity between satellite radio tuner (factory installed)
connector B111 (A) and AV control unit connector M153 (B).
- Check continuity between satellite radio tuner (factory installed)
connector B111 (A) and ground.


2.CHECK LEFT CHANNEL AUDIO SIGNAL

- Connect satellite radio tuner (factory installed) and AV control
unit.
- Turn ignition switch ON.
- Check signal between satellite radio tuner (factory installed)
connector B111 terminals 21 and 22 with CONSULT or oscilloscope.

RIGHT CHANNEL
1.CHECK HARNESS

- Turn ignition switch OFF
- Disconnect satellite radio tuner (factory installed) connector
B111 and AV control unit connector M153.
- Check continuity between satellite radio tuner (factory installed)
B111 (A) and AV control unit M153 (B).
- Check continuity between satellite radio tuner (factory installed)
connector B111 (A) and ground.


2.CHECK RIGHT CHANNEL AUDIO SIGNAL

- Connect satellite radio tuner (factory installed) and AV control
unit.
- Turn ignition switch ON.
- Check signal between satellite radio tuner (factory installed)
connector B111 terminals 23 and 24 with CONSULT or oscilloscope.

SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description
Communication signals are exchanged between the AV control unit and satellite
radio tuner using the communication
circuits.
SATELLITE R ...
Description
Voice signals are transmitted from the microphone to the Bluetooth control
unit using the microphone signal
circuits.
Diagnosis Procedure
1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL U ...
Other materials:
C1143, C1144 steering angle sensor
Description
The steering angle sensor detects the rotation amount, angular velocity and
direction of the steering wheel,
and transmits the data to the ABS actuator and electric unit (control unit) via
CAN communication.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK ...
Predictive Forward Collision Warning (PFCW) (if so equipped)
WARNING
Failure to follow the warnings and instructions
for proper use of the PFCW system
could result in serious injury or death.
The PFCW system can help warn the
driver before a collision occurs but will
not avoid a collision. It is the driver's
responsibility to stay alert, drive sa ...
L terminal circuit (short)
Description
The terminal "L" circuit controls the charge warning lamp. The charge warning
lamp turns ON when the ignition
switch is set to ON or START. When the generator is providing sufficient voltage
with the engine running,
the charge warning lamp turns off. If the charge warning lamp i ...