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:
Install
1. Align the head restraint/headrest stalks with
the holes in the seat. Make sure that the
head restraint/headrest is facing the correct
direction. The stalk with the notch (notches)
1 must be installed in the hole with the lock
knob 2 .
2. Push and hold the lock knob and push the
head re ...
P0102, P0103 MAF sensor
Description
The mass air flow sensor (1) is placed in the stream of intake air. It
measures the intake flow rate by measuring a part of the entire
intake flow. The mass air flow sensor controls the temperature of the
hot wire to a certain amount. The heat generated by the hot wire is
re ...
P0127 IAT sensor
Description
The intake air temperature sensor is built-into the mass air flow sensor
(1). The sensor detects intake air temperature and transmits a
signal to the ECM.
The temperature sensing unit uses a thermistor which is sensitive to
the change in temperature. Electrical resistance o ...