Nissan Maxima Service and Repair Manual: Communication signal circuit
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 RADIO TUNER : Diagnosis Procedure
1.CHECK HARNESS - 1

- 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)
harness connector B111 (A) terminal 28 and AV control unit harness
connector M153 (B) terminal 28.
- Check continuity between satellite radio tuner (factory installed)
harness connector B111 (A) terminal 28 and ground.


2.CHECK HARNESS - 2

- Check continuity between satellite radio tuner (factory installed)
harness connector B111 (A) terminal 29 and AV control unit harness
connector M153 (B) terminal 29.
- Check continuity between satellite radio tuner (factory installed)
harness connector B111 (A) terminal 29 and ground.


3.CHECK HARNESS - 3

- Check continuity between satellite radio tuner (factory installed)
harness connector B111 (A) terminal 30 and AV control unit harness
connector M153 (B) terminal 30.
- Check continuity between satellite radio tuner (factory installed)
harness connector B111 (A) terminal 30 and ground.


4.CHECK REQ1 SIGNAL

- Connect satellite radio tuner (factory installed) connector and AV
control unit connector.
- Turn ignition switch to ACC.
- Check signal between satellite radio tuner (factory installed)
harness
connector B111 terminal 28 and ground with CONSULT or
oscilloscope

5.CHECK TXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness
connector B111 terminal 29 and ground with CONSULT or oscilloscope

6.CHECK RXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness
connector B111 terminal 30 and ground with CONSULT or oscilloscope.

Description
When one of the steering wheel audio control switches is pushed, the
resistance in the steering wheel audio
control switch circuit changes, depending on which button is pushed.
Diagn ...
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 circuit ...
Other materials:
Clip list
Descriptions for Clips
Replace any clips which are damaged during removal or installation.
...
Front door speaker
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio signals before sending them to the front door
speakers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and speaker ...
Low tire pressure warning lamp blinks
Low Tire Pressure Warning Lamp Flashes When Ignition Switch Is Turned
On
NOTE: If low tire pressure warning lamp flashes as
shown, the system is normal.
Flash Mode A
This mode shows transmitter status is OFF-mode.Carry out
transmitter wake up operation.
DIAGNOSTIC PROCEDURE ...