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 M116.
- Check continuity between satellite radio tuner (factory installed)
connector B111 (A) and AV control unit connector M116 (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 M116.
- Check continuity between satellite radio tuner (factory installed)
B111 (A) and AV control unit M116 (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 RAD ...
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 UNI ...
Other materials:
Door mirror motor
Description
It makes mirror face operate from side to side and up and down with the
electric power that automatic drive positioner control unit supplies.
Component Function Chec
1. CHECK DOOR MIRROR MOTOR FUNCTION
Check the operation with "MIRROR MOTOR RH" and "MIRROR MOTOR LH" in "ACTIVE
TE ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and
"SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT
PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk
or severity of injury to the driver and front passenger for ...
B2553 ignition relay
Description
BCM turns ON the following relays to ignition power supply to each ECU when
the ignition switch is turned
ON.
Ignition relay-1 (inside IPDM E/R)
Ignition relay-2 (inside fuse block (J/B))
Front blower motor relay
BCM checks any ignition relay ON request for consistency wi ...