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:
U1207 AV control unit
DTC Logic
Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
Delete the "self-diagnosis" results of "MULTI AV". Turn ignition
switch OFF.
Turn ignition switch ON. Perform the self-diagnosis again.
Check that the DTC is detected again.
U1216 AV CONTROL UNIT
DTC Logic
U1217 AV ...
C1147, C1148, C1149, C1150 USV/HSV line
Description
USV1, USV2 (CUT VALVE)
The cut valve shuts off the normal brake fluid path from the master cylinder,
when VDC/TCS is activated.
HSV1, HSV2 (SUCTION VALVE)
The suction valve supplies the brake fluid from the master cylinder to the
pump, when VDC/TCS is activated.
DTC Logic
DTC D ...
Camshaft Valve Clearance
Valve Clearance
CHECKING
NOTE:
Perform inspection as follows after removal, installation or
replacement of camshaft or valve related parts, or if there are unusual
engine conditions regarding valve clearance.
Check valve clearance while engine is cold and not running.
Remove th ...