Nissan Altima (L32) 2007-2012 Service Manual: Sound signal circuit (coupe)
SATELLITE RADIO TUNER
Description
Left and right channel audio signals are supplied from the satellite radio tuner to the audio unit through the sound signal circuits.
Diagnosis Procedure
LEFT CHANNEL
1.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect satellite radio tuner (factory installed) connector B57 and audio unit connector M45.
3. Check continuity between satellite radio tuner (factory installed) connector B57 (A) and audio unit connector M45 (B).
4. Check continuity between satellite radio tuner (factory installed) connector B57 (A) and ground.
Are continuity results as specified? YES >> GO TO 2
NO >> Repair harness or connector.
2.CHECK LEFT CHANNEL AUDIO SIGNAL
1. Connect satellite radio tuner (factory installed) and audio unit.
2. Turn ignition switch ON.
3. Check signal between satellite radio tuner (factory installed) connector B57 terminals 21 and 22 with CONSULT-III or oscilloscope.
Are voltage readings as specified? YES >> Replace audio unit. Refer to AV-215, "Removal and Installation".
NO >> Replace satellite radio tuner. Refer to AV-223, "Removal and Installation - Coupe".
RIGHT CHANNEL
1.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect satellite radio tuner (factory installed) connector B57 and audio unit connector M45.
3. Check continuity between satellite radio tuner (factory installed) connector B57 (A) and audio unit connector M45 (B).
4. Check continuity between satellite radio tuner (factory installed) connector B57 (A) and ground.
Are continuity results as specified? YES >> GO TO 2
NO >> Repair harness or connector.
2.CHECK RIGHT CHANNEL AUDIO SIGNAL
1. Connect satellite radio tuner (factory installed) and audio unit.
2. Turn ignition switch ON.
3. Check signal between satellite radio tuner (factory installed) connector B57 terminals 23 and 24 with CONSULT-III or oscilloscope.
Are voltage readings as specified? YES >> Replace audio unit. Refer to AV-215, "Removal and Installation".
NO >> Replace satellite radio tuner. Refer to AV-223, "Removal and Installation - Coupe".
Communication signal circuit (sedan) satellite radio tuner
Description Communication signals are exchanged between the audio unit and satellite radio tuner using the communication circuits. Diagnosis Procedure 1.CHECK HARNESS - 1 1. Turn ig ...Sound signal circuit (sedan)
SATELLITE RADIO TUNER Description Left and right channel audio signals are supplied from the satellite radio tuner to the audio unit through the sound signal circuits. Diagnosis Procedur ...Other materials:
Rear lh side power window alone
does not operate
Diagnosis Procedure
1. CHECK REAR POWER WINDOW SWITCH LH
Check rear power window switch LH.
Refer to PWC-110, "REAR POWER WINDOW SWITCH : Component Function Check".
Is th e inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. ...
S connector circuit
Description
The starter motor magnetic switch is supplied with power when the ignition
switch is turned to the START position
while the selector lever is in the P or N position (CVT models) or the clutch
pedal is fully depressed (M/T
models).
Diagnosis Procedure
CAUTION:
Perform diagnosis ...
Driver side
Description
Detects condition of the front power window motor LH operation and transmits
to main power window and door
lock/unlock switch as pulse signal.
Component Function Check
1. CHECK ENCODER OPERATION
Does front door glass LH perform AUTO open/close operation normally when
operating ...