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-72, "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-72, "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 HARNE ...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 Procedure LEF ...Other materials:
B2013 ID discord, immu-strg
Description
BCM performs the ID verification with the steering lock unit and releases the
steering lock if both BCM and
steering lock unit ID are same. BCM starts the communication with the steering
lock unit when Intelligent Key
is carried into the passenger compartment and the push-button ...
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
dr ...
Precaution
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 ...