2010 NISSAN LATIO Service Repair Manual

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NISSAN LATIO 2010 Service Repair Manual AV-60
< SERVICE INFORMATION >[AUDIO WITH NAVIGATION]
AUDIO
AV Control Unit Harness Connector Terminal Layout
INFOID:0000000005988544
Terminal and Reference Va lue for AV Control UnitINFOID:00000000059

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13 (LG) 14 (GR) Audio sound
signal rear
RHOutput ON
Receive audio
signal No sound from
rear speaker RH.

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NISSAN LATIO 2010 Service Repair Manual AV-62
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AUDIO
On-Board Diagnosis
INFOID:0000000005988546
METHOD OF STARTING
1. Start the engine.
2. Turn OFF audio.
3. While pressing the “SET UP” s wi

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Radio FM monitor — The Change Mediator monitors the dy-
namic values of the current tuner. If the
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NISSAN LATIO 2010 Service Repair Manual AV-64
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AUDIO
System stateRunning system status
• SD card slot Access
• Power Supply
• Speed Signal
• Direction Signal
• Illumination Signal
•

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END ON-BOARD DIAGNOSIS
Turn OFF ignition switch.
Symptom ChartINFOID:0000000005988547
MALFUNCTION WITH NAVIG

AUDIOAV-65
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END ON-BOARD DIAGNOSIS
Turn OFF ignition switch.
Symptom ChartINFOID:0000000005988547
MALFUNCTION WITH NAVIGATION
MALFUNCTION WITH AUDIO
System configuration • 8 pulses speed
• Clock ON/OFF
• Equalizer setup X11C
• RF tuning
• Antenna type
• Sound system
• Sub Out: Code
• Steering wheel The device is configured by a connect-
ed hardware circui
t. The parameter is
influenced.
Self test •Bluetooth
® module Access Mal-
function
• SD-card Access Malfunction
• Radio-Antenna Circuit Malfunc-
tion
• GPS Antenna Circuit Malfunc-
tion
• Microphone Circuit Malfunction A system self test is executed: the re-
sult is stored into the error memory
which is shown afterwards as a list of
codes of the detected malfunctions.
Mode
ItemContent
Symptoms Check itemsProbable malfunction location / Action to
take
Display does not turn ON. All switches cannot be operated.
AV control unit power supply and ground
circuit. Refer to
AV- 6 7
.
All switches can be operated. AV control unit. Refer to AV- 6 7
.
All switches cannot be operated. Display does not turn ON.
AV control unit power supply and ground
circuit. Refer to
AV- 6 7
.
Display turn ON. AV control unit. Refer to AV- 6 7
.
Only specified switch cannot be
operated. –
AV control unit. Refer to AV- 6 7
.
Voice guidance is not heard. Audio sound is normal. AV control unit. Refer to AV- 6 7
.
Display does not dim. Check “Illumination
Signal” in “SERVICE
SYSTEM STATUS”,
“SERVICE MENU”. “Illumination Signal” reaches
100% when the lighting
switch is ON.
AV control unit. Refer to
AV- 6 7
.
“Illumination Signal” does not
reach 100% when the lighting
switch is ON. Illumination signal circuit. Refer to
LT-
11 3.
Vehicle icon does not move. Check “Speed Signal”
in “SERVICE SYSTEM
STATUS”, “SERVICE
MENU”. A value of “Speed Signal”
changes according to vehicle
speeds.
AV control unit. Refer to
AV- 6 7
.
A value of “Speed Signal”
does not change according to
vehicle speeds. Vehicle speed signal circuit. Refer to
DI-
16.
Map matching is not complete
GPS icon is not displayed Check “GPS Antenna”
in “SERVICE SYSTEM
SELF TEST”, “SER-
VICE MENU”. “Connected” is displayed for
“GPS Antenna”.
AV control unit. Refer to
AV- 6 7
.
“Connected” is not displayed
for “GPS Antenna”. GPS antenna. Refer to
AV- 9 2
.
Traffic information (XM Traffic) is
not received. Radio broadcasts are received.
AV control unit. Refer to AV- 6 7
.
Radio broadcasts are not received. • Radio antenna. Refer to
AV- 9 0
.
• Antenna feeder. Refer to AV- 9 0
.
Revision: January 20102010 Versa

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NISSAN LATIO 2010 Service Repair Manual AV-66
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AUDIO
• The majority of the audio malfunctions are the result of outside causes (Malfunction CD, electromagnetic
interference, etc.). Check the s

AV-66
< SERVICE INFORMATION >[AUDIO WITH NAVIGATION]
AUDIO
• The majority of the audio malfunctions are the result of outside causes (Malfunction CD, electromagnetic
interference, etc.). Check the symptoms below to diagnose the malfunction.
• The vehicle itself can be a source of noise if noise prevention parts or electrical equipment is malfunctioning.
Check if noise is caused and/or changed by engine speed, ignition switch turned to each position, and oper-
ation of each piece of electrical equipment, and then determine the cause.
NOTE:
• CD-R is not guaranteed to play because they can contain compressed audio (MP3, WMA) or could be
incorrectly mastered by the customer on a computer.
• Check if the CDs have the Compact Disc logo. If not , the disc is not mastered to the “red book” Compact
Disc standard and may not play.
NOTE:
Noise resulting from variations in field strength, such as fading noise and multi-path noise, or external noise
from trains and other sources, is not a malfunction.
• Fading noise: This noise occurs because of variations in the field strength in a narrow range due to moun- tains or buildings blocking the signal.
• Multi-path noise: This noise results from a time di fference between the broadcast waves directly from the
station arriving at the antenna and the waves reflected by mountains or buildings.
MALFUNCTION WITH USB
NOTE:
Check that there is no malfunction of USB equi pment main body before performing a diagnosis.
Symptom Probable malfunction location
Audio system does not work normally. • AV control unit power supply and ground circuit. Refer to
AV- 6 7
.
• AV control unit. Refer to AV- 6 7
.
Audio steering wheel switch does not operate proper-
ly. • Remote control signal circuit between steering switch and AV control unit.
Refer to AV- 6 8
.
• Steering wheel audio control switch. Refer to AV- 7 2
.
• AV control unit. Refer to AV- 7 2
.
No sound can be heard from any speakers. • Speaker circuit shorted to ground. Refer to AV- 5 5
.
• AV control unit. Refer to AV- 7 2
.
No sound can be heard from front speakers. • Audio signal circuit between AV control unit and front speakers. Refer to
AV- 6 9
.
• Front speaker. Refer to AV- 7 2
.
• Front tweeter. Refer to AV- 7 2
.
• AV control unit. Refer to AV- 7 2
.
No sound can be heard from rear speakers. • Audio signal circuit between AV control unit and rear speakers. Refer to
AV- 7 1
.
• Rear speaker. Refer to AV- 7 2
.
• AV control unit. Refer to AV- 7 2
.
No sound can be heard from radio or noise is heard. • Antenna feeder. Refer to AV- 9 0
.
• Roof antenna. Refer to AV- 9 0
.
• AV control unit. Refer to AV- 7 2
.
Speed dependent volume system does not function. • Vehicle speed signal circuit between combination meter and AV control
unit. Refer to DI-16
.
• AV control unit. Refer to AV- 7 2
.
• Combination meter. Refer to DI-20
.
There is no sound from the iPod
® or Aux jack. •iPod
® sound signal circuit between AV control unit and Auxiliary jack as-
sembly. Refer to AV- 8 9
.
• AV control unit. Refer to AV- 7 2
.
Revision: January 20102010 Versa

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MALFUNCTION WITH AUXILIARY INPUT
NOTE:
Check that there is no malfunction of AUX equipment main body before

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MALFUNCTION WITH AUXILIARY INPUT
NOTE:
Check that there is no malfunction of AUX equipment main body before performing a diagnosis.
MALFUNCTION WITH STEERING SWITCH
AV Control Unit Power and Ground Supply Circuit InspectionINFOID:0000000005988548
1.CHECK FUSE
Check that the following fuses of the AV control unit are not blown.
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to AV-
54.
2.AV CONTROL UNIT POWER SUPPLY CIRCUIT CHECK
1. Disconnect AV control unit connector.
2. Check voltage between the AV control unit connector and ground.
Symptoms Check itemsProbable malfunction location / Action to
take
iPod
® or USB memory can not be
recognized. With iPod
® or USB
memory Connected,
check “USB Device” in
“SERVICE STATUS”,
“SERVICE MENU”. iPod
® or USB memory
name is displayed for
“USB Device”. • USB interface and AUX jack harness
• USB interface and AUX jack. Refer to
AV- 8 9
.
• AV control unit. Refer to AV- 7 2
.
“Removed” is displayed
for “USB Device”. • USB interface and AUX jack harness
• USB interface and AUX jack. Refer to
AV- 8 9
.
—— Generation of iPod
® not supported
SymptomsCheck items Probable malfunction location
No voice sound is heard when
AUX mode is selected. Voice sound is heard when other modes
are selected. • USB interface and AUX jack harness
• USB interface and AUX jack. Refer to AV- 8 9
.
Symptoms
Possible malfunction location / Action to take
All steering switches are not operated.
Steering switch. Refer to AV- 6 8
.
Only specified switch cannot be operated.
“SEEK UP”, “VOL UP” and “SOURCE” switches are not
operated.
“SOURCE”, “SEEK DOWN” and “VOL DOWN” switches
are not operated.
Unit
Terminals Signal name Fuse No.
AV control unit 19
Battery power 27
7 Ignition switch ACC or ON 20
Revision: January 20102010 Versa

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