NISSAN TEANA 2008 Service Manual

AV
U1294, U1295, U1296, U1297 FRONT RIGHT SQUAWKER
AV-457
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
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U1294, U1295, U1296, U1297 FRONT RIGHT SQUAWKER
DescriptionINFOID:0000000003901488
DTC LogicINFOID:0000000003901489
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901490
1.PERFORM THE SELF-DIAGNOSIS
1. Delete the self-diagnosis results. Turn ignition switch OFF.
2. Turn ignition switch ON. perform the self-diagnosis again.
3. Check that the DTC is detected again.
Is any DTC detected?
YES >> Repair sound signal front squawker RH circuit harness or connector.
NO >> Refer to GI section. Refer to GI-35, "
Intermittent Incident".
Part name Description
FRONT RIGHT SQUAWKER Outputs sound signal from BOSE amp.
 Outputs sound (high and mid range).
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U1294FR-TWEETER OPEN
[U1294]Sound signal front squawker RH circuit is open.Check sound signal front squawker
RH circuit.
U1295FR-TWEETER SHORT
[U1295]Sound signal front squawker RH circuit is shorted be-
tween front squawker RH signal (+) and front squawker
RH signal (-).Check sound signal front squawker
RH circuit.
U1296FR-TWEETER GND-
SHORT [U1296]Sound signal front squawker RH circuit to ground is short-
ed.Check sound signal front squawker
RH circuit.
U1297FR-TWEETER VB-
SHORT [U1297]Sound signal front squawker RH circuit to battery is short-
ed.Check sound signal front squawker
RH circuit.

AV-458
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
U1298, U1299, U129A, U129B FRONT LEFT SQUAWKER
U1298, U1299, U129A, U129B FRONT LEFT SQUAWKER
DescriptionINFOID:0000000003901535
DTC LogicINFOID:0000000003901536
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901537
1.PERFORM THE SELF-DIAGNOSIS
1. Delete the self-diagnosis results. Turn ignition switch OFF.
2. Turn ignition switch ON. perform the self-diagnosis again.
3. Check that the DTC is detected again.
Is any DTC detected?
YES >> Repair sound signal front squawker LH circuit harness or connector.
NO >> Refer to GI section. Refer to GI-35, "
Intermittent Incident".
Part name Description
FRONT LEFT SQUAWKER Outputs sound signal from BOSE amp.
 Outputs sound (high and mid range).
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U1298FR-TWEETER OPEN
[U1298]Sound signal front squawker LH circuit is open.Check sound signal front squawker
LH circuit.
U1299FR-TWEETER SHORT
[U1299]Sound signal front squawker LH circuit is shorted between
front squawker LH signal (+) and front squawker LH signal
(-).Check sound signal front squawker
LH circuit.
U129AFR-TWEETER GND-
SHORT [U129A]Sound signal front squawker LH circuit to ground is short-
ed.Check sound signal front squawker
LH circuit.
U129BFR-TWEETER VB-
SHORT [U129B]Sound signal front squawker LH circuit to battery is short-
ed.Check sound signal front squawker
LH circuit.

AV
U12A0 GPS ANTENNA
AV-459
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
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U12A0 GPS ANTENNA
DescriptionINFOID:0000000003765866
DTC LogicINFOID:0000000003765867
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003765868
1.GPS ANTENNA CHECK
Visually check GPS antenna and antenna feeder.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair malfunctioning parts.
2.CHECK NAVI CONTROL UNIT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect GPS antenna connector.
3. Turn ignition switch ON.
4. Check voltage between NAVI control unit terminal and ground.
Is inspection result normal?
YES >> Replace GPS antenna.
NO >> Replace NAVI control unit.
Part name Description
GPS ANTENNA GPS signal is received and transmitted to NAVI control unit.
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U12A0GPS ANTENNA CONN
[U12A0]GPS antenna connection malfunction is detected. GPS antenna.
(+)
(−)Voltag e
(Approx.) NAVI control unit
Connector Terminal
B474 49 Ground 5.0 V

AV-460
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
U12A1 NAVI CONTROL UNIT
U12A1 NAVI CONTROL UNIT
DescriptionINFOID:0000000003765869
Replace the NAVI control unit if this DTC is displayed. Refer to AV-649, "Removal and Installation".
DTC LogicINFOID:0000000003765870
DTC DETECTION LOGIC
Part name Description
NAVI CONTROL UNIT Map data can be read from the Map DVD-ROM by installing Map DVD-ROM.
 The NAVI control unit sends map data to the AV control unit.
 The NAVI control unit includes the hands-free phone and navigation functions.
 The NAVI control unit transmits navigation and hands-free phone related imag-
es to AV control unit.
 It includes the TEL adapter and Bluetooth
™ function.
Map DVD-ROM A collection of map data.
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Action to take
U12A1NAVI INTERNAL ERR
[U12A1]NAVI control unit malfunction is detected. Replace the NAVI control unit.

AV
U12A2 TEL ANTENNA
AV-461
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
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U12A2 TEL ANTENNA
DescriptionINFOID:0000000003765871
DTC LogicINFOID:0000000003765872
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003765873
1.TEL ANTENNA CHECK
Visually check TEL antenna and antenna feeder.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair malfunctioning parts.
2.CHECK NAVI CONTROL UNIT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect TEL antenna connector.
3. Turn ignition switch ON.
4. Check voltage between NAVI control unit terminal and ground.
Is inspection result normal?
YES >> Replace TEL antenna.
NO >> Replace NAVI control unit.
Part name Description
TEL ANTENNA TEL voice signal is received and transmitted to NAVI control unit.
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U12A2BT ANTENNA CONN
[U12A2]TEL antenna connection malfunction is detected. TEL antenna
(+)
(−)Voltag e
(Approx.) NAVI control unit
Connector Terminal
B475 51 Ground 3.3 V

AV-462
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
U1300 AV COMM CIRCUIT
U1300 AV COMM CIRCUIT
DescriptionINFOID:0000000003765874
U1300 is indicated when malfunction occurs in communication signal of multi AV system. Indicated simulta-
neously, without fail, with the malfunction of control units connected to AV control unit with communication line.
Determine the possible malfunction cause from the table below.
Self-diagnosis results display item
DTCDisplay contents of
CONSULT-IIIDescriptionPossible malfunction factor/Action to
take
U1300
U1240 AV COMM CIRCUIT
[U1300]
 SWITCH CONN
[U1240]When either one of the following items is detected:
 multifunction switch power supply and ground circuits
are malfunctioning.
 AV communication circuits between AV control unit and
multifunction switch are malfunctioning.
 AV communication signal between AV control unit and
multifunction switch is malfunctioning. Multifunction switch power supply
and ground circuits.
Refer to AV- 4 6 6 , "
MULTIFUNC-
TION SWITCH : Diagnosis Proce-
dure".
 AV communication circuits be-
tween AV control unit and multi-
function switch.
U1300
U1248 AV COMM CIRCUIT
[U1300]
 DVD DECK CONN
[U1248]When either one of the following items is detected:
 DVD player power supply and ground circuits are mal-
functioning.
 AV communication circuits between BOSE amp. and
DVD player are malfunctioning.
 AV communication signal between AV control unit and
DVD player is malfunctioning. DVD player power supply and
ground circuits.
Refer to AV- 4 6 8 , "
DVD PLAYER :
Diagnosis Procedure".
 AV communication circuits be-
tween BOSE amp. and DVD player.
U1300
U124E AV COMM CIRCUIT
[U1300]
 AMP CONN [U124E]When either one of the following items is detected:
 BOSE amp. power supply and ground circuits are mal-
functioning.
 AV communication signal between AV control unit and
BOSE amp. is malfunctioning.BOSE amp. power supply and ground
circuits.
Refer to AV- 4 6 6 , "
BOSE AMP. : Diag-
nosis Procedure".
U1300
U1252 AV COMM CIRCUIT
[U1300]
 REAR-CAMERA LAN
CONN [U1252]When either one of the following items is detected:
 camera control unit power supply and ground circuits
are malfunctioning.
 AV communication signal between AV control unit and
camera control unit is malfunctioning.Camera control unit power supply
and ground circuits.
Refer to AV- 4 6 7 , "
CAMERA CON-
TROL UNIT : Diagnosis Procedure".
U1300
U125D AV COMM CIRCUIT
[U1300]
 DVD NAVI CONN
[U125D]NAVI control unit power supply and ground circuits are
malfunctioning.NAVI control unit power supply and
ground circuits.
Refer to AV- 4 6 4 , "
NAVI CONTROL
UNIT : Diagnosis Procedure".
U1300
U1248
U124E AV COMM CIRCUIT
[U1300]
 DVD DECK CONN
[U1248]
 AMP CONN [U124E]When either one of the following items is detected:
 AV communication circuits between NAVI control unit
and BOSE amp. are malfunctioning.
 AV communication signal between NAVI control unit
and BOSE amp. is malfunctioning.AV communication circuits between
NAVI control unit and BOSE amp.
U1300
U1248
U124E
U125D AV COMM CIRCUIT
[U1300]
 DVD DECK CONN
[U1248]
 AMP CONN [U124E]
 DVD NAVI CONN
[U125D]When either one of the following items is detected:
 AV communication circuits between camera control unit
and NAVI control unit are malfunctioning.
 AV communication signal between camera control unit
and NAVI control unit is malfunctioning.AV communication circuits between
camera control unit and NAVI control
unit.

AV
U1300 AV COMM CIRCUIT
AV-463
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
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U1300
U1248
U124E
U1252
U125D AV COMM CIRCUIT
[U1300]
 DVD DECK CONN
[U1248]
 AMP CONN [U124E]
 REAR-CAMERA LAN
CONN [U1252]
 DVD NAVI CONN
[U125D]With rear control switch
When either one of the following items is detected:
 malfunction is detected in AV communication circuits
between rear control switch and camera control unit.
 malfunction is detected in AV communication circuits
between camera control unit and NAVI control unit.  AV communication circuits be-
tween multifunction switch and rear
control switch.
 AV communication circuits be-
tween rear control switch and cam-
era control unit.
Without rear control switch
When either one of the following items is detected:
 malfunction is detected in AV communication circuits
between multifunction switch and camera control unit.
 malfunction is detected in AV communication circuits
between camera control unit and NAVI control unit.AV communication circuits between
multifunction switch and camera con-
trol unit.
U1300
U1240
U1248
U124E
U1252
U125D AV COMM CIRCUIT
[U1300]
 SWITCH CONN
[U1240]
 DVD DECK CONN
[U1248]
 AMP CONN [U124E]
 REAR-CAMERA LAN
CONN [U1252]
 DVD NAVI CONN
[U125D]When either one of the following items is detected:
 AV communication circuits between AV control unit and
multifunction switch are malfunctioning.
 AV communication signal between AV control unit and
multifunction switch is malfunctioning.AV communication circuits between
AV control unit and multifunction
switch. DTCDisplay contents of
CONSULT-IIIDescriptionPossible malfunction factor/Action to
take

AV-464
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
AV CONTROL UNIT
AV CONTROL UNIT : Diagnosis ProcedureINFOID:0000000003765895
1.CHECK FUSE
Check for blown fuses.
Is inspection result normal?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between AV control unit harness connectors and ground.
Is inspection result normal?
YES >> GO TO 3.
NO >> Check harness between AV control unit and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AV control unit connectors.
3. Check continuity between AV control unit harness connectors and ground.
Is inspection result normal?
YES >> INSPECTION END
NO >> Repair harness or connector.
NAVI CONTROL UNIT
NAVI CONTROL UNIT : Diagnosis ProcedureINFOID:0000000003765896
1.CHECK FUSE
Check for blown fuses.
Is inspection result normal?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
Power source Fuse No.
Battery 31
Ignition switch ACC or ON 19
Ignition switch ON or START 4
Signal name Connector No. Terminal No. Ignition switch position Voltage (Approx.)
Battery power supply
M12719 OFF
Battery voltage ACC power supply 7 ACC
Ignition signal M131 104 ON
Signal name Connector No. Terminal No. Ignition switch position Continuity
GroundM127 20
OFF Existed
M131 85
Power source Fuse No.
Battery 31
Ignition switch ACC or ON 19

AV
POWER SUPPLY AND GROUND CIRCUIT
AV-465
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
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2.CHECK POWER SUPPLY CIRCUIT
Check voltage between NAVI control unit harness connectors and ground.
Is inspection result normal?
YES >> GO TO 3.
NO >> Check harness between NAVI control unit and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connectors.
3. Check continuity between NAVI control unit harness connectors and ground.
Is inspection result normal?
YES >> INSPECTION END
NO >> Repair harness or connector.
DISPLAY UNIT
DISPLAY UNIT : Diagnosis ProcedureINFOID:0000000003765897
1.CHECK FUSE
Check for blown fuses.
Is inspection result normal?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between display unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 3.
NO >> Check harness between display unit and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector.
3. Check continuity between display unit harness connector and ground.
Signal name Connector No. Terminal No. Ignition switch position Voltage (Approx.)
Battery power supply
B2541OFF
Battery voltage
ACC power supply 3 ACC
Signal name Connector No. Terminal No. Ignition switch position Continuity
Ground B254 2 OFF Existed
Power source Fuse No.
Battery 31
Ignition switch ACC or ON 19
Signal name Connector No. Terminal No. Ignition switch position Voltage (Approx.)
Battery power supply
M492OFF
Battery voltage
ACC power supply 3 ACC
Signal name Connector No. Terminal No. Ignition switch position Continuity
Ground M491
OFF Existed
13

AV-466
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITH NAVIGATION]
POWER SUPPLY AND GROUND CIRCUIT
Is inspection result normal?
YES >> INSPECTION END
NO >> Repair harness or connector.
MULTIFUNCTION SWITCH
MULTIFUNCTION SWITCH : Diagnosis ProcedureINFOID:0000000003765898
1.CHECK FUSE
Check for blown fuses.
Is inspection result normal?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between multifunction switch harness connector and ground.
Is inspection result normal?
YES >> GO TO 3.
NO >> Check harness between multifunction switch and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect multifunction switch connector.
3. Check continuity between multifunction switch harness connector and ground.
Is inspection result normal?
YES >> INSPECTION END
NO >> Repair harness or connector.
BOSE AMP.
BOSE AMP. : Diagnosis ProcedureINFOID:0000000003765899
1.CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between BOSE amp. harness connector and ground.
Power source Fuse No.
Ignition switch ACC or ON 19
Signal name Connector No. Terminal No. Ignition switch position Voltage (Approx.)
ACC power supply M125 3 ACC Battery voltage
Signal name Connector No. Terminal No. Ignition switch position Continuity
Ground M125 1 OFF Existed
Power source Fuse No.
Battery 32, 33
Ignition switch ACC 19