Condition NISSAN TEANA 2008 Service Manual

AV-230
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
U1274, U1275, U1276, U1277 REAR LEFT SQUAWKER/LEFT WOOFER
U1274, U1275, U1276, U1277 REAR LEFT SQUAWKER/LEFT WOOFER
DescriptionINFOID:0000000003901600
DTC LogicINFOID:0000000003901601
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901602
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 woofer LH circuit harness or connector.
NO >> Refer to GI section. Refer to GI-35, "
Intermittent Incident".
Part name Description
REAR RIGHT SQUAWKER Outputs sound signal from BOSE amp.
 Outputs sound (high and mid range).
RIGHT WOOFER Outputs sound signal from BOSE amp.
 Outputs low frequency sound.
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U1274RL-SURROUND SP
OPEN [U1274]Sound signal woofer LH circuit is open. Check sound signal woofer LH circuit.
U1275RL-SURROUND SP
SHORT [U1275]Sound signal woofer LH circuit is shorted between woofer
LH signal (+) and woofer LH signal (-).Check sound signal woofer LH circuit.
U1276RL-SURROUND SP
GND- SHORT [U1276]Sound signal woofer LH circuit to ground is shorted. Check sound signal woofer LH circuit.
U1277RL-SURROUND SP
VB-SHORT [U1277]Sound signal woofer LH circuit to battery is shorted. Check sound signal woofer LH circuit.

AV
U1278, U1279, U127A, U127B REAR LEFT DOOR SPEAKER
AV-231
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
U1278, U1279, U127A, U127B REAR LEFT DOOR SPEAKER
DescriptionINFOID:0000000003901603
DTC LogicINFOID:0000000003901604
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901605
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 rear speaker LH circuit harness or connector.
NO >> Refer to GI section. Refer to GI-35, "
Intermittent Incident".
Part name Description
REAR LEFT DOOR SPEAKER Outputs sound signal from BOSE amp.
 Outputs sound (mid and low range).
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U1278RL- SP/FL-WOOFER
OPEN [U1278]Sound signal rear speaker LH circuit is open.Check sound signal rear speaker LH
circuit.
U1279RL- SP/FL-WOOFER
SHORT [U1279]Sound signal rear speaker LH circuit is shorted between
rear speaker LH signal (+) and rear speaker LH signal (-).Check sound signal rear speaker LH
circuit.
U127ARL- SP/FL-WOOFER
GND- SHORT [U127A]Sound signal rear speaker LH circuit to ground is shorted.Check sound signal rear speaker LH
circuit.
U127BRL- SP/FL-WOOFER
VB-SHORT [U127B]Sound signal rear speaker LH circuit to battery is shorted.Check sound signal rear speaker LH
circuit.

AV-232
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
U127C, U127D, U127E, U127F FRONT LEFT DOOR SPEAKER
U127C, U127D, U127E, U127F FRONT LEFT DOOR SPEAKER
DescriptionINFOID:0000000003901606
DTC LogicINFOID:0000000003901607
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901608
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 speaker LH circuit harness or connector.
NO >> Refer to GI section. Refer to GI-35, "
Intermittent Incident".
Part name Description
FRONT LEFT DOOR SPEAKER Outputs sound signal from BOSE amp.
 Outputs sound (mid and low range).
DTCDisplay contents of
CONSULT-IIIDTC Detection Condition Possible causes
U127CFL- DOOR SP OPEN
[U127C]Sound signal front speaker LH circuit is open.Check sound signal front speaker LH
circuit.
U127DFL- DOOR SP SHORT
[U127D]Sound signal front speaker LH circuit is shorted between
front speaker LH signal (+) and front speaker LH signal (-).Check sound signal front speaker LH
circuit.
U127EFL- DOOR SP GND-
SHORT [U127E]Sound signal front speaker LH circuit to ground is shorted.Check sound signal front speaker LH
circuit.
U127FFL- DOOR SP VB-
SHORT [U127F]Sound signal front speaker LH circuit to battery is shorted.Check sound signal front speaker LH
circuit.

AV
U1294, U1295, U1296, U1297 FRONT RIGHT SQUAWKER
AV-233
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
U1294, U1295, U1296, U1297 FRONT RIGHT SQUAWKER
DescriptionINFOID:0000000003901609
DTC LogicINFOID:0000000003901610
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901611
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-234
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
U1298, U1299, U129A, U129B FRONT LEFT SQUAWKER
U1298, U1299, U129A, U129B FRONT LEFT SQUAWKER
DescriptionINFOID:0000000003901612
DTC LogicINFOID:0000000003901613
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000003901614
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
RGB (R: RED) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)
AV-241
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
RGB (R: RED) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)
DescriptionINFOID:0000000003765703
Transmit the image displayed with AV control unit with RGB signal to the display unit.
Diagnosis ProcedureINFOID:0000000003901185
1.CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.
4. Check continuity between display unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK RGB (R: RED) SIGNAL
1. Connect display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector terminal and ground using an oscilloscope.
Is inspection result normal?
YES >> Replace display unit.
NO >> Replace AV control unit.
Display unit AV control unit
Continuity
Connector Terminal Connector Terminal
M49 17M12940 Existed
Display unit
GroundContinuity
Connector Terminal
M49 17 Not existed
(+)
(−) Condition Reference value Display unit
Connector Terminal
M49 17 GroundStart Confirmation / Adjustment
mode, and then display color bar
by selecting “Color Spectrum Bar”
on DISPLAY DIAGNOSIS screen.
SKIB2238J

AV-242
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
RGB (G: GREEN) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)
RGB (G: GREEN) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY
UNIT)
DescriptionINFOID:0000000003765705
Transmit the image displayed with AV control unit or NAVI control unit with RGB signal to the display unit.
Diagnosis ProcedureINFOID:0000000003901186
1.CHECK CONTINUITY RGB (G: GREEN) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.
4. Check continuity between display unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK RGB (G: GREEN) SIGNAL
1. Connect display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector terminal and ground using an oscilloscope.
Is inspection result normal?
YES >> Replace display unit.
NO >> Replace AV control unit.
Display unit AV control unit
Continuity
Connector Terminal Connector Terminal
M49 6 M129 39 Existed
Display unit
GroundContinuity
Connector Terminal
M49 6 Not existed
(+)
(−) Condition Reference value Display unit
Connector Terminal
M49 6 GroundStart Confirmation / Adjustment
mode, and then display color bar
by selecting “Color Spectrum Bar”
on DISPLAY DIAGNOSIS screen.
SKIB2236J

AV
RGB (B: BLUE) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)
AV-243
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
RGB (B: BLUE) SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY UNIT)
DescriptionINFOID:0000000003765707
Transmit the image displayed with AV control unit or NAVI control unit with RGB signal to the display unit.
Diagnosis ProcedureINFOID:0000000003901187
1.CHECK CONTINUITY RGB (B: BLUE) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.
4. Check continuity between display unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK RGB (B: BLUE) SIGNAL
1. Connect display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector terminal and ground using an oscilloscope.
Is inspection result normal?
YES >> Replace display unit.
NO >> Replace AV control unit.
Display unit AV control unit
Continuity
Connector Terminal Connector Terminal
M49 18M12938 Existed
Display unit
GroundContinuity
Connector Terminal
M49 18 Not existed
(+)
(−) Condition Reference value Display unit
Connector Terminal
M49 18 GroundStart Confirmation / Adjustment
mode, and then display color bar
by selecting “Color Spectrum Bar”
on DISPLAY DIAGNOSIS screen.
SKIB2237J

AV-244
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
RGB SYNCHRONIZING SIGNAL CIRCUIT (AV CONTROL UNIT TO DISPLAY
UNIT)
RGB SYNCHRONIZING SIGNAL CIRCUIT (AV CONTROL UNIT TO DIS-
PLAY UNIT)
DescriptionINFOID:0000000003765709
Transmit the RGB synchronizing signal to the display unit so as to synchronize the RGB image displayed with
AV control unit or NAVI control unit.
Diagnosis ProcedureINFOID:0000000003901188
1.CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.
4. Check continuity between display unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK RGB SYNCHRONIZING SIGNAL
1. Connect display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector terminal and ground using an oscilloscope.
Is inspection result normal?
YES >> Replace display unit.
NO >> Replace AV control unit.
Display unit AV control unit
Continuity
Connector Terminal Connector Terminal
M49 19M12941 Existed
Display unit
GroundContinuity
Connector Terminal
M49 19 Not existed
(+)
(−) Condition Reference value Display unit
Connector Terminal
M49 19 Ground —
SKIB3603E

AV
RGB AREA (YS) SIGNAL CIRCUIT
AV-245
< COMPONENT DIAGNOSIS >[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
RGB AREA (YS) SIGNAL CIRCUIT
DescriptionINFOID:0000000003765711
Transmits the display area of RGB image displayed by AV control unit or NAVI control unit with RGB area (YS)
signal to display unit.
Diagnosis ProcedureINFOID:0000000003901189
1.CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect display unit connector and AV control unit connector.
3. Check continuity between display unit harness connector and AV control unit harness connector.
4. Check continuity between display unit harness connector terminal 9 and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK RGB SYNCHRONIZING SIGNAL
1. Connect display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit harness connector terminal and ground using an oscilloscope.
Is inspection result normal?
YES >> Replace display unit.
NO >> Replace AV control unit.
Display unit AV control unit
Continuity
Connector Terminal Connector Terminal
M49 9 M129 43 Existed
Display unit
GroundContinuity
Connector Terminal
M49 9 Not existed
(+)
(−) Condition Reference value Display unit
Connector Terminal
M49 9 GroundWhen RGB image is displayed. Approx. 5 V
When AUX image is displayed.
PKIB4948J