Page 1265 of 5121
U1010 CONTROL UNIT (CAN)
DLK-49
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U1010 CONTROL UNIT (CAN)
BCM
BCM : DTC LogicINFOID:0000000003794775
DTC DETECTION LOGIC
BCM : Diagnosis ProcedureINFOID:0000000003794776
1.REPLACE BCM
When DTC [U1010] is detected, replace BCM.
>> Replace BCM. Refer to BCS-78, "
Removal and Installation"
BCM : Special Repair RequirementINFOID:0000000003794777
1.REQUIRED WORK WHEN REPLACING BCM
Initialize control unit. Refer to CONSULT-III operation manual NATS-IVIS/NVIS.
>> Work end.
DTC
No.Trouble diagnosis name DTC detecting condition Possible cause
U1010 CONTROL UNIT (CAN) BCM detected internal CAN communication circuit malfunction. BCM
Page 1266 of 5121
![NISSAN TEANA 2008 Service Manual DLK-50
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2621 INSIDE KEY ANTENNA 1
B2621 INSIDE KEY ANTENNA 1
DescriptionINFOID:0000000003794823
Detects whether Intelligent Key is inside the vehic NISSAN TEANA 2008 Service Manual DLK-50
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2621 INSIDE KEY ANTENNA 1
B2621 INSIDE KEY ANTENNA 1
DescriptionINFOID:0000000003794823
Detects whether Intelligent Key is inside the vehic](/manual-img/5/57391/w960_57391-1265.png)
DLK-50
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2621 INSIDE KEY ANTENNA 1
B2621 INSIDE KEY ANTENNA 1
DescriptionINFOID:0000000003794823
Detects whether Intelligent Key is inside the vehicle.
Installed in the instrument center.
DTC LogicINFOID:0000000003794824
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on Work Support” in “INTELLIGENT KEY”.
2. Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is inside key antenna DTC detected?
YES >> Refer to DLK-50, "Diagnosis Procedure".
NO >> Inside key antenna (instrument center) is OK.
Diagnosis ProcedureINFOID:0000000003794825
1.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 2.
2.CHECK INSIDE KEY ANTENNA CIRCUIT
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2621INSIDE ANTENNA 1
CIRCUITAn excessive high or low voltage from inside anten-
na is sent to BCM. Inside key antenna (instrument
center)
Between BCM and Inside key an-
tenna (instrument center)
(+)
(–) ConditionSignal
(Reference value.) BCM
Connector Terminal
M122 78, 79 GroundPlace Intelligent Key inside the vehi-
cle.
Place Intelligent Key outside the ve-
hicle.
JMKIA0062GB
JMKIA0063GB
Page 1267 of 5121
![NISSAN TEANA 2008 Service Manual B2621 INSIDE KEY ANTENNA 1
DLK-51
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1. Disconnect BCM and inside key antenna connector (instrument center).
2. Check NISSAN TEANA 2008 Service Manual B2621 INSIDE KEY ANTENNA 1
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1. Disconnect BCM and inside key antenna connector (instrument center).
2. Check](/manual-img/5/57391/w960_57391-1266.png)
B2621 INSIDE KEY ANTENNA 1
DLK-51
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1. Disconnect BCM and inside key antenna connector (instrument center).
2. Check continuity between BCM harness connector and inside key antenna (instrument center) harness
connector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace inside key antenna (instrument center). (New antenna or other antenna)
2. Connect BCM and inside key antenna (instrument center) connector.
3. Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> Replace inside key antenna (instrument center). Refer to DLK-235, "INSTRUMENT CENTER :
Removal and Installation".
NO >> Replace BCM. Refer to BCS-78, "
Removal and Installation".
4.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
BCM Inside key antenna (instrument center)
Continuity
Connector Terminal Connector Terminal
M12278
M1052
Existed
79 1
BCM
GroundContinuity
Connector Terminal
M12278
Not existed
79
(+)
(–) ConditionSignal
(Reference value.) BCM
Connector Terminal
M122 78, 79 GroundPlace Intelligent Key inside the vehi-
cle.
Place Intelligent Key outside the ve-
hicle.
JMKIA0062GB
JMKIA0063GB
Page 1268 of 5121
![NISSAN TEANA 2008 Service Manual DLK-52
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2622 INSIDE KEY ANTENNA 2
B2622 INSIDE KEY ANTENNA 2
DescriptionINFOID:0000000003794826
Detects whether Intelligent Key is inside the vehic NISSAN TEANA 2008 Service Manual DLK-52
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2622 INSIDE KEY ANTENNA 2
B2622 INSIDE KEY ANTENNA 2
DescriptionINFOID:0000000003794826
Detects whether Intelligent Key is inside the vehic](/manual-img/5/57391/w960_57391-1267.png)
DLK-52
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2622 INSIDE KEY ANTENNA 2
B2622 INSIDE KEY ANTENNA 2
DescriptionINFOID:0000000003794826
Detects whether Intelligent Key is inside the vehicle.
Installed in the console.
DTC LogicINFOID:0000000003794827
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “Work Support” in “INTELLIGENT KEY”.
2. Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is inside key antenna DTC detected?
YES >> Refer to DLK-52, "Diagnosis Procedure".
NO >> Inside key antenna (console) is OK.
Diagnosis ProcedureINFOID:0000000003794828
1.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 2.
2.CHECK INSIDE KEY ANTENNA CIRCUIT
1. Disconnect BCM and inside key antenna (console) connector.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2622INSIDE ANTENNA 2
CIRCUITAn excessive high or low voltage from inside anten-
na is sent to BCM. Inside key antenna (console)
Between BCM and Inside key an-
tenna (console)
(+)
(–) ConditionSignal
(Reference value.) BCM
Connector Terminal
M122 72, 73 GroundPlace Intelligent Key inside the vehi-
cle.
Place Intelligent Key outside the vehi-
cle.
JMKIA0062GB
JMKIA0063GB
Page 1269 of 5121
![NISSAN TEANA 2008 Service Manual B2622 INSIDE KEY ANTENNA 2
DLK-53
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2. Check continuity between BCM harness connector and inside key antenna (consol NISSAN TEANA 2008 Service Manual B2622 INSIDE KEY ANTENNA 2
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2. Check continuity between BCM harness connector and inside key antenna (consol](/manual-img/5/57391/w960_57391-1268.png)
B2622 INSIDE KEY ANTENNA 2
DLK-53
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2. Check continuity between BCM harness connector and inside key antenna (console) harness connector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace inside key antenna (console). (New antenna or other antenna)
2. Connect BCM and inside key antenna (console) connector.
3. Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> Replace inside key antenna (console). Refer to DLK-236, "CONSOLE : Removal and Installation".
NO >> Replace BCM. Refer to BCS-78, "
Removal and Installation".
4.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
BCM Inside key antenna (console)
Continuity
Connector Terminal Connector Terminal
M12272
M2622
Existed
73 1
BCM
GroundContinuity
Connector Terminal
M12272
Not existed
73
(+)
(–) ConditionSignal
(Reference value.) BCM
Connector Terminal
M122 72, 73 GroundPlace Intelligent Key inside the vehi-
cle.
Place Intelligent Key outside the vehi-
cle.
JMKIA0062GB
JMKIA0063GB
Page 1270 of 5121
![NISSAN TEANA 2008 Service Manual DLK-54
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2623 INSIDE KEY ANTENNA 3
B2623 INSIDE KEY ANTENNA 3
DescriptionINFOID:0000000003794829
Detects whether Intelligent Key is inside the vehic NISSAN TEANA 2008 Service Manual DLK-54
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2623 INSIDE KEY ANTENNA 3
B2623 INSIDE KEY ANTENNA 3
DescriptionINFOID:0000000003794829
Detects whether Intelligent Key is inside the vehic](/manual-img/5/57391/w960_57391-1269.png)
DLK-54
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
B2623 INSIDE KEY ANTENNA 3
B2623 INSIDE KEY ANTENNA 3
DescriptionINFOID:0000000003794829
Detects whether Intelligent Key is inside the vehicle.
Installed in the trunk room.
DTC LogicINFOID:0000000003794830
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “Work Support” in “INTELLIGENT KEY”.
2. Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is inside key antenna DTC detected?
YES >> Refer to DLK-54, "Diagnosis Procedure".
NO >> Inside key antenna (trunk room) is OK.
Diagnosis ProcedureINFOID:0000000003794831
1.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 2.
2.CHECK INSIDE KEY ANTENNA CIRCUIT
1. Disconnect BCM and inside key antenna (trunk room) connector.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2623INSIDE ANTENNA 3
CIRCUITAn excessive high or low voltage from inside anten-
na is sent to BCM. Inside key antenna (trunk room)
Between BCM and Inside key an-
tenna (trunk room)
(+)
(–) ConditionSignal
(Reference value.) BCM
Connector Terminal
M121 34, 35 GroundPlace Intelligent Key inside the vehi-
cle.
Place Intelligent Key outside the ve-
hicle.
JMKIA0062GB
JMKIA0063GB
Page 1271 of 5121
![NISSAN TEANA 2008 Service Manual B2623 INSIDE KEY ANTENNA 3
DLK-55
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2. Check continuity between BCM harness connector and inside key antenna (trunk NISSAN TEANA 2008 Service Manual B2623 INSIDE KEY ANTENNA 3
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2. Check continuity between BCM harness connector and inside key antenna (trunk](/manual-img/5/57391/w960_57391-1270.png)
B2623 INSIDE KEY ANTENNA 3
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2. Check continuity between BCM harness connector and inside key antenna (trunk room) harness connec-
tor.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace inside key antenna (trunk room). (New antenna or other antenna)
2. Connect BCM and inside key antenna (trunk room) connector.
3. Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> Replace inside key antenna (trunk room). Refer to DLK-237, "TRUNK ROOM : Removal and
Installation".
NO >> Replace BCM. Refer to BCS-78, "
Removal and Installation".
4.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
BCM Inside key antenna
Continuity
Connector Terminal Connector Terminal
M12134
B862
Existed
35 1
BCM
GroundContinuity
Connector Terminal
M12134
Not existed
35
(+)
(–) ConditionSignal
(Reference value.) BCM
Connector Terminal
M121 34, 35 GroundPlace Intelligent Key inside the ve-
hicle.
Place Intelligent Key outside the
vehicle.
JMKIA0062GB
JMKIA0063GB
Page 1272 of 5121
![NISSAN TEANA 2008 Service Manual DLK-56
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM (BODY CONTROL MODULE)
BCM (BODY CONTROL MODULE) : Diagnosis ProcedureINF NISSAN TEANA 2008 Service Manual DLK-56
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM (BODY CONTROL MODULE)
BCM (BODY CONTROL MODULE) : Diagnosis ProcedureINF](/manual-img/5/57391/w960_57391-1271.png)
DLK-56
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM (BODY CONTROL MODULE)
BCM (BODY CONTROL MODULE) : Diagnosis ProcedureINFOID:0000000003794832
1.CHECK FUSE AND FUSIBLE LINK
1. Turn ignition switch OFF.
2. Check that the following fuse and fusible link are not fusing.
Is the fuse fusing?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO >> GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connectors.
2. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Repair or replace harness.
Terminal No. Signal name Fuse and fusible link No.
1
Battery power supplyI (40A)
1110 (10A)
(+)
(−)Vo l ta g e
(Approx.) BCM
Connector Terminal
M118 1
Ground Battery voltage
M119 11
BCM
GroundContinuity
Connector Terminal
M119 13 Existed