2008 NISSAN LATIO Service Repair Manual

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Page 465 of 2771

NISSAN LATIO 2008 Service Repair Manual POWER DOOR LOCK SYSTEM
BL-31
< SERVICE INFORMATION >
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Wiring Diagram - D/LOCK -INFOID:0000000001703959
WITH INTELLIGENT KEY SYSTEM
WIWA1957E

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NISSAN LATIO 2008 Service Repair Manual BL-32
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
WIWA2267E

Page 467 of 2771

NISSAN LATIO 2008 Service Repair Manual POWER DOOR LOCK SYSTEM
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< SERVICE INFORMATION >
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WIWA1958E

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NISSAN LATIO 2008 Service Repair Manual BL-34
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
WIWA2268E

Page 469 of 2771

NISSAN LATIO 2008 Service Repair Manual POWER DOOR LOCK SYSTEM
BL-35
< SERVICE INFORMATION >
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Terminal and Reference Value for BCMINFOID:0000000001703960
Refer to BCS-11, "Terminal and Reference Value for

Page 470 of 2771

NISSAN LATIO 2008 Service Repair Manual BL-36
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
3. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to BL-103,
"Trouble Diagnosis Symptom Chart&

BL-36
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
3. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to BL-103,
"Trouble Diagnosis Symptom Chart" .
4. Does power door lock system operate normally? OK: GO TO 5, NG: GO TO 3.
5. Inspection End.
CONSULT-III Function (BCM)INFOID:0000000001703962
CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.
WORK SUPPORT
DATA MONITOR
*: With Remote Keyless Entry system
**: With Intelligent Key system
ACTIVE TEST
BCM
diagnostic test itemDiagnostic mode Description
Inspection by partWORK SUPPORTSupports inspections and adjustments. Commands are transmitted to the
BCM for setting the status suitable for required operation, input/output sig-
nals are received from the BCM and received date is displayed.
DATA MONITOR Displays BCM input/output data in real time.
ACTIVE TESTOperation of electrical loads can be checked by sending drive signal to
them.
SELF-DIAG RESULTS Displays BCM self-diagnosis results.
CAN DIAG SUPPORT MNTRThe result of transmit/receive diagnosis of CAN communication can be
read.
ECU PART NUMBER BCM part number can be read.
CONFIGURATION Performs BCM configuration read/write functions.
Work item Description
DOOR LOCK-UNLOCK SET Select unlock mode can be changed in this mode. Selects ON-OFF of select unlock mode.
ANTI-LOCK OUT SET Key reminder door mode can be changed in this mode. Selects ON-OFF of key reminder door mode.
Monitor item Content
IGN ON SW Indicates [ON/OFF] condition of ignition switch in ON position.
KEY ON SW Indicates [ON/OFF] condition of key switch.
CDL LOCK SW Indicates [ON/OFF] condition of lock signal from door lock and unlock switch.
CDL UNLOCK SW Indicates [ON/OFF] condition of unlock signal from door lock and unlock switch.
DOOR SW-DR Indicates [ON/OFF] condition of front door switch LH.
DOOR SW-AS Indicates [ON/OFF] condition of front door switch RH.
DOOR SW-RR Indicates [ON/OFF] condition of rear door switch RH.
DOOR SW-RL Indicates [ON/OFF] condition of rear door switch LH.
BACK DOOR SW Indicates [ON/OFF] condition of back door switch.
KEY CYL LK-SW Indicates [ON/OFF] condition of lock signal from key cylinder.
KEY CYL UN-SW Indicates [ON/OFF] condition of unlock signal from key cylinder.
KEYLESS LOCK* Indicates [ON/OFF] condition of lock signal from keyfob.
KEYLESS UNLOCK* Indicates [ON/OFF] condition of unlock signal from keyfob.
I-KEY LOCK** Indicates [ON/OFF] condition of lock signal from door request switch.
I-KEY UNLOCK** Indicates [ON/OFF] condition of unlock signal from door request switch.

Page 471 of 2771

NISSAN LATIO 2008 Service Repair Manual POWER DOOR LOCK SYSTEM
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< SERVICE INFORMATION >
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Trouble Diagnosis Symptom ChartINFOID:0000000001703963
BCM Power Supply and Ground CircuitINFOID:0000000001703964
R

POWER DOOR LOCK SYSTEM
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< SERVICE INFORMATION >
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Trouble Diagnosis Symptom ChartINFOID:0000000001703963
BCM Power Supply and Ground CircuitINFOID:0000000001703964
Refer to BCS-15, "BCM Power Supply and Ground Circuit Inspection" .
Door Switch Check (Hatchback)INFOID:0000000001703965
1.CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR", "BACK DOOR
SW") in DATA MONITOR mode with CONSULT–III. Refer to BL-36, "
CONSULT-III Function (BCM)" .
• When doors are open:
• When doors are closed:
Test item Content
ALL LOCKThis test is able to check all door lock actuators lock operation. These actuators lock when "ON"
on CONSULT–III screen is touched.
ALL UNLOCKThis test is able to check all door lock actuators unlock operation. These actuators unlock when
"ON" on CONSULT–III screen is touched.
DR UNLOCKThis test is able to check front door lock actuator LH unlock operation.These actuators lock
when "ON" on CONSULT–III screen is touched.
OTHER UNLOCKThis test is able to check door lock actuators (except front door lock actuator LH) unlock oper-
ation. These actuators unlock when "ON" on CONSULT–III screen is touched.
Symptom Repair order Refer to page
Key reminder door function does not operate properly.1. BCM power supply and ground circuit checkBCS-15
2. Door switch check (hatchback)BL-37
3. Door switch check (sedan)BL-40
4. Key switch (insert) checkBL-41
5. Replace BCM.BCS-18
Power door lock does not operate with door lock and un-
lock switch on main power window and door lock/unlock
switch or power window and door lock/unlock switch RH1. Door lock/unlock switch checkBL-42
2. Replace BCM.BCS-18
One or both rear door lock actuators do not operate. 1. Passenger select unlock relay circuit checkBL-48
Front door lock assembly LH (actuator) does not operate. 1. Front door lock assembly LH (actuator) checkBL-45
Specific door lock actuator does not operate. 1. Door lock actuator check (Front RH, Rear LH/RH)BL-46
Power door lock does not operate with front door key cyl-
inder switch operation.1. Front door key cylinder switch checkBL-47
2. Replace BCM.BCS-18
All power door locks do not operate.1. BCM power supply and ground circuit checkBCS-152. Door lock/unlock switch checkBL-42
3. Replace BCM.BCS-18
DOOR SW-DR : ON
DOOR SW-AS : ON
DOOR SW-RL : ON
DOOR SW-RR : ON
BACK DOOR SW : ON

Page 472 of 2771

NISSAN LATIO 2008 Service Repair Manual BL-38
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 43, 47, 48 and ground.
OK or NG
OK >> Door switch circuit is O

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