2010 NISSAN LATIO Service Repair Manual

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Page 545 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-36
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
WIWA1960E
Revision: January 20102010 Versa

Page 546 of 3745

NISSAN LATIO 2010 Service Repair Manual POWER DOOR LOCK SYSTEMBL-37
< SERVICE INFORMATION >
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Terminal and Reference Value for BCMINFOID:0000000005612413
Te r m i n a l Wire
color Signal name Signal
input/
ou

Page 547 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-38
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
15 WTire pressure warning
check connector
Input OFF
—5V
18 V Remote keyless entry
receiver (ground) Output OFF
—0V
19 BR Remote keyless entry

Page 548 of 3745

NISSAN LATIO 2010 Service Repair Manual POWER DOOR LOCK SYSTEMBL-39
< SERVICE INFORMATION >
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301LG Back door/trunk out-
put Output —Back door open (switch
closed)
0V
Back door closed (switch
open) 5V
30
3L

Page 549 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-40
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
435R Back door switch Input OFFON (open) 0V
OFF (closed)
Battery voltage
44
5LG Rear wiper auto stop Input ON Rear wiper operating 0
Rear wiper sto

Page 550 of 3745

NISSAN LATIO 2010 Service Repair Manual POWER DOOR LOCK SYSTEMBL-41
< SERVICE INFORMATION >
C
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M A
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1: With Intelligent Key
2: Without Intelligent Key
3: Hatchback without Intelligent Key
4: Sedan without Intelligent

POWER DOOR LOCK SYSTEMBL-41
< SERVICE INFORMATION >
C
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J
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M A
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BL
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1: With Intelligent Key
2: Without Intelligent Key
3: Hatchback without Intelligent Key
4: Sedan without Intelligent Key
5: Hatchback
6: Sedan
7: With power door locks
8: With power windows
Work FlowINFOID:0000000005396561
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to BL-23, "
System Description" .
3. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to BL-119,
"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:0000000005396562
CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.
WORK SUPPORT
657SB All door lock actuators
(lock) Output OFFOFF (neutral)
0V
ON (lock) Battery voltage
66
7G Front door lock actua-
tor RH, rear door lock
actuators LH/RH (un-
lock) Output OFFOFF (neutral)
0V
ON (unlock) Battery voltage
67 B Ground Input ON—0V
68
8L Power window power
supply (RAP)
Output —Ignition switch ON
Battery voltage
Within 45 seconds after igni-
tion switch OFF Battery voltage
More than 45 seconds after ig-
nition switch OFF 0V
When front door LH or RH is
open or power window timer
operates 0V
69
8P Battery power supply OutputOFF
— Battery voltage
70 Y Battery power supply Input OFF —Battery voltage
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
Diagnostic mode
Description
WORK SUPPORT Supports inspections and adjustments. Commands are transmitted to the BCM for setting the status
suitable for required operation, input/output signals are received from the BCM and received date
is displayed.
DATA MONITOR Displays BCM input/output data in real time. ACTIVE TEST Operation of electrical loads can be checked by sending drive signal to them.
SELF DIAGNOSTIC RESULT Displays BCM self-diagnosis results.
CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of CAN communication can be read. ECU IDENTIFICATION BCM part number can be read.CONFIGURATION Performs BCM configuration read/write functions.
Revision: January 20102010 Versa

Page 551 of 3745

NISSAN LATIO 2010 Service Repair Manual BL-42
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
DATA MONITOR
*: With Remote Keyless Entry system
**: With Intelligent Key system
ACTIVE TEST
Work item Description
DOOR LOCK-UNLOCK SET Select unlo

BL-42
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
DATA MONITOR
*: With Remote Keyless Entry system
**: With Intelligent Key system
ACTIVE TEST
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.
AUTOMATIC DOOR LOCK
SELECT The following modes can be selected for automatic door lock function:
• VH SPD: All doors are locked when vehicle speed is more than 15 MPH (25 km/h) (factory setting).
• SHIFT OUT OF P: Not allowed.
AUTOMATIC DOOR UN-
LOCK SELECT The following modes can be selected for automatic door unlock function:
• MODE1: Allowed (factory setting for vehicles with Intelligent Key). All doors are unlocked when
the ignition switch is turned from ON to OFF.
• MODE2: Not allowed.
• MODE3: Allowed (factory setting for vehicles without Intelligent Key). All doors are unlocked when
the key is removed from the ignition switch.
• MODE4: Not allowed.
• MODE5: Not allowed.
• MODE6: Not allowed.
AUTOMATIC LOCK/UNLOCK
SELECT •ON
•OFF
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.
Test item Content
DOOR LOCK This test is able to check door lock operation [ALL LCK/ALL ULK/DR UNLK/OTR ULK].
Revision: January 20102010 Versa

Page 552 of 3745

NISSAN LATIO 2010 Service Repair Manual POWER DOOR LOCK SYSTEMBL-43
< SERVICE INFORMATION >
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Trouble Diagnosis Symptom ChartINFOID:0000000005396563
BCM Power Supply and Gr ound Circuit InspectionINFOID:0000000

POWER DOOR LOCK SYSTEMBL-43
< SERVICE INFORMATION >
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Trouble Diagnosis Symptom ChartINFOID:0000000005396563
BCM Power Supply and Gr ound Circuit InspectionINFOID:0000000005612414
1.CHECK FUSES AND FUSIBLE LINK
• Check 40A fusible link (letter g , located in the fuse and fusible link box).
• Check 10A fuses [No. 6, 8 and 20, lo cated in the fuse block (J/B)].
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 PG-
4, "Schematic" .
2.CHECK BCM POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM connectors and ground.
Symptom Repair orderRefer to page
Key reminder door function does not operate properly. 1. BCM power supply and ground circuit check
BCS-16
2. Door switch check (hatchback) BL-44
3. Door switch check (sedan)BL-47
4. Key switch (insert) checkBL-48
5. Replace BCM.BCS-19
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 check
BL-49
2. Replace BCM.BCS-19
One or both rear door lock actuators do not operate. 1. Passenger select unlock relay circuit check BL-55
Front door lock assembly LH (actuator) does not operate. 1. Front door lock assembly LH (actuator) checkBL-52
Specific door lock actuator does not operate.1. Door lock actuator check (Front RH, Rear LH/RH) BL-53
Power door lock does not operate with front door key cyl-
inder switch operation.1. Front door key cylinder switch check
BL-54
2. Replace BCM.BCS-19
All power door locks do not operate.1. BCM power supply and ground circuit check
BCS-162. Door lock/unlock switch check BL-49
3. Replace BCM.BCS-19
Vehicle speed sensing auto door LOCK operation does
not operate.1. Ensure automatic door lock/unlock function (lock
operation) is enabled.
BL-41
2. Check combination meter vehicle speed signal.
DI-16
3. Check intermittent incident.GI-22
Ignition OFF interlock auto door UNLOCK function does
not operate.1. Ensure automatic door lock/unlock function (unlock
operation) is enabled.
BL-41
2. Check BCM for DTCs.
BCS-18
3. Check intermittent incident. GI-22
LIIA2415E
Revision: January 20102010 Versa

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