2011 NISSAN LATIO lock

BL-236
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Symptom Chart
INFOID:0000000005929421
SYMPTOM PROCEDURE Diagnostic procedure
1 Vehicle security
system cannot be
set by ···· AII items
Diagnostic Procedure 1 (Door switch check) (Hatchback)
Refer to
BL-237, "
Diagnosis Procedure 1".
Diagnostic Procedure 7 (Door switch check) (Sedan)
Refer to BL-241, "
Diagnosis Procedure 7".
Diagnostic Procedure 8 (Trunk switch check) (Sedan)
Refer to BL-242, "
Diagnosis Procedure 8".
If the above systems are “OK”, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
Lock/unlock switch Diagnostic Procedure 6 (Door lock/unlock switch check)
Refer to
BL-241, "
Diagnosis Procedure 6".
If the above systems are “OK”, check main power window and door lock/un-
lock switch. Refer to GW-19
.
Door outside key (driver) Diagnostic Procedure 3 (Door key cylinder switch check)
Refer to
BL-240, "
Diagnosis Procedure 3".
If the above systems are “OK”, check main power window and door lock/un-
lock switch. Refer to GW-19
.
Intelligent key Check Intelligent Key entry function. Refer to
BL-88, "
System Description"
If the above systems are “OK”, replace BCM. Refer to BCS-19, "Removal
and Installation of BCM".
Keyfob (without Intelligent Key) Check remote keyless entry function. Refer to
BL-69, "
Preliminary Check".
If the above systems are “OK”, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
2 Security indicator
does not turn
“ON”.
Security indicator lamp Diagnostic Procedure 2 (Security indicator lamp check)
Refer to
BL-239, "
Diagnosis Procedure 2".
If the above systems are “OK”, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
3 *1 Vehicle security
system does not
alarm when ····
Any door or trunk is opened. Diagnostic Procedure 1 (Door switch check) (hatchback)
Refer to
BL-237, "
Diagnosis Procedure 1".
Diagnostic Procedure 7 (Door switch check) (Sedan)
Refer to BL-241, "
Diagnosis Procedure 7".
Diagnostic Procedure 8 (Trunk switch check) (Sedan)
Refer to BL-242, "
Diagnosis Procedure 8".
If the above systems are “OK”, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
4 Vehicle security
alarm does not ac-
tivate. Horn alarm
Diagnostic Procedure 4 (Vehicle security horn alarm check).
Refer to
BL-240, "
Diagnosis Procedure 4".
If the above systems are “OK”, check horn system.
Refer to WW-40
.
Head lamp alarm Diagnostic Procedure 5 (Head lamp alarm check).
Refer to
BL-240, "
Diagnosis Procedure 5".
If the above systems are “OK”, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
Revision: May 2010 2011 Versa

VEHICLE SECURITY (THEFT WARNING) SYSTEMBL-237
< SERVICE INFORMATION >
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*1 : Make sure the system is in the armed phase.
Diagnosis Procedure 1INFOID:0000000005929422
1-1 DOOR SWITCH CHECK (HATCHBACK)
1.CHECK DOOR SWITCHES INPUT SIGNALWith 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-41, "
CONSULT-III Function (BCM)".
• When doors are open:
• When doors are closed:
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 43, 47, 48 and ground.
5 Vehicle security
system cannot be
canceled by ···· Door outside key (driver)
Diagnostic Procedure 3 (Door key cylinder switch check).
Refer to BL-240, "
Diagnosis Procedure 3".
If the above systems are “OK”, check main power window and door lock/un-
lock switch. Refer to GW-19
.
Trunk key cylinder switch (se-
dan) Diagnostic Procedure 9 (Trunk key cylinder switch check) (Sedan)
Refer to BL-244, "
Diagnosis Procedure 9".
Intelligent key Check Intelligent Key entry function. Refer to
BL-88, "
System Description"
If the above systems are “OK”, replace BCM. Refer to BCS-19, "Removal
and Installation of BCM".
Keyfob (without Intelligent Key) Check remote keyless entry function. Refer to
BL-69, "
Preliminary Check".
If the above systems are “OK”, replace BCM. Refer to BCS-19, "
Removal
and Installation of BCM".
SYMPTOM
PROCEDURE Diagnostic procedure
DOOR SW-DR : ON
DOOR SW-AS : ON
DOOR SW-RL : ON
DOOR SW-RR : ON
BACK DOOR SW : ON
DOOR SW-DR : OFF
DOOR SW-AS : OFF
DOOR SW-RL : OFF
DOOR SW-RR : OFF
BACK DOOR SW : OFF
Connector ItemTe r m i n a l s
ConditionVoltage (V)
(Approx.)
( + ) ( – )
LIIA1041E
Revision: May 2010 2011 Versa

BL-238
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2
2.CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector (B) B8 (front LH), B108 (front RH) terminal 2 or (C) B6
(rear LH), B116 (rear RH) terminal 1 or back door lock assembly connector (D) D405 terminal 3 and BCM
connectors (A) M18, M19 terminals 12, 13, 43, 47 and 48.
4. Check continuity between door switch connector (B) B8 (front
LH), B108 (front RH) terminal 2 or (C) B6 (rear LH), B116 (rear
RH) terminal 1 or back door lock assembly connector (D) D405
terminal 3 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK DOOR SWITCHES
FRONT AND REAR DOORS
Check continuity between front door switch terminal 2 or rear door
switch terminal 1 and exposed metal of switch while pressing and
releasing switch.
M18 Front door
switch RH 12
Ground Open
↓
Closed 0
↓
Battery voltage
Rear door
switch RH 13
M19 Back door
switch 43
Front door switch LH 47
Rear door switch LH 48
1 - 13
: Continuity should exist.
1 - 48 : Continuity should exist.
2 - 12 : Continuity should exist.
2 - 47 : Continuity should exist.
3 - 43 : Continuity should exist.
1 - Ground : Continuity should not exist.
2 - Ground : Continuity should not exist.
3 - Ground : Continuity should not exist.
WIIA1244E
Door switch is released : Continuity should exist.
Door switch is pushed : Co ntinuity should not exist.
PIIB6899E
Revision: May 2010 2011 Versa

VEHICLE SECURITY (THEFT WARNING) SYSTEMBL-239
< SERVICE INFORMATION >
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BACK DOOR
Check continuity between back door lock assembly connector (back
door switch) terminals 3 and 4 while pressing (closing back door)
and releasing (opening back door) switch.
OK or NG
OK1 >> (Front and rear doors) Switch circuit is OK.
OK2 >> (Back door) GO TO 4
NG >> Replace door switch.
4.CHECK BACK DOOR SWITCH GROUND
Check continuity between back door lock assembly connector D405
terminal 4 and ground.
OK or NG
OK1 >> Back door switch circuit is OK (without Intelligent Key).
OK2 >> GO TO 5 (with Intelligent Key).
NG >> Repair or replace harness.
5.CHECK BACK DOOR SWITCH SIGNAL FOR SHORT
1. Disconnect Intelligent Key unit.
2. Check continuity between BCM connector M18 terminal 30 and ground.
OK or NG
OK >> Back door switch circuit is OK.
NG >> Repair or replace harness.
Diagnosis Procedure 2INFOID:0000000005929423
SECURITY INDICATOR LAMP CHECK
1.SECURITY INDICATOR LAMP ACTIVE TEST
With CONSULT-III
Check "THEFT IND” in "ACTIVE TEST" mode with CONSULT-III.
Without CONSULT-III
1. Disconnect BCM. When back door is open : Continuity should exist.
When back door is closed : Continuity shou
ld not exist.
WIIA1245E
4 - Ground: Continuity should exist.
WIIA1246E
30 - Ground : Continuity should not exist.
WIIA1299E
Revision: May 2010 2011 Versa

BL-240
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
2. Check voltage between BCM harness connector M18 terminal
23 and ground.
OK or NG
OK >> Security indicator lamp is OK.
NG >> GO TO 2.
2.SECURITY INDICATOR LAMP CHECK
Check security indicator lamp condition.
OK or NG
OK >> GO TO 3.
NG >> Replace security indicator lamp.
3.CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and combination meter.
3. Check continuity between BCM connector (A) M18 terminal 23 and combination meter connector (B) M24 terminal 18.
4. Check continuity between BCM connector (A) M18 terminal 23 and ground.
OK or NG
OK >> Check the following: • 10A fuse [No. 13, located in fuse block (J/B)]
• Harness for open or short between combination meter and fuse
NG >> Repair or replace harness.
Diagnosis Procedure 3INFOID:0000000005929424
1.FRONT DOOR LOCK ASSEMBLY LH (KEY CYLINDER SWITCH) CHECK
Check front door lock assembly LH (key cylinder switch) with key.
Do doors lock/unlock when using the key?
YES >> Front door lock assembly LH (key cylinder switch) is OK.
NO >> Check front door lock assembly LH (key cylinder switch) circuit. Refer to BL-54, "
Front Door Lock
Assembly LH (Key Cylinder Switch) Check".
Diagnosis Procedure 4INFOID:0000000005929425
VEHICLE SECURITY HORN ALARM CHECK
1.CHECK HORN OPERATION
Check if horn sounds with horn switch.
Does horn operate?
YES >> Check harness for open or short between IPDM E/R and horn relay.
NO >> Check horn circuit. Refer to WW-40
.
Diagnosis Procedure 5INFOID:0000000005929426
VEHICLE SECURITY HEADLAMP ALARM CHECK
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M18 23Ground ON
0
OFF Battery voltage
LIIA0523E
23 - 18 : Continuity should exist.
23 - Ground : Continuity should not exist.
WIIA1269E
Revision: May 2010 2011 Versa

VEHICLE SECURITY (THEFT WARNING) SYSTEMBL-241
< SERVICE INFORMATION >
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1.CHECK VEHICLE SECURITY H EADLAMP ALARM OPERATION
Check if headlamps operate with lighting switch.
Do headlamps come on when turning switch ON?
YES >> Headlamp alarm is OK.
NO >> Check headlamp system. Refer to LT- 5
or LT- 2 7.
Diagnosis Procedure 6INFOID:0000000005929427
DOOR LOCK/UNLOCK SWITCH CHECK
1.CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
Check if power door lock operates with door lock/unlock switch.
Do doors lock/unlock when using each door lock/unlock switch?
YES >> Door lock/unlock switch is OK.
NO >> Refer to BL-49, "
Door Lock and Unlock Switch Check".
Diagnosis Procedure 7INFOID:0000000005929428
DOOR SWITCH CHECK (SEDAN)
1.CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS" , "DOOR SW-RL", "DOOR SW-RR") in DATA MONI-
TOR mode with CONSULT–III. Refer to BL-232, "
CONSULT-III Function (BCM)".
• When doors are open:
• When doors are closed:
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 47, 48 and ground.
OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2 DOOR SW-DR : ON
DOOR SW-AS : ON
DOOR SW-RL : ON
DOOR SW-RR : ON
DOOR SW-DR : OFF
DOOR SW-AS : OFF
DOOR SW-RL : OFF
DOOR SW-RR : OFF
Connector Item
Te r m i n a l s
ConditionVoltage (V)
(Approx.)
( + ) ( – )
M19 Front door
switch LH 47
Ground Open
↓
Closed 0
↓
Battery voltage
Rear door
switch LH 48
M18 Front door
switch RH 12
Rear door
switch RH 13
LIIA1177E
Revision: May 2010
2011 Versa

BL-250
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
Terminal and Reference Value for BCM
INFOID:0000000006215781
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
2BR Combination switch
input 5
Input ONLighting, turn, wiper OFF
Wiper dial position 4
3GR Combination switch
input 4 Input ONLighting, turn, wiper OFF
Wiper dial position 4
4L Combination switch
input 3
Input ONLighting, turn, wiper OFF
Wiper dial position 4
5G Combination switch
input 2
Input ONLighting, turn, wiper OFF
Wiper dial position 4
6V Combination switch
input 1
7
7BR Front door key cylin-
der switch LH (unlock) Input
OFFON (open, 2nd turn)
Momentary 1.5V
OFF (closed) 0V
8
7Y Front door key cylin-
der switch LH (lock) InputOn (open)
Momentary 1.5V
OFF (closed) 0V
9W Rear window defogger
switch Input ONRear window defogger switch
ON
0V
Rear window defogger switch
OFF 5V
10 R Defrost A/C switch sig-
nal
Input ONA/C switch OFF
5V
A/C switch ON 0V
11 L Ignition switch (ACC
or ON) InputACC or
ON Ignition switch ACC or ON
Battery voltage
12 SB Front door switch RH Input OFF ON (open)
0V
OFF (closed) Battery voltage
13 GR Rear door switch RH Input OFF ON (open)
0V
OFF (closed) Battery voltage
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
Revision: May 2010 2011 Versa

BL-252
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
301LGBack door/trunk lid in-
put Input —Back door/trunk lid opener
switch ON (closed) Battery voltage
↓0
↓
Battery voltage
Back door/trunk lid opener
switch OFF (open) Battery voltage
30
3V Back door opener
switch
Input —All doors locked (SW OFF)
Battery voltage
All doors unlocked (SW ON) 0V
30
4V Trunk lid opener
switch
Input —All doors locked (SW OFF)
Battery voltage
All doors unlocked (SW ON) 0V
32 LG Combination switch
output 5 Output ONLighting, turn, wiper OFF
Wiper dial position 4
33 Y Combination switch
output 4 Output ON
Lighting, turn, wiper OFF
Wiper dial position 4
34 V Combination switch
output 3
Output ONLighting, turn, wiper OFF
Wiper dial position 4
35 R Combination switch
output 2
Output ONLighting, turn, wiper OFF
Wiper dial position 4
36 P Combination switch
output 1
37
1G Key switch and igni-
tion knob switch Input OFFIntelligent Key inserted
Battery voltage
Intelligent Key removed 0V
37
2G Key switch and key
lock solenoid Input OFFKey inserted
Battery voltage
Key removed 0V
38 W Ignition switch (ON) Input ON —Battery voltage
39 L CAN-H — —— —
40 P CAN-L — —— —
41
6W Trunk key cylinder
switch
Input —ON (Full unlock position)
0V
OFF (Neutral position) 5V
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
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
Revision: May 2010
2011 Versa