2011 NISSAN LATIO keyless

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
receiver (power sup-
ply) Output OFF Ignition switch OFF
20 G Remote keyless entry
receiver signal (signal)
Input OFFStand-by (keyfob buttons re-
leased)
When remote keyless entry
receiver receives signal from
keyfob (keyfob buttons
pressed)
21 P NATS antenna amp. Input/
Output OFF
→
ON Ignition switch (OFF
→ ON)Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then
return to battery voltage.
23 R Security indicator
lamp Output OFF
Goes OFF
→ illuminates (Ev-
ery 2.4 seconds) Battery voltage
→ 0V
25 LG NATS antenna amp. Input/
Output OFF
→
ON Ignition switch (OFF
→ ON)Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then return to battery voltage.
26 GR Thermo control amp. Input ON A/C switch ON
27 O Compressor ON sig-
nal Input ONA/C switch OFF
5V
A/C switch ON 0V
28 P Front blower monitor Input ON Front blower motor OFF
Battery voltage
Front blower motor ON 0V
29 L Hazard switch Input OFFON
0V
OFF 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
LIIA1893E
LIIA1894E
LIIA1895E
ZJIA0719J
Revision: May 2010
2011 Versa

BL-42
< SERVICE INFORMATION >
POWER DOOR LOCK SYSTEM
WORK SUPPORT
DATA MONITOR
*: With Remote Keyless Entry system
**: With Intelligent Key system
ACTIVE TEST
ECU IDENTIFICATION BCM part number can be read.CONFIGURATION Performs BCM configuration read/write functions.Diagnostic mode
Description
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: May 2010 2011 Versa

BL-58
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
REMOTE KEYLESS ENTRY SYSTEM
Component Parts and Harness Connector LocationINFOID:0000000005929302
System DescriptionINFOID:0000000005929303
INPUTS
Power is supplied at all times
• through 40A fusible link (letter g , located in the fuse and fusible link box)
• to BCM terminal 70
• through 10A fuse [No. 8, located in the fuse block (J/B)]
• to BCM terminal 57.
When the key switch is ON (key is inserted in ignition key cylinder), power is supplied
ALKIA1754ZZ
1. BCM M18, M19, M20
(view with glove box removed) 2. Remote keyless entry receiver M23 3. Horn relay H-1
(front of battery)
4. IPDM E/R E46, E48 5. Front door switch LH B8, RH B108 6. Rear door switch LH B6, RH B116
7. Back door lock assembly (back door switch) D405 (hatchback view with
back door open) 8. Key switch and key lock solenoid
M27 9. Horn E18, E20
Revision: May 2010
2011 Versa

REMOTE KEYLESS ENTRY SYSTEMBL-59
< SERVICE INFORMATION >
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• through 10A fuse [No. 14, located in the fuse block (J/B)]
• through key switch terminals 2 and 1
• to BCM terminal 37.
When the ignition switch is ACC or ON, power is supplied
• through 10A fuse [No. 20, located in the fuse block (J/B)]
• to BCM terminal 11.
Ground is supplied
• to BCM terminal 67
• through body grounds M57 and M61.
When the front door switch LH is ON (door is OPEN), ground is supplied
• to BCM terminal 47
• through front door switch LH terminal 2
• through front door switch LH case ground.
When the front door switch RH is ON (door is OPEN), ground is supplied
• to BCM terminal 12
• through front door switch RH terminal 2
• through front door switch RH case ground.
When the rear door switch LH is ON (door is OPEN), ground is supplied
• to BCM terminal 48
• through rear door switch LH terminal 1
• through rear door switch LH case ground.
When the rear door switch RH is ON (door is OPEN), ground is supplied
• to BCM meter terminal 13
• through rear door switch RH terminal 1
• through rear door switch RH case ground.
When the back door lock assembly (back door switch) (hat chback) is ON (back door is OPEN), ground is sup-
plied
• to BCM terminal 43
• through back door lock assembly (back door switch) terminals 3 and 4
• through body grounds B117, B132 and D402.
Keyfob signal is inputted to BCM from remote keyless entry receiver.
The remote keyless entry system controls operation of the
• power door lock
• hazard reminder
• auto door lock
• panic alarm
• room lamp
OPERATED PROCEDURE
Power Door Lock Operation
BCM receives a LOCK signal from keyfob. BCM locks all doors with input of LOCK signal from keyfob.
BCM receives a UNLOCK signal from keyfob. BCM unlocks all doors with input of UNLOCK signal from key-
fob.
Hazard and Horn Reminder
When the doors are locked or unlocked by keyfob, power is supplied to sound horn and flash hazard warning
lamps as follows
• LOCK operation: 3 or 4 mode (lamps flash twice)
• UNLOCK operation: 2 or 4 mode (lamps flash once)
• Horn sounds once with LOCK function when this feature is set ON.
The hazard reminder has modes 1, 2, 3 or 4. The hor n reminder can be turned ON/OFF with any LOCK mode.
Operating function of hazard reminder
Hazard and horn reminders do not operate if any door switch is ON (any door is OPEN).
How to change hazard and horn reminder modes
Mode 1Mode 2Mode 3 Mode 4
Keyfob operation Lock Unlock Lock Unlock Lock Unlock Lock Unlock
Hazard warning lamp
flash — — — Twice Once — Once Twice
Horn sound (ON/OFF) ON: once — O N: once — ON: once — ON: once —
Revision: May 2010 2011 Versa

BL-60
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
With CONSULT-III
Hazard reminder can be changed using “HAZARD LAMP SET” mode in “WORK SUPPORT”.
Horn reminder can be changed using “HORN CHIRP SET” mode in “WORK SUPPORT”.
Refer to BL-69, "
CONSULT-III Function (BCM)" .
Without CONSULT-III
Refer to Owner's Manual for instructions.
Auto Door Lock Operation
Auto lock function signal is sent for operation when any of the following signals are not sent within 1 minute
after the unlock signal is sent from the keyfob:
• when door switch is turned ON for open.
• when the key switch is turned ON.
• when the lock signal is sent from the keyfob.
Auto door lock mode can be changed using “AUT O LOCK SET” mode in “WORK SUPPORT”.
Refer to BL-69, "
CONSULT-III Function (BCM)" .
Panic Alarm Operation
When key switch is OFF (when ignition key is not inserted in key cylinder), BCM turns on and off horn intermit-
tently with input of PANIC ALARM signal from keyfob.
BCM outputs to IPDM E/R for panic alarm signal (horn signal) as DATA LINE (CAN H line and CAN L line).
The alarm automatically turns off after 25 seconds or when BCM receives any signal from keyfob.
Panic alarm operation mode can be changed using “P ANIC ALARM SET” mode in “WORK SUPPORT”.
Refer to BL-69, "
CONSULT-III Function (BCM)" .
Interior Lamp Operation
When the following conditions come:
• condition of interior lamp switch is in the DOOR position;
• door switch OFF (when all the doors are closed);
Remote keyless entry system turns on interior lamp (for 30 seconds) with input of UNLOCK signal from key-
fob. For detailed description, refer to LT- 9 3
.
CAN Communication System DescriptionINFOID:0000000005929304
Refer to LAN-7 .
Revision: May 2010 2011 Versa

REMOTE KEYLESS ENTRY SYSTEMBL-61
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SchematicINFOID:0000000005929305
ABKWA1049GB
Revision: May 2010 2011 Versa

BL-62
< SERVICE INFORMATION >
REMOTE KEYLESS ENTRY SYSTEM
Wiring Diagram - KEYLES -
INFOID:0000000005929306
ABKWA1050GB
Revision: May 2010 2011 Versa

REMOTE KEYLESS ENTRY SYSTEMBL-63
< SERVICE INFORMATION >
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ABKWA1051GB
Revision: May 2010 2011 Versa