2007 NISSAN LATIO door lock

BL-106
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
Intelligent Key Unit Harness Connector Terminal LayoutEIS0 09 D4
Terminals and Reference Values for Intelligent Key UnitEIS00921
WIIA1168E
Te r m i n a lWire
ColorItemCondition
Voltage (V)
Approx. Ignition
Switch
PositionOperation or Conditions
1RSteering lock solenoid
power supplyLOCK — 5
2 L CAN-H — — —
3 P CAN-L — — —
4OIntelligent Key warning
buzzerLOCKOperate door request
switch.Buzzer OFF Battery voltage
Sound buzzer 0
5GFront door request
switch LH—Press door request switch (driver side). 0
Other than above 5
6 Y Ignition switch (ON) ON — Battery voltage
7 LG Key switch LOCKInsert mechanical key into ignition switch. Battery voltage
Remove mechanical key from ignition
switch.0
10
*1WCVT device (park posi-
tion switch)ONShift lever in park position. 0
Other than above Battery voltage
11 SB Power source (Fuse) — — Battery voltage
12 B Ground — — 0
13 VInstrument panel
antenna (+) signal
LOCK

Any door open → all door close

Press ignition knob switch: ON (Ignition
knob switch)
14 LGInstrument panel
antenna (-) signal
15 LFront console antenna
(+) signal
LOCK

Any door open → all door close

Press ignition knob switch: ON (Ignition
knob switch)
16 PFront console antenna
(-) signal
PIIB5502J
PIIB5502J

INTELLIGENT KEY SYSTEM
BL-107
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Revision: June 20062007 Versa
17 WRear bumper antenna
(+) signal
LOCK Press back door request switch.
18 BRear bumper antenna
(-) signal
19 VFront outside antenna
LH (+) signal
LOCK Press door request switch LH.
20 PFront outside antenna
LH (-) signal
22
*2BR Key interlock solenoid —With Intelligent Key present or mechani-
cal key in ignition cylinder, press "PUSH"
button on ignition cylinder.Battery voltage
Other than above 0
23 Back door open output —Back door open (switch closed) 0
Back door closed (switch open) 5
24 VBack door opener
switch—Press and hold back door switch. 0
Other than above 5
25 LFront door request
switch RH—Press front door request switch RH. 0
Other than above 5
26 SB Stop lamp switch —Depress brake pedal Battery voltage
Other than above 0
27 W Ignition knob switch —Press ignition switch. Battery voltage
Release ignition switch. 0
28 YUnlock sensor
(driver side)—Door (driver side) is locked. 5
Door (driver side) is unlocked. 0
29 VBack door request
switch—Press back door request switch. 0
Other than above 5
31 BRSteering lock solenoid
ground—— 0
32 GRSteering lock solenoid
communication signalLOCKWhen Intelligent Key is inside vehicle,
press ignition knob switch.
Other than above 5 Te r m i n a lWire
ColorItemCondition
Voltage (V)
Approx. Ignition
Switch
PositionOperation or Conditions
SIIA1910J
SIIA1910J
SIIA1911J

BL-108
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
*1: With continuously variable transmission (CVT).
*2: With manual transmission (M/T).
Steering Lock Solenoid Harness Connector Terminal LayoutEIS0 09 D5
Terminals and Reference Values for Steering Lock SolenoidEIS00922
Terminals and Reference Values for BCMEIS00923
Refer to BCS-12, "Terminals and Reference Values for BCM" .
33 RRear floor antenna (+)
signal
LOCK

Any door open → all door close

Press ignition knob switch: ON (Ignition
knob switch)
34 GRear floor antenna (-)
signal
37 BRFront outside antenna
RH (+) signal
LOCK Press door request switch RH.
38 YFront outside antenna
RH (-) signal Te r m i n a lWire
ColorItemCondition
Voltage (V)
Approx. Ignition
Switch
PositionOperation or Conditions
PIIB5502J
SIIA1910J
WIIA1283E
Te r m i -
nalWire
ColorSignal DesignationCondition
Voltage (V)
Approx. Ignition
Switch Posi-
tionOperation or Conditions
1 P Battery power supply LOCK — Battery voltage
2RSteering lock solenoid
power supplyLOCK — 5
3GRSteering lock solenoid
communication signalLOCKWhen Intelligent Key is inside
vehicle, press ignition knob
switch.
Other than the above 5
4BRSteering lock solenoid
ground—— 0
SIIA1911J

BL-110
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
WORK FLOW
Before performing the work flow, carry out preliminary check. Refer to BL-109, "PRELIMINARY CHECK" .
1. CHECK FUNCTION OF INTELLIGENT KEY SYSTEM
Check if the function related to Intelligent Key system operates normally.
All functions of Intelligent Key system do not operate>>GO TO BL-116, "
ALL FUNCTIONS OF INTELLI-
GENT KEY SYSTEM DO NOT OPERATE" .
Specific function of Intelligent Key system does not operate>>GO TO 2.
2. CHECK POWER DOOR LOCK OPERATION
Check if door lock/unlock function operates with door lock and unlock switch.
OK or NG
OK >> GO TO 3.
NG >> GO TO BL-23, "
POWER DOOR LOCK SYSTEM" .
3. CHECK DOOR REQUEST SWITCH OPERATION
Check if door lock/unlock function operates with request switch.
OK or NG
OK >> GO TO 4.
NG >> GO TO BL-116, "
DOOR LOCK/UNLOCK FUNCTION MALFUNCTION" .
4. CHECK REMOTE KEYLESS FUNCTION
Check if the following function responds with Intelligent Key button.

Door lock/unlock function

Panic alarm function
OK or NG
OK >> GO TO 5.
NG >> GO TO BL-118, "
REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION" .
5. CHECK HAZARD AND BUZZER REMINDER FUNCTION
Check if hazard and buzzer reminder function responds with the following switches.

Door request switch

Intelligent Key button
OK or NG
OK >> GO TO 6.
NG >> GO TO BL-119, "
HAZARD AND BUZZER REMINDER FUNCTION MALFUNCTION" .
6. CHECK WARNING CHIME FUNCTION
Check if warning chime function operates normally according to system description. Refer to BL-90, "
WARN-
ING CHIME/BUZZER/LAMPS FUNCTION" .
OK or NG
OK >> GO TO 7.
NG >> GO TO BL-120, "
WARNING CHIME/BUZZER FUNCTION MALFUNCTION" .
7. CHECK WARNING LAMP FUNCTION
Check if warning lamp could be turn on normally according to system description. Refer to BL-90, "
WARNING
CHIME/BUZZER/LAMPS FUNCTION" .
OK or NG
OK >> End of inspection.
NG >> GO TO BL-122, "
WARNING LAMP FUNCTION MALFUNCTION" .

INTELLIGENT KEY SYSTEM
BL-111
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Revision: June 20062007 Versa
CONSULT-II Functions (INTELLIGENT KEY)EIS00925
CONSULT-II can display each diagnostic item using the diagnostic test modes as shown below.
CONSULT-II Start ProcedureEIS00926
BASIC OPERATION
Refer to GI-38, "CONSULT-II Start Procedure" .
CONSULT-II Application ItemsEIS00927
SELF-DIAGNOSTIC RESULTS
DATA MONITOR
*: Select “SELECTION FROM MENU”.Part to be diagnosed Test item, Diagnosis mode Description
Intelligent KeyWORK SUPPORT Changes settings for each function.
SELF-DIAG RESULTS Intelligent Key unit performs CAN communication diagnosis.
DATA MONITOR Displays Intelligent Key unit input data in real time.
CAN DIAGNOSTIC SUPPORT
MONITORThe results of transmit/receive diagnosis of CAN Communication can
be read.
ACTIVE TESTOperation of electrical loads can be checked by sending driving signal
to them.
ECU PART NUMBER Displays Intelligent Key unit part No.
Self-diag results Description Diagnosis procedure Reference page
CAN COMM Malfunction is detected in CAN communication. Check CAN communication system.BL-122
CAN COMM2 Intelligent Key unit internal malfunction Check CAN communication system.BL-122
STRG COMMMalfunction is detected in communication of Intelli-
gent Key unit and steering lock solenoid.Check steering lock solenoid.BL-144
I-KEY C/U Intelligent Key unit internal malfunction Replace Intelligent Key unit.BL-160
IMMU NATS malfunction Check NATS.BL-212
Monitor item Content
PUSH SW Indicates [ON/OFF] condition of ignition knob switch.
KEY SW Indicates [ON/OFF] condition of key switch.
DR REQ SW Indicates [ON/OFF] condition of door request switch (driver side).
AS REQ SW Indicates [ON/OFF] condition of door request switch (passenger side).
BD/TR REQ SW Indicates [ON/OFF] condition of back door request switch.
IGN SW Indicates [ON/OFF] condition of ignition switch in ON position.
ACC SW Indicates [ON/OFF] condition of ignition switch in ACC position.
STOP LAMP SW Indicates [ON/OFF] condition of stop lamp switch.
P RANGE SW Indicates [ON/OFF] condition of shift lever park position.
BD OPEN SW Indicates [ON/OFF] condition of back door open switch.
DOOR LOCK SIG* Indicates [ON/OFF] condition of door lock signal from Intelligent Key button.
DOOR UNLOCK SIG* Indicates [ON/OFF] condition of door unlock signal from Intelligent Key button
DOOR SW DR*Indicates [OPEN/CLOSE] condition of front door switch driver side from BCM via CAN communica-
tion line.
DOOR SW AS*Indicates [OPEN/CLOSE] condition of front door switch passenger side from BCM via CAN commu-
nication line.
DOOR SW RR* Indicates [OPEN/CLOSE] condition of rear door switch RH from BCM via CAN communication line.
DOOR SW RL* Indicates [OPEN/CLOSE] condition of rear door switch LH from BCM via CAN communication line.
TRUNK SW* This is displayed even when it is not equipped.
VEHICLE SPEED* Indicates [km/h] condition of vehicle speed.

BL-112
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
ACTIVE TEST
Test item Description
DOOR LOCK/UNLOCKThis test is able to check door lock/unlock operation.

The all door lock actuators are unlocked when “ALL UNLK” on CONSULT-II screen is touched.

The all door lock actuators are locked when “LOCK” on CONSULT-II screen is touched.
ANTENNAThis test is able to check Intelligent Key antenna operation.
When the following conditions are met, hazard warning lamps flash.

Inside key antenna (front console) detects Intelligent Key, when “ROOM ANT1” on CONSULT-
II screen is touched.

Inside key antenna (instrument panel and rear floor) detects Intelligent Key, when “ROOM
ANT2” on CONSULT-II screen is touched.

Outside key antenna (driver side) detects Intelligent Key, when “DRIVER ANT” on CONSULT-II
screen is touched.

Outside key antenna (passenger side) detects Intelligent Key, when “ASSIST ANT” on CON-
SULT-II screen is touched.

Outside key antenna (rear bumper) detects Intelligent Key, when “BK DOOR ANT” on CON-
SULT-II screen is touched.
OUTSIDE BUZZER
(DRIVER DOOR)This test is able to check Intelligent Key warning buzzer operation.
Intelligent Key warning buzzer sounds when “ON” on CONSULT-II screen is touched.
INSIDE BUZZER
(CHIME)This test is able to check Intelligent Key warning chime (Instrument panel) operation.

Take away warning chime sounds when “TAKE OUT” on CONSULT-II screen is touched.

Ignition switch warning chime sounds when “KNOB” on CONSULT-II screen is touched.

Ignition key warning chime sounds when “KEY” on CONSULT-II screen is touched.
INDICATORThis test is able to check warning lamp operation.

“KEY” Warning lamp (Green) illuminates when “BLUE ON” on CONSULT-II screen is touched.

“KEY” Warning lamp (Red) illuminates when “RED ON” on CONSULT-II screen is touched.

“LOCK” Warning lamp illuminates when “KNOB ON” on CONSULT-II screen is touched.

“KEY” Warning lamp (Green) flashes when “BLUE IND” on CONSULT-II screen is touched.

“KEY” Warning lamp (RED) flashes when “BLUE IND” on CONSULT-II screen is touched.

“P-SHIFT” Warning lamp flashes when “KNOB ON” on CONSULT-II screen is touched.

INTELLIGENT KEY SYSTEM
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WORK SUPPORT
Monitor item Description
CONFIRM KEY FOB ID It can be checked whether Intelligent Key ID code is registered or not in this mode.
TAKE OUT FROM WINDOW
WAR NTake away warning chime (from window) mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
LOW BAT OF KEY FOB WARNIntelligent Key low battery warning mode can be changed to operate (ON) or not operate (OFF)
with this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II
screen is touched.
ANSWER BACK FUNCTIONBuzzer reminder function mode by Intelligent button can be changed to operate (ON) or not oper-
ate (OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
SELECTIVE UNLOCK FUNC-
TIONSelective unlock function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
ANTI KEY LOCK IN FUNCTIONKey reminder function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
HORN WITH KEYLESS LOCKHorn reminder function mode by Intelligent Key remote control button can be changed to operate
(ON) or not operate (OFF) with this mode. The operation mode will be changed when “CHANGE
SETT” on CONSULT-II screen is touched.
HAZARD ANSWER BACKHazard reminder function mode can be selected from the following with this mode. The operation
mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

LOCK ONLY: Door lock operation only

UNLOCK ONLY: Door unlock operation only

LOCK/UNLOCK: Lock/Unlock operation

OFF: Non-operation
ANSWER BACK WITH I-KEY
LOCKBuzzer reminder function (lock operation) mode by door request switch (driver side, passenger
side and back door side) can be selected from the following with this mode. The operation mode
will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

BUZZER: Sound buzzer

OFF: Non-operation
ANSWER BACK WITH I-KEY
UNLOCKBuzzer reminder function (unlock operation) mode by door request switch can be changed to
operate (ON) or not operate (OFF) with this mode.
AUTO RELOCK TIMERAuto door lock timer mode can select the following with this mode.

0.5 minute

OFF: Non-operation
PANIC ALARM DELAYPanic alarm button's pressing time on Intelligent Key remote control button can be selected from
the following with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.

0.5 second

1.5 second

OFF: Non-operation
P/W DOWN DELAYUnlock button's pressing time on Intelligent Key remote control button can be selected from the
following with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.

3 seconds

5 seconds

OFF: Non-operation
ENGINE START BY I-KEYEngine start function mode can be changed to operate (ON) or not operate (OFF) with this mode.
The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.
LOCK/UNLOCK BY I-KEYDoor lock/unlock function by door request switch (driver side, passenger side and back door side)
mode can be changed to operate (ON) or not operate (OFF) with this mode. The operation mode
will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

BL-116
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
ENGINE START CONDITION CHECK
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
109, "Trouble Diagnosis Procedure" .

If the following “symptoms” are detected, check systems shown in the ”Diagnoses/service procedure” col-
umn in this order.
ALL FUNCTIONS OF INTELLIGENT KEY SYSTEM DO NOT OPERATE
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
109, "Trouble Diagnosis Procedure" .

Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.

If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)

“ENGINE START BY I-KEY” and “LOCK/UNLOCK BY I-KEY” are ON when setting on CONSULT-II.

Mechanical key is out of ignition switch.

Ignition switch is not depressed.

All doors are closed.

Intelligent key is registered.
DOOR LOCK/UNLOCK FUNCTION MALFUNCTION
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
109, "Trouble Diagnosis Procedure" .

Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.

If the following “symptoms” are detected, check systems shown in the “Diagnosis/procedure” column in
this order.
Conditions of Vehicle (Operating Conditions)

“LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-II.

Mechanical key is out of ignition switch.

Ignition switch is not depressed.

All doors are closed.

Intelligent Key is registered.
Symptom Diagnosis/service procedure Reference page
Engine start condition check1.Check CVT device (park position switch).
(With CVT)BL-151
2. Check key interlock solenoid (with M/T).BL-147
3. Check stop lamp switch (With CVT).BL-148
4. Check stop lamp switch (with M/T).BL-149
Symptom Diagnosis/service procedure Reference page
All function of Intelligent Key system dose not
operate.1.Check Intelligent Key unit power supply and ground
circuit.BL-123
2. Check Intelligent Key battery inspection.BL-159
3. Replace Intelligent Key unit.BL-160