2008 NISSAN LATIO Service Repair Manual

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NISSAN LATIO 2008 Service Repair Manual INTELLIGENT KEY SYSTEM
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WIWA2286E

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NISSAN LATIO 2008 Service Repair Manual BL-96
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
Intelligent Key Unit Harness Connector Terminal Layout
INFOID:0000000001704003
Terminal and Reference Value for Intelligent Key UnitINFOID:00000000

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NISSAN LATIO 2008 Service Repair Manual INTELLIGENT KEY SYSTEM
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17 WRear bumper antenna
(+) signal
LOCK Press back door request switch.
18 BRear bumper antenna
(-) signal
19 VFr

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NISSAN LATIO 2008 Service Repair Manual BL-98
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
*1: With continuously variable transmission (CVT).
*2: With manual transmission (M/T).
Steering Lock Solenoid Harness Connector Terminal LayoutINFO

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NISSAN LATIO 2008 Service Repair Manual INTELLIGENT KEY SYSTEM
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Terminal and Reference Value for BCMINFOID:0000000001704007
Refer to BCS-11, "Terminal and Reference Value for

INTELLIGENT KEY SYSTEM
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Terminal and Reference Value for BCMINFOID:0000000001704007
Refer to BCS-11, "Terminal and Reference Value for BCM".
Trouble Diagnosis ProcedureINFOID:0000000001704008
PRELIMINARY CHECK
1.GET SYMPTOMS
Listen to customer concerns. (Get symptoms)
NOTE:
If customer reports a “No start” condition, request all Intelligent Keys to be brought to the dealer in case of
Intelligent Key system malfunction.
Intelligent Key or mechanical key service request>>For further information, refer to CONSULT-III operation
manual.
Malfunctions>>GO TO 2.
2.CHECK BCM CONFIGURATION
Confirm BCM configuration for "I-KEY" is set to "WITH". Refer to BCS-17, "
Configuration".
OK or NG
OK >> GO TO 3.
NG >> Change BCM configuration for "I-KEY" to "WITH". Refer to BCS-17, "
Configuration".
3.START ENGINE WITH INTELLIGENT KEY
Check if the engine could be started by all registered Intelligent Keys.
The engine cannot be started by some Intelligent Keys>>Intelligent Key is low battery or malfunction. Refer
to BL-142, "
Intelligent Key Battery Replacement".
The engine cannot be started by all Intelligent Keys>>GO TO 4.
The engine can be started by all Intelligent Keys>>GO TO 5.
4.CHECK “KEY” WARNING LAMP ILLUMINATION
When pushing the ignition switch, check if “KEY” warning lamp in combination meter illuminates.
KEY warning lamp illuminates green>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart".
KEY warning lamp illuminates red>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart".
Does not illuminate>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart".
5.START ENGINE WITH MECHANICAL KEY
Check if the engine could be started by all registered mechanical keys.
No start by some mechanical keys>>Register mechanical key. Refer to CONSULT-III operation manual.
Engine starts by mechanical or Intelligent Key>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart".
No start by mechanical key or Intelligent Key>>GO TO NATS BL-215, "
Trouble Diagnosis Procedure".
Engine starts with Intelligent Key or mechanical key>>GO TO "WORK FLOW".
The engine can be started by all mechanical keys>>GO TO 6.
6.PERFORM SELF-DIAGNOSIS
1. Turn ignition switch to ON by carrying the Intelligent Key.
2. Perform self-diagnosis of Intelligent Key system with CONSULT-III.
DTC is displayed>>GO TO BL-101, "
CONSULT-III Application Item".
DTC is not displayed>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart".
WORK FLOW
Before performing the work flow, carry out preliminary check. Refer to "PRELIMINARY CHECK".

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NISSAN LATIO 2008 Service Repair Manual BL-100
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
1.CHECK FUNCTION OF INTELLIGENT KEY SYSTEM
Check if the function related to Intelligent Key system operates normally.
All functions of Intelligent

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NISSAN LATIO 2008 Service Repair Manual INTELLIGENT KEY SYSTEM
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CONSULT-III Application ItemINFOID:0000000001704011
SELF-DIAGNOSTIC RESULTS
DATA MONITOR
*: Select “SELECTION FR

INTELLIGENT KEY SYSTEM
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CONSULT-III Application ItemINFOID:0000000001704011
SELF-DIAGNOSTIC RESULTS
DATA MONITOR
*: Select “SELECTION FROM MENU”.
ACTIVE TEST
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-109
CAN COMM2 Intelligent Key unit internal malfunction Check CAN communication system.BL-109
STRG COMMMalfunction is detected in communication of Intelli-
gent Key unit and steering lock solenoid.Check steering lock solenoid.BL-131
I-KEY C/U Intelligent Key unit internal malfunction Replace Intelligent Key unit.BL-142
IMMU NATS malfunction Check NATS.BL-210
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.

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NISSAN LATIO 2008 Service Repair Manual BL-102
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
* : Sedan
WORK SUPPORT
Te s t i t e m D e s c r i p t i o n
DOOR LOCK/UNLOCKThis test is able to check door lock/unlock operation.
• The all do

BL-102
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
* : Sedan
WORK SUPPORT
Te s t i t e m D e s c r i p t i o n
DOOR LOCK/UNLOCKThis test is able to check door lock/unlock operation.
• The all door lock actuators are unlocked when “ALL UNLK” on CONSULT-III screen is touched.
• The all door lock actuators are locked when “LOCK” on CONSULT-III 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-
III screen is touched.
• Inside key antenna (instrument panel and rear floor) detects Intelligent Key, when “ROOM
ANT2” on CONSULT-III screen is touched.
• Outside key antenna (driver side) detects Intelligent Key, when “DRIVER ANT” on CONSULT-III
screen is touched.
• Outside key antenna (passenger side) detects Intelligent Key, when “ASSIST ANT” on CON-
SULT-III screen is touched.
• Outside key antenna (rear bumper) detects Intelligent Key, when “BK DOOR ANT” on CON-
SULT-III screen is touched.
OUTSIDE BUZZER(S)
(DRIVER DOOR), (TRUNK)
*This test is able to check Intelligent Key warning buzzer operation.
Intelligent Key warning buzzer sounds when “ON” on CONSULT-III 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-III screen is touched.
• Ignition switch warning chime sounds when “KNOB” on CONSULT-III screen is touched.
• Ignition key warning chime sounds when “KEY” on CONSULT-III screen is touched.
INDICATORThis test is able to check warning lamp operation.
• “KEY” Warning lamp (Green) illuminates when “BLUE ON” on CONSULT-III screen is touched.
• “KEY” Warning lamp (Red) illuminates when “RED ON” on CONSULT-III screen is touched.
• “LOCK” Warning lamp illuminates when “KNOB ON” on CONSULT-III screen is touched.
• “KEY” Warning lamp (Green) flashes when “BLUE IND” on CONSULT-III screen is touched.
• “KEY” Warning lamp (RED) flashes when “BLUE IND” on CONSULT-III screen is touched.
• “P-SHIFT” Warning lamp flashes when “KNOB ON” on CONSULT-III screen is touched.
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
WARNTake 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 CONSULT-
III 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-III
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-III 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-III 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-III 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-III 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-III screen is touched.
• LOCK ONLY: Door lock operation only
• UNLOCK ONLY: Door unlock operation only
• LOCK/UNLOCK: Lock/Unlock operation
• OFF: Non-operation

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