Start NISSAN TIIDA 2007 Service Manual Online

DIAGNOSIS SYSTEM (INTELLIGENT KEY UNIT)
DLK-53
< FUNCTION DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
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DIAGNOSIS SYSTEM (INTELLIGENT KEY UNIT)
CONSULT-III Function (INTELLIGENT KEY)INFOID:0000000001396506
APPLICATION ITEM
CONSULT-III performs the following functions via CAN communication with Intelligent Key unit.
WORK SUPPORT
SELF-DIAG RESULT
Refer to DLK-171, "DTCIndex".
DATA MONITOR
Diagnosis mode Function Description
WORK SUPPORT Changes the setting for each system function.
SELF-DIAG RESULTS Displays the diagnosis results judged by Intelligent Key unit.
CAN DIAG SUPPORT MNTR Monitors the reception status of CAN communication viewed from Intelligent Key unit.
DATA MONITOR The Intelligent Key unit input/output signals are displayed.
ACTIVE TEST The signals used to activate each device are forcibly supplied from Intelligent Key unit.
ECU IDENTIFICATION The Intelligent Key unit part number is displayed.
Support item Description Selection item Condition
CONFIRM KEY FOB IDIt can check whether Intelligent Key ID code
is registered or not.——
TAKE OUT FROM WINDOW WARNTake away warning chime (from window)
mode can be changed.ON Active
OFF Inactive
LOW BATT OF KEY FOB WARNIntelligent Key low battery warning mode can
be changed.ON Active
OFF Inactive
KEYLESS FUNCTIONDoor lock function with Intelligent Key can be
changed.ON Active
OFF Inactive
ANSWER BACK FUNCTION Buzzer reminder operation can be changed.ON Active
OFF Inactive
SELECTIVE UNLOCK FUNCTION Anti-hijack mode can be changed.ON Active
OFF Inactive
HAZARD ANSWER BACKHazard reminder operation mode can be
changed.Refer to DLK-45
.
ANSWER BACK WITH I-KEY LOCKBuzzer reminder operation (lock operation)
mode by each door request switch can be
changed. BUZZER Active
OFF Inactive
ANSWER BACK WITH I-KEY UNLOCKBuzzer reminder operation (unlock operation)
mode by each door request switch can be
changed.BUZZER Active
OFF Inactive
AUTO RELOCK TIMERAuto door lock operation mode can be
changed.OFF Inactive
2 min Active
ENGINE START BY I-KEYEngine start function (by Intelligent Key)
mode can be changed. ON Active
OFF Inactive
LOCK/UNLOCK BY I-KEYDoor lock function by door request switch can
be changed. ON Active
OFF Inactive

DLK-54
< FUNCTION DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
DIAGNOSIS SYSTEM (INTELLIGENT KEY UNIT)
ACTIVE TEST
Monitor Item Condition
PUSH SW Indicates [ON (pressed)/OFF (released)] condition of ignition knob switch.
KEY SW Indicates [ON (inserted)/OFF (removed)] condition of key switch.
DR REQ SW Indicates [ON (pressed)/OFF (released)] condition of door request switch (driver side).
AS REQ SW Indicates [ON (pressed)/OFF (released)] condition of door request switch (passenger side).
BD/TR REQ SW Indicates [ON (pressed)/OFF (released)] condition of back door/trunk request switch.
IGN SWIndicates [ON (ON or START position)/OFF (other than ON and START position)] condition of
ignition switch ON position.
ACC SW Indicates [ON/OFF] condition of ignition switch ACC position.
STOP LAMP SW Indicates [ON/OFF] condition of stop lamp switch.
DOOR LOCK SIG Indicates [ON/OFF] condition of LOCK signal from Intelligent Key.
DOOR UNLOCK SIG Indicates [ON/OFF] condition of UNLOCK signal from Intelligent Key.
DOOR SW DRIndicates [OPEN/CLOSE] condition of front door switch (driver side) from BCM via CAN com-
munication.
DOOR SW ASIndicates [OPEN/CLOSE] condition of front door switch (passenger side) from BCM via CAN
communication.
DOOR SW RRIndicates [OPEN/CLOSE] condition of rear door switch (RH) from BCM via CAN communica-
tion.
DOOR SW RLIndicates [OPEN/CLOSE] condition of rear door switch (LH) from BCM via CAN communica-
tion.
DOOR BK SW Indicates [OPEN/CLOSE] condition of back door switch from BCM via CAN communication.
VEHICLE SPEED Displays the vehicle speed signal received from combination meter by numerical value [km/h].
Test item Description
DOOR LOCK/UNLOCKThis test is able to check door lock/unlock operation.
 ALL UNLK: All door lock actuators are unlocked.
 DR UNLK: Door lock actuator (driver side) is unlocked.
 AS UNLK: Door lock actuator (passenger side) is unlocked.
 BK UNLK: This item is indicated, but inactive.
 LOCK: All door lock actuator is locked.
ANTENNAThis test is able to check Intelligent Key antenna operation.
When the following condition are met, hazard warning lamps flash.
 ROOM ANT1: Inside key antenna (console) detects Intelligent Key, when “ROOM
ANT1” is selected.
 ROOM ANT2: Inside key antenna (instrument center/rear seat) detects Intelligent
Key, when “ROOM ANT2”is selected.
 DRIVER ANT: Outside key antenna (driver side) detects Intelligent Key, when “DRIV-
ER ANT” is selected.
 ASSIST ANT: Outside key antenna (passenger side) detects Intelligent Key, when
“ASSIST ANT” is selected.
 BK DOOR ANT: Outside key antenna (rear bumper) detects Intelligent Key, when “BK
DOOR ANT” is selected.
OUTSIDE BUZZERThis test is able to check Intelligent Key warning buzzer(s) operation.
ON
OFF
INSIDE BUZZERThis test is able to check warning chime in combination meter operation.
 TAKE OUT: Take away warning chime sounds.
 KNOB: Ignition knob switch warning chime sounds.
 KEY: Key warning chime sounds.
OFF

DLK-58
< COMPONENT DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
B2552 INTELLIGENT KEY
B2552 INTELLIGENT KEY
DescriptionINFOID:0000000001396514
Intelligent key unit performs engine start operation and steering lock control by crosschecking ID with the Intel-
ligent key.
DTC LogicINFOID:0000000001396515
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Refer to DLK-58, "Diagnosis Procedure".
NO >> INSPECTION END.
Diagnosis ProcedureINFOID:0000000001396516
1.REPLACE INTELLIGENT KEY UNIT
1. Replace Intelligent Key unit. Refer to SEC-79, "
Removal and Installation".
2. Perform initialization with CONSULT-III. Re-register all mechanical keys. Refer to “CONSULT-III operation
manual NATS-IVIS/NVIS”.
3. Start the engine.
Does the engine start?
YES >> INSPECTION END
NO >> Perform “DTC confirmation procedure”. Refer to DLK-58, "
DTC Logic".
Special Repair RequirementINFOID:0000000001396517
1.REQUIRED WORK WHEN REPLACING INTELLIGENT KEY UNIT
Initialize control unit. Refer to CONSULT-III Operation Manual.
>> Work end.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2552INTELLIGENT KEY
UNITMalfunction is detected inside Intelligent
key unit.Intelligent Key unit

POWER SUPPLY AND GROUND CIRCUIT
DLK-59
< COMPONENT DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
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POWER SUPPLY AND GROUND CIRCUIT
INTELLIGENT KEY UNIT
INTELLIGENT KEY UNIT : Diagnosis ProcedureINFOID:0000000001396518
1.CHECK FUSE AND FUSIBLE LINK
Check that the following fuse is not blown.
Is the fuse blown?
YES >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO >> GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit connector.
3. Check voltage between Intelligent Key unit harness connector
M52 terminals 6, 10, 11 and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK GROUND CIRCUIT
Terminal No. Signal name Fuse No.
11 Battery power supply 31 (10A)
10 Ignition power supply (ACC/ON) 6 (10A)
6 Ignition power supply (ON/START) 2 (10A)
ALKIA0736ZZ
Terminal Ignition switch position
(+) (−)
OFF ON Intelligent Key unit
Ground Connector Terminal
M5211 Battery voltage Battery voltage
10 0V Battery voltage
6 0V Battery voltage

DLK-150
< COMPONENT DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
INTELLIGENT KEY BATTERY AND FUNCTION
INTELLIGENT KEY BATTERY AND FUNCTION
DescriptionINFOID:0000000001516665
The following functions are available when having and carrying the Intelligent Key.
 Door lock/unlock
 Back door open (hatchback)
 Trunk lid release (sedan)
 Engine start
Remote control entry function is available when operating the remote buttons.
Component Function CheckINFOID:0000000001516666
1.CHECK FUNCTION
With CONSULT-III
Check remote keyless entry receiver "RKE OPE COUN1" in DATA MONITOR mode with CONSULT-III.
Is the inspection result normal?
YES >> Intelligent Key is OK.
NO >> Refer to DLK-150, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001516667
1.CHECK INTELLIGENT KEY FUNCTION
Do doors lock and unlock when using the Intelligent Key buttons?
YES or NO?
YES >> Intelligent Key is OK.
NO >> GO TO 2.
2.CHECK INTELLIGENT KEY BATTERY
Check by connecting a resistance (approximately 300Ω) so that the
current value becomes about 10 mA.
Is the measurement value within specification?
YES >> Intelligent Key battery is OK.
NO >> Replace Intelligent Key battery.
Component InspectionINFOID:0000000001516668
For battery removal and installation, refer to XX-XX, "*****".
Special Repair RequirementINFOID:0000000001516669
Refer to CONSULT-III Operation Manual.
Monitor item Condition
RKE OPE COUN1 Check that the numerical value is changing while operating the Intelligent Key.
Standard : Approx. 2.5 - 3.0V
OCC0607D

DLK-152
< ECU DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
INTELLIGENT KEY UNIT
TERMINAL LAYOUT
PHYSICAL VALUES
JMKIA0415ZZ
Te r m i n a l N o .
Wire
colorDescription
ConditionVa l u e [ V ]
(Approx.)
Signal nameInput/
Output +–
1GroundRSteering lock unit power
supplyOutput — 5
2 Ground L CAN - HInput/
Output——
3 Ground P CAN - LInput/
Output——
4GroundOIntelligent Key warning
buzzerOutputIntelligent
Key warning
buzzerSounding 0
Not sounding Battery voltage
5GroundGFront door request
switch
(driver side)InputFront door
request
switch
(driver side)ON (Pressed) 0
OFF (Released) 5
6GroundYIgnition switch power
supplyInputIgnition
switchOFF or ACC 0
ON or START Battery voltage
7 Ground LG Key switch InputWhen ignition key is inserted into ig-
nition key cylinderBattery voltage
When ignition key is not inserted into
ignition key cylinder0
8GroundWImm- Input — —
9 Ground O Imm- Output — —
10 Ground V Battery power supply Input Ignition switch OFF Battery voltage
11 Ground SB Battery power supply Input Ignition switch OFF Battery voltage
12 Ground B Ground — Ignition switch ON 0

DOOR LOCK FUNCTION SYMPTOMS
DLK-191
< SYMPTOM DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
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SYMPTOM DIAGNOSIS
DOOR LOCK FUNCTION SYMPTOMS
DOOR LOCK AND UNLOCK SWITCH
DOOR LOCK AND UNLOCK SWITCH : Symptom TableINFOID:0000000001396650
DOOR LOCK AND UNLOCK SWITCH OPERATION MALFUNCTION
NOTE:
 Before performing the diagnosis in the following table, check “Work Flow”. Refer to DLK-16, "
Work Flow".
 Check 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” column
in this order.
Conditions of Vehicle (Operating Conditions)
 Except driver side, doors are closed.
 Doors are not locked by Intelligent Key or door request switch.
Symptom Table
Symptom Diagnosis/service procedure Reference page
Power door lock does not operate with door lock
and unlock switch.1. BCM Power supply and ground circuit check.BCS-30
2. Door lock and unlock switch check.DLK-61
3. Door lock actuator (driver side) checkDLK-108
4. Intermittent Incident check. GI
Specific door lock actuator does not operate.1a. Driver side door lock actuator check.DLK-108
1b. Passenger side door lock actuator check.DLK-109
1c. Rear LH side door lock actuator check.D L K - 111
1d. Rear RH side door lock actuator check.DLK-113
1e. Back door lock actuator (hatchback) check.DLK-114
2. Intermittent Incident check. GI
Door lock/unlock do not operate by request switch.1a. Driver side door switch check.DLK-65
1b. Passenger side door switch check.DLK-67
1c. Rear LH side door switch check.DLK-69
1d. Rear RH side door switch check.DLK-71
1e. Back door switch (hatchback) check.DLK-73
2. Ignition knob switch check.DLK-80
3. Replace Intelligent Key unit.SEC-79
Door lock/unlock does not operate by request
switch (driver side).1. Front door request switch (driver side) check.DLK-832. Front outside antenna (driver side) check.DLK-132
3. Replace Intelligent Key unit.SEC-79
Door lock/unlock does not operate by request
switch (passenger side).1. Front door request switch (passenger side) check.DLK-862. Front outside antenna (passenger side) check.DLK-132
3. Replace Intelligent Key unit.SEC-79

DLK-192
< SYMPTOM DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
DOOR LOCK FUNCTION SYMPTOMS
INTELLIGENT KEY
INTELLIGENT KEY : Symptom TableINFOID:0000000001396651
INTELLIGENT KEY OPERATION MALFUNCTION
NOTE:
 Before performing the diagnosis in the following table, check “Work Flow”. Refer to DLK-16, "
Work Flow".
 Check 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” column
in this order.
Conditions of Vehicle (Operating Conditions)
 Door lock and unlock operation are normal.
 Emergency key is removed from ignition key cylinder.
 All doors are closed.
 Ignition knob is not pressed.
 No Intelligent Keys are inside the vehicle.
Symptom Table
Auto relock function does not operate properly.1.Check “AUTO RELOCK TIMER” setting in “WORK SUP-
PORT”.DLK-50
2. Key switch check.DLK-77
3. Ignition knob switch check.DLK-80
4a. Driver side door switch check.DLK-65
4b. Passenger side door switch check.DLK-67
4c. Rear LH side door switch check.DLK-69
4d. Rear RH side door switch check.DLK-71
4e. Back door switch (hatchback) check.DLK-73
5. Replace Intelligent Key unit.SEC-79
Key reminder function does not operate properly.1.Check “ANTI KEY LOCK IN FUNCTION” setting in
“WORK SUPPORT”.DLK-50
2a. Driver side door switch check.DLK-65
2b. Passenger side door switch check.DLK-67
2c. Rear LH side door switch check.DLK-69
2d. Rear RH side door switch check.DLK-71
2e. Back door switch (hatchback) check.DLK-73
3a. Inside key antenna (instrument panel) check.DLK-120
3b. Inside key antenna (front console) check.DLK-124
3c. Inside key antenna (rear floor) check.DLK-128
4. Front door lock actuator LH (door unlock sensor) check.DLK-104
5. Intelligent Key battery and function inspection.DLK-150
6. Replace Intelligent Key unit.SEC-79
Symptom Diagnosis/service procedure Reference page

DOOR LOCK FUNCTION SYMPTOMS
DLK-193
< SYMPTOM DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
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DOOR REQUEST SWITCH
DOOR REQUEST SWITCH : Symptom TableINFOID:0000000001396652
DOOR REQUEST SWITCH OPERATION MALFUNCTION
NOTE:
 Before performing the diagnosis in the following table, check “Work Flow”. Refer to DLK-16, "
Work Flow".
 Check 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” column
in this order.
Conditions of Vehicle (Operating Conditions)
 Intelligent Key operation is normal.
 “LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-III.
 Emergency key is removed from ignition key cylinder.
 Ignition switch is in OFF position.
 Intelligent Keys are not inside the vehicle.
Symptom Table
KEY REMINDER
Symptom Diagnosis/service procedureReference
page
All of the Intelligent Key functions do not
operate.1. Check Intelligent Key power supply and ground circuit.DLK-59
2. Check driver side door switch.DLK-65
3. Check key switch.DLK-77
4. Check ignition knob switch.DLK-80
5. Check Intelligent Key battery.XX-XX, "*****"
6. Check intermittent incident.XX-XX, "*****"
Symptom Diagnosis/service procedureReference
page
Door lock and unlock do not operate by door
request switch.1.Check “LOCK/UNLOCK BY I-KEY” setting in “WORK
SUPPORT”.DLK-53
2. Check intermittent incident.XX-XX, "*****"
Door lock/unlock does not operate by request
switch (driver side).1. Check door request switch (driver side).DLK-832. Check outside key antenna (driver side).XX-XX, "*****"
3. Check intermittent incident.XX-XX, "*****"
Door lock/unlock does not operate by request
switch (passenger side).1. Check door request switch (passenger side).DLK-852. Check outside key antenna (passenger side).XX-XX, "*****"
3. Check intermittent incident.XX-XX, "*****"
Door lock/unlock does not operate by request
switch (back door).1. Check door request switch (back door).DLK-912. Check outside key antenna (rear bumper).XX-XX, "*****"
3. Check intermittent incident.XX-XX, "*****"

DLK-194
< SYMPTOM DIAGNOSIS >[WITH I-KEY, WITHOUT SUPER LOCK]
DOOR LOCK FUNCTION SYMPTOMS
KEY REMINDER : Symptom Table
INFOID:0000000001396653
KEY REMINDER OPERATION MALFUNCTION
NOTE:
 Before performing the diagnosis in the following table, check “Work Flow”. Refer to DLK-16, "
Work Flow".
 To understand the operation when it does work, refer to DLK-31, "
KEY REMINDER : System Description".
 Check 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” column
in this order.
Conditions of Vehicle (Operating Conditions)
 Request switch operation and door lock and unlock switch operation are normal.
Symptom Table
AUTO RELOCK
AUTO RELOCK : Symptom TableINFOID:0000000001396654
AUTO RELOCK OPERATION MALFUNCTION
NOTE:
 “AUTO RELOCK TIMER” is not OFF when setting on CONSULT-III.
 Before performing the diagnosis in the following table, check “Work Flow”. Refer to DLK-16, "
Work Flow".
 To understand the operation when it does work, refer to XX-XX, "*****"
“
 Check 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” column
in this order.
Conditions of Vehicle (Operating Conditions)
 Request switch operation and door lock and unlock switch operation are normal.
Symptom Table
Symptom Diagnosis/service procedureReference
page
Key reminder operation does not operate.1. Check door switch (driver side).DLK-65
2. Check inside key antenna.Instrument
panelDLK-120Front consoleDLK-123
Rear floorDLK-127
3. Check intermittent incident.XX-XX, "*****"
Symptom Diagnosis/service procedure Reference page
Auto relock operation does not operate.1.Check “AUTO RELOCK TIMER” setting in “WORK SUP-
PORT”.DLK-53
2. Check door switch.Driver sideDLK-65
Passenger sideDLK-67
Rear LHDLK-69
Rear RHDLK-71
Back doorDLK-73
3. Check ignition knob switch.DLK-80
4. Check key switch.DLK-77
5. Check intermittent incident.XX-XX, "*****"