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REAR SEAT
SE-29
< ON-VEHICLE REPAIR >
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3. Remove the clips, and then remove the striker cover.
4. Remove the headrest holder.
5. To remove armrest, refer to "Disassembly of Armrest " .
6. Remove the seatback trim.
7. Remove the bolts, and then remove the rear seat lock assembly.
8. Remove the seatback pad from the seatback frame.
9. Remove the seatback center bracket bolt and then remove the seatback frame.
Assembly of Seatback Trim and Pad
Assembly is the reverse order of disassembly. Be careful of the following one point.
Before installing headrest holder, check its orientation (front/rear and right/left).
Disassembly of Seat Cushion Trim and Pad
Remove the rings to separate the trim and pad.
Assembly of Seat Cushion Trim and Pad
Assembly is the reverse order of disassembly.
PIIB2485J
PIIB4084J
PIIB2487J
Page 4626 of 5883

SEC-1
BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY
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SECTION SEC
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CONTENTS
SECURITY CONTROL SYSTEM
WITH INTELLIGENT KEY SYSTEM
BASIC INSPECTION ....................................
4
DIAGNOSIS AND REPAIR WORKFLOW ..........4
Work Flow .................................................................4
INSPECTION AND ADJUSTMENT .....................7
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT ..........................................................
7
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Special Repair Requirement .......
7
ECM RE-COMMUNICATING FUNCTION ...................7
ECM RE-COMMUNICATING FUNCTION : De-
scription .....................................................................
7
ECM RE-COMMUNICATING FUNCTION : Spe-
cial Repair Requirement ............................................
7
FUNCTION DIAGNOSIS ...............................8
INTELLIGENT KEY SYSTEM/ENGINE
START FUNCTION .............................................
8
System Diagram ........................................................8
System Description ...................................................8
Component Parts Location ......................................10
Component Description ...........................................10
NATS (NISSAN ANTI-THEFT SYSTEM) ...........12
System Diagram ......................................................12
System Description .................................................12
Component Parts Location ......................................14
Component Description ..........................................14
DIAGNOSIS SYSTEM (BCM) ............................15
COMMON ITEM .........................................................15
COMMON ITEM : CONSULT-III Function (BCM -
COMMON ITEM) .....................................................
15
IMMU ..........................................................................15
IMMU : CONSULT-III Function (BCM - IMMU) .......15
THEFT ALM ...............................................................16
THEFT ALM : CONSULT-III Function (BCM -
THEFT ALM) ...........................................................
16
DIAGNOSIS SYSTEM (INTELLIGENT KEY
UNIT) .................................................................
18
CONSULT-III Function (INTELLIGENT KEY) ..........18
COMPONENT DIAGNOSIS .........................21
U1000 CAN COMM CIRCUIT ...........................21
Description ...............................................................21
DTC Logic ................................................................21
Diagnosis Procedure ...............................................21
U1010 CONTROL UNIT (CAN) .........................22
Description ...............................................................22
DTC Logic ................................................................22
Diagnosis Procedure ...............................................22
Special Repair Requirement ....................................22
B2013 ID DISCORD I-KEY-STRG ....................23
Description ...............................................................23
DTC Logic ................................................................23
Diagnosis Procedure ...............................................23
B2190, P1614 NATS ANTENNA AMP. ............26
Description ...............................................................26
DTC Logic ................................................................26
Diagnosis Procedure ...............................................26
B2191, P1615 DIFFERENCE OF KEY .............29
Description ...............................................................29
DTC Logic ................................................................29
Diagnosis Procedure ...............................................29
B2192, P1611 ID DISCORD, IMMU-ECM .........30
Description ...............................................................30
DTC Logic ................................................................30
Diagnosis Procedure ...............................................30
B2193, P1612 CHAIN OF ECM-IMMU ..............32
Page 4627 of 5883

SEC-2
Description ..............................................................32
DTC Logic ...............................................................32
Diagnosis Procedure ..............................................32
B2194 ID DISCORD IMMU-I-KEY .....................33
Description ..............................................................33
DTC Logic ...............................................................33
Diagnosis Procedure ..............................................33
B2552 INTELLIGENT KEY ................................34
Description ..............................................................34
DTC Logic ...............................................................34
Diagnosis Procedure ..............................................34
Special Repair Requirement ...................................34
B2590 ID DISCORD BCM-I-KEY .......................35
Description ..............................................................35
DTC Logic ...............................................................35
Diagnosis Procedure ..............................................35
P1610 LOCK MODE ..........................................36
Description ..............................................................36
DTC Logic ...............................................................36
Diagnosis Procedure ..............................................36
POWER SUPPLY AND GROUND CIRCUIT .....37
INTELLIGENT KEY UNIT .........................................37
INTELLIGENT KEY UNIT : Diagnosis Procedure ...37
BCM ...........................................................................38
BCM : Diagnosis Procedure ...................................38
KEY SWITCH .....................................................39
Description ..............................................................39
Component Function Check ...................................39
Diagnosis Procedure ..............................................39
Component Inspection ............................................41
IGNITION KNOB SWITCH .................................42
Description ..............................................................42
Component Function Check ...................................42
Diagnosis Procedure ..............................................42
Component Inspection ............................................44
STOP LAMP SWITCH (A/T) ..............................45
Diagnosis Procedure ..............................................45
STOP LAMP SWITCH (M/T) ..............................47
Diagnosis Procedure ..............................................47
VEHICLE SECURITY INDICATOR ....................49
Description ..............................................................49
Component Function Check .................................49
Diagnosis Procedure ..............................................49
SECURITY SYSTEM PRE-WIRING ..................51
Wiring Diagram - SECURITY SYSTEM PRE-WIR-
ING - .......................................................................
51
ECU DIAGNOSIS ........................................54
BCM (BODY CONTROL MODULE) ..................54
Reference Value .....................................................54
Wiring Diagram - INTELLIGENT KEY SYSTEM/
ENGINE START FUNCTION - ................................
55
Wiring Diagram - NATS - ........................................63
Fail Safe .................................................................68
DTC Inspection Priority Chart ...............................69
DTC Index ..............................................................69
INTELLIGENT KEY UNIT ..................................71
Reference Value .....................................................71
Fail Safe .................................................................71
DTC Inspection Priority Chart ...............................71
DTC Index ..............................................................71
IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) .................
73
Reference Value .....................................................73
Fail Safe .................................................................73
DTC Index ..............................................................74
SYMPTOM DIAGNOSIS ............................75
INTELLIGENT KEY SYSTEM/ENGINE
START FUNCTION SYMPTOMS ......................
75
Symptom Table .......................................................75
NATS (NISSAN ANTI-THEFT SYSTEM)
SYMPTOMS .......................................................
76
Symptom Table .......................................................76
ON-VEHICLE MAINTENANCE ..................77
PRE-INSPECTION FOR DIAGNOSTIC ............77
Basic Inspection ......................................................77
Vehicle Security Operation Check ..........................77
ON-VEHICLE REPAIR ...............................79
INTELLIGENT KEY UNIT ..................................79
Removal and Installation .........................................79
WITHOUT INTELLIGENT KEY SYSTEM
BASIC INSPECTION ..................................
80
DIAGNOSIS AND REPAIR WORKFLOW .........80
Work Flow ...............................................................80
INSPECTION AND ADJUSTMENT ...................83
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT ........................................................
83
ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Special Repair Requirement .....
83
ECM RE-COMMUNICATING FUNCTION .................83
ECM RE-COMMUNICATING FUNCTION : De-
scription ...................................................................
83
ECM RE-COMMUNICATING FUNCTION : Spe-
cial Repair Requirement .........................................
83
FUNCTION DIAGNOSIS ............................84
Page 4628 of 5883

SEC-3
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NATS (NISSAN ANTI-THEFT SYSTEM) ...........84
System Diagram ......................................................84
System Description .................................................84
Component Parts Location ......................................85
Component Description ..........................................86
DIAGNOSIS SYSTEM (BCM) ............................87
COMMON ITEM .........................................................87
COMMON ITEM : CONSULT-III Function (BCM -
COMMON ITEM) .....................................................
87
IMMU ..........................................................................87
IMMU : CONSULT-III Function (BCM - IMMU) .......87
THEFT ALM ...............................................................88
THEFT ALM : CONSULT-III Function (BCM -
THEFT ALM) ...........................................................
88
COMPONENT DIAGNOSIS .........................90
U1000 CAN COMM CIRCUIT .............................90
Description ..............................................................90
DTC Logic ...............................................................90
Diagnosis Procedure ...............................................90
U1010 CONTROL UNIT (CAN) ..........................91
DTC Logic ...............................................................91
Diagnosis Procedure ...............................................91
Special Repair Requirement ...................................91
B2190, P1614 NATS ANTENNA AMP. ..............92
Description ..............................................................92
DTC Logic ...............................................................92
Diagnosis Procedure ...............................................92
B2191, P1615 DIFFERENCE OF KEY ...............94
Description ..............................................................94
DTC Logic ...............................................................94
Diagnosis Procedure ...............................................94
B2192, P1611 ID DISCORD, IMMU-ECM ..........95
Description ..............................................................95
DTC Logic ...............................................................95
Diagnosis Procedure ...............................................95
B2193, P1612 CHAIN OF ECM-IMMU ...............97
Description ..............................................................97
DTC Logic ...............................................................97
Diagnosis Procedure ...............................................97
B2196 DONGLE NG ...........................................98
Description ...............................................................98
DTC Logic ................................................................98
Diagnosis Procedure ...............................................98
P1610 LOCK MODE .........................................99
Description ...............................................................99
DTC Logic ................................................................99
Diagnosis Procedure ...............................................99
POWER SUPPLY AND GROUND CIRCUIT ..100
BCM .........................................................................100
BCM : Diagnosis Procedure ..................................100
VEHICLE SECURITY INDICATOR .................101
Description .............................................................101
Component Function Check ................................101
Diagnosis Procedure .............................................101
SECURITY SYSTEM PRE-WIRING ................103
Wiring Diagram - SECURITY SYSTEM PRE-WIR-
ING - ......................................................................
103
ECU DIAGNOSIS .......................................106
BCM (BODY CONTROL MODULE) ...............106
Reference Value ....................................................106
Wiring Diagram - NATS - .......................................106
Fail Safe ................................................................111
DTC Inspection Priority Chart .............................113
DTC Index .............................................................113
IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) ..............
114
Reference Value ....................................................114
Fail Safe ................................................................114
DTC Index .............................................................115
SYMPTOM DIAGNOSIS ............................116
VEHICLE SECURITY SYSTEM SYMPTOMS .116
Symptom Table .....................................................116
NATS (NISSAN ANTI-THEFT SYSTEM)
SYMPTOMS ....................................................
117
Symptom Table .....................................................117
ON-VEHICLE MAINTENANCE ..................118
PRE-INSPECTION FOR DIAGNOSTIC ..........118
Basic Inspection ....................................................118
Page 4629 of 5883
SEC-4
< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
DIAGNOSIS AND REPAIR WORKFLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work FlowINFOID:0000000001404029
OVERALL SEQUENCE
DETAILED FLOW
ALKIA0246GB
Page 4630 of 5883
![NISSAN TIIDA 2007 Service Repair Manual DIAGNOSIS AND REPAIR WORKFLOW
SEC-5
< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
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1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer abou NISSAN TIIDA 2007 Service Repair Manual DIAGNOSIS AND REPAIR WORKFLOW
SEC-5
< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
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1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer abou](/manual-img/5/57395/w960_57395-4629.png)
DIAGNOSIS AND REPAIR WORKFLOW
SEC-5
< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
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1.GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the condition and the environment when
the incident/malfunction occurred).
>> GO TO 2.
2.CHECK DTC
1. Check DTC for Intelligent Key unit and BCM.
2. Perform the following procedure if DTC is displayed.
- Erase DTC.
- Study the relationship between the cause detected by DTC and the symptom described by the customer.
3. Check related service bulletins for information.
Is any symptom described and any DTC detected?
Symptom is described, DTC is displayed>>GO TO 3.
Symptom is described, DTC is not displayed>>GO TO 4.
Symptom is not described, DTC is displayed>>GO TO 5.
3.CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT-III to the vehicle in “DATA MONITOR” mode and check real-time diagnosis results.
Verify relation between the symptom and the condition when the symptom is detected.
>> GO TO 5.
4.CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT-III to the vehicle in “DATA MONITOR ” mode and check real-time diagnosis results.
Verify relation between the symptom and the condition when the symptom is detected.
>> GO TO 6.
5.PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC Confirmation Procedure for the displayed DTC, and then check that DTC is detected again.
If two or more DTCs are detected, refer to SEC-71, "
DTCInspectionPriorityChart" (Intelligent Key unit),
SEC-69, "
DTCInspectionPriorityChart" (BCM) and determine trouble diagnosis order.
Is DTC detected?
YES >> GO TO 8.
NO >> Refer to XX-XX, "*****"
.
6.PERFORM BASIC INSPECTION
Perform Basic Inspection. Refer to SEC-77, "
Basic Inspection".
>> GO TO 7.
7.DETECT MALFUNCTIONING SYSTEM BY SYMPTOM TABLE
Detect malfunctioning system according to Symptom Table based on the confirmed symptom in step 4.
>> GO TO 8.
8.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
NOTE:
The Diagnostic Procedure is described based on open circuit inspection. A short circuit inspection is also
required for the circuit check in the Diagnostic Procedure.
>> GO TO 9.
Page 4631 of 5883
SEC-6
< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
DIAGNOSIS AND REPAIR WORKFLOW
9.REPAIR OR REPLACE THE MALFUNCTIONING PART
1. Repair or replace the malfunctioning part.
2. Reconnect parts or connectors disconnected during Diagnostic Procedure again after repair and replace-
ment.
3. Check DTC. If DTC is displayed, erase it.
>> GO TO 10.
10.FINAL CHECK
When DTC was detected in step 9, perform DTC Confirmation Procedure or Component Function Check
again, and then check that the malfunctions have been fully repaired.
When symptom was described by the customer, refer to the confirmed symptom in step 3 or 4, and check that
the symptom is not detected.
Does the symptom reappear?
YES (DTC is detected)>>GO TO 8.
YES (Symptom remains)>>GO TO 6.
NO >>INSPECTION END
Page 4632 of 5883
![NISSAN TIIDA 2007 Service Repair Manual INSPECTION AND ADJUSTMENT
SEC-7
< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
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ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL S NISSAN TIIDA 2007 Service Repair Manual INSPECTION AND ADJUSTMENT
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ADDITIONAL S](/manual-img/5/57395/w960_57395-4631.png)
INSPECTION AND ADJUSTMENT
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INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
quirement
INFOID:0000000001404031
Refer to the CONSULT-III Operation Manual-NATS.
ECM RE-COMMUNICATING FUNCTION
ECM RE-COMMUNICATING FUNCTION : DescriptionINFOID:0000000001404032
Performing following procedure can automatically perform re-communication of ECM and BCM, but only when
the ECM has been replaced with a new one (*1).
*1: New one means an ECM which has never been energized on-board.
(In this step, initialization procedure by CONSULT-III is not necessary)
NOTE:
When registering new Key IDs or replacing the ECM that is not brand new, refer to CONSULT-III Oper-
ation Manual.
If multiple keys are attached to the key holder, separate them before work.
Distinguish keys with unregistered key ID from those with registered ID.
ECM RE-COMMUNICATING FUNCTION : Special Repair RequirementINFOID:0000000001404033
1.PERFORM ECM RE-COMMUNICATING FUNCTION
1. Install ECM.
2. Using a registered key (*2), turn ignition switch to “ON”.
*2: To perform this step, use the key that has been used before performing ECM replacement.
3. Maintain ignition switch in “ON” position for at least 5 seconds.
4. Turn ignition switch to “OFF”.
5. Start engine.
Can engine be started?
YES >> Procedure is completed.
NO >> Initialize control unit. Refer to CONSULT-III Operation Manual NATS.