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BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY
A
SECTION
SECURITY CONTROL SYSTEM
SEC B
C
D
E
CONTENTS
WITH INTELLIGENT KEY SYSTEM COMMON ITEM ........................................................19
. F
COMMON ITEM : CONSULT-III Function (BCM -
BASIC INSPECTION ................................... 4
. COMMON ITEM) ....................................................19
.
G
DIAGNOSIS AND REPAIR WORKFLOW ......... 4
. IMMU .........................................................................19
.
Work Flow ................................................................ 4
. IMMU : CONSULT-III Function (BCM - IMMU) .......19 .
INSPECTION AND ADJUSTMENT .................... 7
. THEFT ALM ..............................................................20
. H
THEFT ALM : CONSULT-III Function (BCM -
ADDITIONAL SERVICE WHEN REPLACING THEFT ALM) ..........................................................20
.
CONTROL UNIT ......................................................... 7
.
ADDITIONAL SERVICE WHEN REPLACING DIAGNOSIS SYSTEM (INTELLIGENT KEY I
CONTROL UNIT : Special Repair Requirement ...... 7 UNIT) ................................................................. 22
CONSULT-III Function (INTELLIGENT KEY) .........22
.
ECM RE-COMMUNICATING FUNCTION .................. 7 . J
ECM RE-COMMUNICATING FUNCTION : De- COMPONENT DIAGNOSIS ........................ 24
.
scription .................................................................... 7
.
ECM RE-COMMUNICATING FUNCTION : Spe- U1000 CAN COMM CIRCUIT ........................... 24
cial Repair Requirement ........................................... 7 . Description ..............................................................24
. SEC
DTC Logic ...............................................................24
.
FUNCTION DIAGNOSIS .............................. 8
. Diagnosis Procedure ..............................................24 .
L
INTELLIGENT KEY SYSTEM/ENGINE U1010 CONTROL UNIT (CAN) ......................... 25
START FUNCTION ............................................ 8
. Description ..............................................................25
.
System Diagram ....................................................... 8
. DTC Logic ...............................................................25
.
M
System Description .................................................. 8
. Diagnosis Procedure ..............................................25 .
Component Parts Location ..................................... 10
. Special Repair Requirement ...................................25 .
Component Description .......................................... 11
.
B2013 ID DISCORD I-KEY-STRG .................... 26 N
NVIS (NISSAN VEHICLE IMMOBILIZER SYS- Description ..............................................................26
.
TEM-NATS) .......................................................12
. DTC Logic ...............................................................26
.
System Diagram ..................................................... 12
. Diagnosis Procedure ..............................................26 .
O
System Description ................................................ 12
.
Component Parts Location ..................................... 14
. B2190, P1614 NATS ANTENNA AMP. ............ 29
Component Description ......................................... 14
. Description ..............................................................29
.
DTC Logic ...............................................................29
. P
VEHICLE SECURITY SYSTEM ........................16
. Diagnosis Procedure ..............................................29 .
System Diagram ..................................................... 16
.
System Description ................................................ 16
. B2191, P1615 DIFFERENCE OF KEY ............. 32
Component Parts Location ..................................... 17
. Description ..............................................................32
.
Component Description .......................................... 18
. DTC Logic ...............................................................32
.
Diagnosis Procedure ..............................................32 .
DIAGNOSIS SYSTEM (BCM) ...........................19
.
Revision: July 2007 SEC-1 2008 Armada
B2192, P1611 ID DISCORD, IMMU-ECM ........ 33
. DTC Inspection Priority Chart .............................. 70 .
Description ............................................................. 33
. DTC Index ............................................................. 70
.
DTC Logic .............................................................. 33
.
Diagnosis Procedure ............................................. 33 . INTELLIGENT KEY UNIT ................................. 71
.
Reference Value .................................................... 71.
B2193, P1612 CHAIN OF ECM-IMMU ............. 35
. Wiring Diagram - INTELLIGENT KEY SYSTEM/
Description ............................................................. 35
. ENGINE START FUNCTION - ............................... 72 .
DTC Logic .............................................................. 35
. Fail Safe ................................................................ 84
.
Diagnosis Procedure ............................................. 35 . DTC Inspection Priority Chart .............................. 84 .
DTC Index ............................................................. 84
.
B2194 ID DISCORD IMMU-I-KEY .................... 36
.
Description ............................................................. 36
. IPDM E/R (INTELLIGENT POWER DISTRI-
DTC Logic .............................................................. 36
. BUTION MODULE ENGINE ROOM) ................ 85
.
Diagnosis Procedure ............................................. 36 . Reference Value .................................................... 85.
Fail Safe ................................................................ 85
.
B2552 INTELLIGENT KEY ............................... 37
. DTC Index ............................................................. 85
.
Description ............................................................. 37
.
DTC Logic .............................................................. 37
. SYMPTOM DIAGNOSIS ............................ 86
Diagnosis Procedure ............................................. 37 .
Special Repair Requirement .................................. 37 . INTELLIGENT KEY SYSTEM/ENGINE
START FUNCTION SYMPTOMS ..................... 86
.
B2590 ID DISCORD BCM-I-KEY ...................... 38
. Symptom Table ...................................................... 86
.
Description ............................................................. 38
.
DTC Logic .............................................................. 38
. VEHICLE SECURITY SYSTEM SYMPTOMS ... 87
Diagnosis Procedure ............................................. 38 . Symptom Table ...................................................... 87
.
P1610 LOCK MODE ......................................... 39
. NISSAN VEHICLE IMMOBILIZER SYSTEM-
Description ............................................................. 39
. NATS SYMPTOMS ........................................... 88
.
DTC Logic .............................................................. 39
. Symptom Table ...................................................... 88
.
Diagnosis Procedure ............................................. 39 .
ON-VEHICLE MAINTENANCE .................. 89
POWER SUPPLY AND GROUND CIRCUIT .... 40
.
PRE-INSPECTION FOR DIAGNOSTIC ........... 89
.
INTELLIGENT KEY UNIT ........................................ 40
. Basic Inspection ..................................................... 89
.
INTELLIGENT KEY UNIT : Diagnosis Procedure... 40 Vehicle Security Operation Check ......................... 89 .
BCM .......................................................................... 40
. ON-VEHICLE REPAIR ............................... 91
BCM : Diagnosis Procedure .................................. 40 .
INTELLIGENT KEY UNIT ................................. 91
.
KEY CYLINDER SWITCH ................................ 41
. Removal and Installation ........................................ 91
.
Description ............................................................. 41
.
WITHOUT INTELLIGENT KEY SYSTEM
Component Function Check .................................. 41 .
Diagnosis Procedure ............................................. 41 . BASIC INSPECTION .................................. 92
IGNITION KNOB SWITCH ................................ 43
. DIAGNOSIS AND REPAIR WORKFLOW ........ 92
.
Ignition Knob Switch Check ................................... 43
. Work Flow .............................................................. 92
.
HORN FUNCTION ............................................ 45
. INSPECTION AND ADJUSTMENT .................. 95
.
Symptom Table ..................................................... 45
.
ADDITIONAL SERVICE WHEN REPLACING
VEHICLE SECURITY INDICATOR ................... 46
. CONTROL UNIT ....................................................... 95
.
Description ............................................................. 46
. ADDITIONAL SERVICE WHEN REPLACING
Component Function Check ................................ 46 . CONTROL UNIT : Special Repair Requirement .... 95 .
Diagnosis Procedure ............................................. 46 .
ECM RE-COMMUNICATING FUNCTION ................ 95 .
ECU DIAGNOSIS ....................................... 48
. ECM RE-COMMUNICATING FUNCTION : De-
scription .................................................................. 95
.
BCM (BODY CONTROL MODULE) ................. 48
. ECM RE-COMMUNICATING FUNCTION : Spe-
Reference Value .................................................... 48. cial Repair Requirement ........................................ 95 .
Wiring Diagram - VEHICLE SECURITY SYSTEM... 50
Wiring Diagram - NVIS .......................................... 61 . FUNCTION DIAGNOSIS ............................ 96
Fail Safe ................................................................ 70
.
Revision: July 2007 SEC-2 2008 Armada
NVIS (NISSAN VEHICLE IMMOBILIZER SYS- P1610 LOCK MODE ....................................... 113
TEM-NATS) .......................................................96
. Description ............................................................ 113
. A
System Diagram ..................................................... 96
. DTC Logic ............................................................. 113
.
System Description ................................................ 96
. Diagnosis Procedure ............................................ 113 .
Component Parts Location ..................................... 97
. B
Component Description ......................................... 98
. POWER SUPPLY AND GROUND CIRCUIT .. 114
VEHICLE SECURITY SYSTEM ........................99
. BCM ........................................................................ 114
.
BCM : Diagnosis Procedure ................................. 114 . C
System Diagram ..................................................... 99
.
System Description ................................................ 99
. KEY CYLINDER SWITCH ............................... 115
Component Parts Location ................................... 100. Description ............................................................ 115
.
Component Description ........................................ 101
. Component Function Check ................................. 115 . D
DIAGNOSIS SYSTEM (BCM) ......................... 102
. Diagnosis Procedure ............................................ 115 .
COMMON ITEM ...................................................... 102
. HORN FUNCTION ........................................... 117 E
COMMON ITEM : CONSULT-III Function (BCM - Symptom Table .................................................... 117
.
COMMON ITEM) .................................................. 102
. VEHICLE SECURITY INDICATOR ................. 118
IMMU ....................................................................... 102
. Description ............................................................ 118
. F
IMMU : CONSULT-III Function (BCM - IMMU) .... 102 . Component Function Check ............................... 118 .
Diagnosis Procedure ............................................ 118 .
THEFT ALM ............................................................ 103
. G
THEFT ALM : CONSULT-III Function (BCM - ECU DIAGNOSIS ...................................... 120
.
THEFT ALM) ........................................................ 103
.
BCM (BODY CONTROL MODULE) ............... 120
COMPONENT DIAGNOSIS ...................... 104
. Reference Value ................................................... 120. H
Wiring Diagram - VEHICLE SECURITY SYSTEM 122 ..
U1000 CAN COMM CIRCUIT .......................... 104
. Wiring Diagram - NVIS - ....................................... 133 .
Description ........................................................... 104
. Fail Safe ............................................................... 139
. I
DTC Logic ............................................................ 104
. DTC Inspection Priority Chart ............................ 140 .
Diagnosis Procedure ............................................ 104 . DTC Index ............................................................ 140
.
U1010 CONTROL UNIT (CAN) ....................... 105
. IPDM E/R (INTELLIGENT POWER DISTRI- J
Description ........................................................... 105
. BUTION MODULE ENGINE ROOM) .............. 141
DTC Logic ............................................................ 105
. Reference Value ................................................... 141.
Diagnosis Procedure ............................................ 105 . Fail Safe ............................................................... 141
. SEC
Special Repair Requirement ................................ 105 . DTC Index ............................................................ 141
.
B2190, P1614 NATS ANTENNA AMP. ........... 106
. SYMPTOM DIAGNOSIS ........................... 142
.
Description ........................................................... 106
. L
DTC Logic ............................................................ 106
. VEHICLE SECURITY SYSTEM SYMPTOMS . 142
Diagnosis Procedure ............................................ 106 . Symptom Table .................................................... 142
.
M
B2191, P1615 DIFFERENCE OF KEY ............ 109
. NISSAN VEHICLE IMMOBILIZER SYSTEM-
Description ........................................................... 109
. NATS SYMPTOMS ......................................... 143
DTC Logic ............................................................ 109
. Symptom Table .................................................... 143
.
N
Diagnosis Procedure ............................................ 109 .
ON-VEHICLE MAINTENANCE ................. 144
.
B2192, P1611 ID DISCORD, IMMU-ECM ....... 110
.
Description ........................................................... 110
. PRE-INSPECTION FOR DIAGNOSTIC .......... 144 O
DTC Logic ............................................................ 110
. Basic Inspection ................................................... 144
.
Diagnosis Procedure ............................................ 110 .
ON-VEHICLE REPAIR .............................. 145
.
B2193, P1612 CHAIN OF ECM-IMMU ............ 112
. P
Description ........................................................... 112
. VEHICLE SECURITY SYSTEM ...................... 145
DTC Logic ............................................................ 112
. Removal and Installation ...................................... 145
.
Diagnosis Procedure ............................................ 112 .
Revision: July 2007 SEC-3 2008 Armada
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION > [WITH INTELLIGENT KEY SYSTEM]
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow INFOID:0000000001365726
OVERALL SEQUENCE
ALKIA0538GB
DETAILED FLOW
Revision: July 2007 SEC-4 2008 Armada
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION > [WITH INTELLIGENT KEY SYSTEM]
1.GET INFORMATION FOR SYMPTOM A
Get the detailed information from the customer about the symptom (the condition and the environment when
the incident/malfunction occurred).
B
>> GO TO 2.
2.CHECK DTC
C
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. D
3. Check related service bulletins for information.
Is any symptom described and any DTC detected?
Symptom is described, DTC is displayed>>GO TO 3. E
Symptom is described, DTC is not displayed>>GO TO 4.
Symptom is not described, DTC is displayed>>GO TO 5.
3.CONFIRM THE SYMPTOM F
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. G
>> GO TO 5.
H
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. I
Verify relation between the symptom and the condition when the symptom is detected.
>> GO TO 6. J
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-70, "DTC Inspection Priority Chart" (Intelligent Key unit), SEC
SEC-70, "DTC Inspection Priority Chart" (BCM) and determine trouble diagnosis order.
Is DTC detected?
L
YES >> GO TO 8.
NO >> Refer to GI-39, "Intermittent Incident".
6.PERFORM BASIC INSPECTION M
Perform Basic Inspection. Refer to SEC-4, "Work Flow".
>> GO TO 7. N
7.DETECT MALFUNCTIONING SYSTEM BY SYMPTOM TABLE
Detect malfunctioning system according to Symptom Table based on the confirmed symptom in step 4. O
>> GO TO 8.
8.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE P
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.
Revision: July 2007 SEC-5 2008 Armada
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION > [WITH INTELLIGENT KEY SYSTEM]
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
Revision: July 2007 SEC-6 2008 Armada
INSPECTION AND ADJUSTMENT
< BASIC INSPECTION > [WITH INTELLIGENT KEY SYSTEM]
INSPECTION AND ADJUSTMENT
A
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
B
quirement INFOID:0000000001365728
Refer to the CONSULT-III Operation Manual-NATS.
ECM RE-COMMUNICATING FUNCTION C
ECM RE-COMMUNICATING FUNCTION : Description INFOID:0000000001365729
D
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) E
NOTE:
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