ignition INFINITI M35 2007 Factory Service Manual

VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-229
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Revision: 2007 April2007 M35/M45
Terminals and Reference Value of BCMNIS001ZZ
Terminals and Reference Value of IPDM E/RNIS00200
Te r m i -
nal Wire
colorItemSignal
Input/
OutputConditionVoltage [V]
(Approx.)
11 V Power supply (ACC) InputIgnition switch (ACC or ON
position)Battery voltage
12 PFront door switch
passenger side signalInputON (Open) → OFF
(Closed)0 → Battery voltage
13 O/L Rear door switch RH signal InputON (Open) → OFF
(Closed)0 → Battery voltage
22 G Power window serial linkInput/
OutputIgnition switch ON or power
window timer operating
23 W/V Security indicator lamp Output Goes off → Illuminates Battery voltage → 0
37 LG Key switch signal InputKey inserted in key slot →
key removed from key slotBattery voltage → 0
39 L CAN-HInput/
Output——
40 P CAN-LInput/
Output——
42 P Power source (fuse) Input — Battery voltage
52 B Ground — — 0
55 W Battery power supply (fusible link) Input — Battery voltage
56 W Trunk lid key cylinder switch Input Neutral → Unlock Battery voltage → 0
57 SB Trunk room lamp switch signal InputON (Open) → OFF
(Closed)0 → Battery voltage
62 VFront door switch
driver side signalInputON (Open) → OFF
(Closed)0 → Battery voltage
63 R/G Rear door switch LH signal InputON (Open) → OFF
(Closed)0 → Battery voltage
PIIA2344J
Terminal Wire color ItemSignal
Input/OutputConditionVoltage [V]
(Approx.)
38 B Ground (power) — — 0
48 G/B Horn relay control signal OutputPanic alarm is operating 0
Other than above Battery voltage
49 L CAN-H Input/Output — —
50 P CAN-L Input/Output — —
51 B Ground (signal) — — 0
60 LG/B Hood switch signal Input ON (Open) → OFF (closed) 0 → Battery voltage

BL-230
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision: 2007 April2007 M35/M45
CONSULT-II Function (BCM)NIS00201
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CAUTION:
CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunction might be detected in
self-diagnosis depending on control units with carry out CAN communication.
BASIC OPERATION
Refer to GI-38, "CONSULT-II Start Procedure" .
CONSULT-II APPLICATION ITEM
Work Support
Data Monitor
BCM diagnosis
positionInspection items and diagnosis mode Description
THEFT ALMDATA MONITOR Displays the input data to BCM in real time basis.
ACTIVE TEST Gives a drive signal to a load to check the operation.
WORK SUPPORT Changes setting of each function.
Test Item Description
SECURITY ALARM SET This mode is able to confirm and change security alarm ON-OFF setting.
THEFT ALM TRGThe switch which triggered vehicle security alarm is recorded. This mode is able to confirm and
erase the record of vehicle security alarm. The trigger data can be erased by touching “CLEAR”
on CONSULT-II screen.
Monitored Item Description
IGN ON SW Indicates [ON/OFF] condition of ignition switch.
ACC ON SW Indicates [ON/OFF] condition of ignition switch in ACC position.
KEY ON SW Indicates [ON/OFF] condition of key switch.
I-KEY DR UNLK Indicates [ON/OFF] condition of unlock signal from driver side door request switch.
I-KEY AS UNLK Indicates [ON/OFF] condition of unlock signal from passenger side door request switch.
I-KEY LOCK Indicates [ON/OFF] condition of lock signal from Intelligent Key.
I-KEY UNLOCK Indicates [ON/OFF] condition of unlock signal from Intelligent Key.
I-KEY TRNK/HAT Indicates [ON/OFF] condition of trunk opener signal from Intelligent Key.
TRUNK OPNR SW This is displayed even when it is not equipped.
TRUNK CYL SW This is displayed even when it is not equipped.
TRUNK OPN MNTR Indicates [ON/OFF] condition of trunk room lamp switch.
HOOD SW Indicates [ON/OFF] condition of hood switch.
DOOR SW-DR Indicates [ON/OFF] condition of front door switch LH.
DOOR SW-AS Indicates [ON/OFF] condition of front door switch RH.
DOOR SW-RR Indicates [ON/OFF] condition of rear door switch RH.
DOOR SW-RL Indicates [ON/OFF] condition of rear door switch LH.
BACK DOOR SW This is displayed even when it is not equipped.
KEY CYL LK-SW Indicates [ON/OFF] condition of lock signal from front door key cylinder switch.
KEY CYL UN-SW Indicates [ON/OFF] condition of unlock signal from front door key cylinder switch.
CDL LOCK SW Indicates [ON/OFF] condition of lock signal from door lock/unlock switch LH and RH.
CDL UNLOCK SW Indicates [ON/OFF] condition of unlock signal from door lock/unlock switch LH and RH.

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Revision: 2007 April2007 M35/M45
Active Test
Trouble Diagnosis Work FlowNIS00202
1. CHECK IN
Listen to customer complaint.
>> GO TO 2.
2. CHECK FUNCTION
Do “Power door lock system” and “Intelligent Key system” work properly?
YES >> GO TO 3.
NO >> Preform diagnosis and repair. Refer to BL-43, "
INTELLIGENT KEY SYSTEM" .
3. PERFORM DIAGNOSTIC PROCEDURE
Perform diagnostic procedure according to the symptom chart. Refer to BL-233, "
Trouble Diagnosis Symptom
Chart" .
>> GO TO 4.
4. FINAL CHECK
Confirm that the malfunction is completely fixed by operating the system.
OK >> INSPECTION END
NG >> GO TO 3.
Preliminary CheckNIS00203
1. INSPECTION START
Turn ignition switch "OFF" and pull out Intelligent Key from key slot.
NOTE:
Before starting operation check, open front windows.
>> GO TO 2.
2. CHECK SECURITY INDICATOR LAMP
1. Lock doors using Intelligent Key or mechanical key.
2. Make sure security indicator lamp illuminate for 30 seconds.
Security indicator lamp should illuminate.
OK >> GO TO 3.
NG >> Perform diagnosis and repair. Refer to BL-234, "
Diagnostic Procedure 1" .
Test Item Description
THEFT INDThis test is able to check security indicator lamp operation. The lamp will be turned on when “ON”
on CONSULT-II screen is touched.
VEHICLE SECURITY HORNThis test is able to check vehicle security horn operation. The horns will be activated for 0.5 sec-
onds after “ON” on CONSULT-II screen is touched.
HEADLAMP(HI)This test is able to check vehicle security lamp operation. The headlamps will be activated for 0.5
seconds after “ON” on CONSULT-II screen is touched.
FLASHERThis test is able to check vehicle security hazard lamp operation. The hazard lamps will be acti-
vated after “ON” on CONSULT-II screen is touched.

BL-234
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision: 2007 April2007 M35/M45
Diagnostic Procedure 1NIS00205
DOOR SWITCH CHECK
1. CHECK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check door switches (“DOOR SW-DR”, “DOOR SW-AS”, “DOOR SW-RL” and “DOOR SW-RR”) in “DATA
MONITOR” mode with CONSULT-II.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check voltage between BCM connector and ground.
OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2.
Monitor item Condition
DOOR SW-DR
CLOSE → OPEN: OFF → ON DOOR SW-AS
DOOR SW-RL
DOOR SW-RR
PIIA6469E
Terminals
Door conditionVoltage (V)
(Approx.) (+)
(–)
BCM
connectorTerminal
M112
GroundFront
passenger
sideOPEN 0
CLOSE Battery voltage
13Rear RH
sideOPEN 0
CLOSE Battery voltage
M362 Driver sideOPEN 0
CLOSE Battery voltage
63Rear LH
sideOPEN 0
CLOSE Battery voltage
PIIB6324E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Revision: 2007 April2007 M35/M45
2. CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch connector.
3. Check door switch.
OK or NG
OK >> GO TO 3.
NG >> Replace malfunction door switch.
3. CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM connector and door switch connector.
3. Check continuity between BCM connector and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between BCM and door
switch.
Terminal
Door switch Continuity
Door switch
2Ground part of
door switchPushed No
Released Yes
PIIB5977E
AB
Continuity
BCM connector TerminalDoor switch
connectorTerminal
M112 B424
2Yes 13 B403
M362 B11
63 B53
A
GroundContinuity
BCM connector Terminal
M112
No 13
M362
63
PIIB6325E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Revision: 2007 April2007 M35/M45
HOOD SWITCH CHECK
1. CHECK HOOD SWITCH
Check hood switch and hood fitting condition.
OK or NG
OK >> GO TO 2.
NG >> Adjust installation of hood switch.
2. CHECK HOOD SWITCH INPUT SIGNAL
With CONSULT-II
Check (“HOOD SW”) in “DATA MONITOR” mode with CONSULT-II.

When hood is opened:

When hood is closed:
Without CONSULT-II
Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Hood switch is OK, and go to BL-239, "TRUNK ROOM
LAMP SWITCH CHECK" .
NG >> GO TO 3.
3. CHECK HOOD SWITCH
1. Turn ignition switch OFF.
2. Disconnect hood switch connector.
3. Check continuity between hood switch terminals 1 and 2.
OK or NG
OK >> GO TO 4.
NG >> Replace hood switch.HOOD SW : ON
HOOD SW : OFF
PIIA7006E
IPDM E/R con-
nectorTe r m i n a l s
Condition of hoodVoltage [V]
(Approx.)
(+) (-)
E9 60 GroundOPEN 0
CLOSE Battery voltage
PIIB6214E
Hood
switchTerminalsCondition of hood
switchContinuity
E44 1 2Pressed No
Released Yes
PIIB6215E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Revision: 2007 April2007 M35/M45
TRUNK ROOM LAMP SWITCH CHECK
1. CHECK TRUNK ROOM LAMP SWITCH INPUT SIGNAL
With CONSULT-II
Check (“TRUNK SW”) in “DATA MONITOR” mode with CONSULT-II.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check voltage between BCM connector and ground.
OK or NG
OK >> Trunk room lamp switch circuit is OK.
NG >> GO TO 2.
2. CHECK TRUNK ROOM LAMP SWITCH
1. Turn ignition switch OFF.
2. Disconnect trunk lid lock assembly connector.
3. Check trunk room lamp switch.
OK or NG
OK >> GO TO 3.
NG >> Replace trunk room lamp switch.
Monitor item Condition
TRUNK SWOPEN : ON
CLOSE : OFF
PIIB1362E
Terminals
Trunk
conditionVoltage (V)
(Approx.) (+)
(–)
BCM connector Terminal
M3 57 GroundOPEN 0
CLOSE Battery voltage
PIIB6326E
Terminal
Trunk condition Continuity
Trunk room lamp switch
12OPEN Yes
CLOSE No
PIIB8995E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Revision: 2007 April2007 M35/M45
Diagnostic Procedure 2NIS00206
SECURITY INDICATOR LAMP CHECK
1. SECURITY INDICATOR LAMP ACTIVE TEST
With CONSULT-II
Check (“THEFT IND”) in “ACTIVE TEST” mode with CONSULT-II.
OK or NG
OK >> Security indicator lamp is OK.
NG >> GO TO 2.
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect security indicator lamp connector.
3. Check voltage between multi-function switch (security indicator
lamp) connector and ground.
OK or NG
OK >> Check the following.

Harness for open or short between BCM and multi-
function switch (security indicator lamp)

Security indicator lamp condition
NG >> Check the following.

15A fuse [No.37, located in fuse block (J/B)]

Harness for open or short between multi-function switch (security indicator lamp) and fuse Perform operation shown on display indicator lamp
should illuminate.
PIIA7005E
Terminals
Voltage (V)
(Approx.) (+)
(–)
Security indicator
lamp connectorTerminal
M69 1 Ground Battery voltage
PIIB6218E

BL-242
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Revision: 2007 April2007 M35/M45
Diagnostic Procedure 3NIS00207
FRONT DOOR KEY CYLINDER SWITCH CHECK
1. CHECK KEY CYLINDER SWITCH OPERATION
Check if door key cylinder switch using mechanical key.
Do doors lock / unlock when using the mechanical key?
YES >> Front door key cylinder switch operation is OK.
NO >> Check door key cylinder switch circuit. Refer to BL-41, "
Door Key Cylinder Switch Check" .
Diagnostic Procedure 4NIS00208
VEHICLE SECURITY HORN ALARM CHECK
First perform the “SELF-DIAG RESULTS” of “BCM” with CONSULT-II, then perform the trouble diagno-
sis of malfunction system indicated in “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-13, "
CAN Com-
munication Inspection Using CONSULT-II (Self-Diagnosis)".
1. CHECK HORN OPERATION
Check if horn sounds with horn switch.
Does horn operate?
Yes >> GO TO 2.
No >> Check horn circuit. Refer to WW-54, "
HORN" .
2. CHECK IPDM E/R INPUT SIGNAL
Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Replace IPDM E/R.
NG >> GO TO 3.
3. CHECK HORN RELAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and horn relay connector.
3. Check continuity between IPDM E/R connector and horn relay connector.
OK or NG
OK >> Check harness connection.
NG >> Repair or replace harness.
Terminals
Voltage (V)
(Approx.) (+)
(–)
IPDM E/R
connectorTerminal
E9 48 Ground Battery voltage
PIIB6219E
AB
Continuity
IPDM E/R
connectorTe r m i n a lHorn relay
connectorTerminal
E9 48 E20 1 Yes
PIIB6220E

BL-244
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)
Revision: 2007 April2007 M35/M45
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)PFP:28591
Component Parts and Harness Connector LocationNIS0020C
1. Fuse block (J/B) fuse layout 2. Fuse and fusible link box 3. BCM M1, M2, M3 (View with instru-
ment lower panel RH removed)
4. Intelligent key unit M32, M33 (View
with dash side finisher LH removed) 5. PDU M30, M31 (View with combina-
tion meter removed)6. IPDM E/R E4, E9
(Engine room)
7. ECM M71 (View with instrument
lower panel RH removed)8. Push-button ignition switch M27 9. Stop lamp switch E124
PIIB5894E