Infiniti M35/M45 Y50. Manual - part 293

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-241

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Diagnostic Procedure 2

NIS00206

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 connector

Terminal

M69

1

Ground

Battery voltage

PIIB6218E

BL-242

VEHICLE SECURITY (THEFT WARNING) SYSTEM

Diagnostic Procedure 3

NIS00207

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 4

NIS00208

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
connector

Terminal

E9

48

Ground

Battery voltage

PIIB6219E

A

B

Continuity 

IPDM E/R
connector

Terminal

Horn relay 

connector

Terminal

E9

48

E20

1

Yes

PIIB6220E

VEHICLE SECURITY (THEFT WARNING) SYSTEM

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Diagnostic Procedure 5

NIS00209

VEHICLE SECURITY HEADLAMP ALARM CHECK 

1. 

CHECK HEADLAMP OPERATION

Check if headlamp operate by lighting switch.

Does headlamp come on when turning switch “ON”?

YES

>> Headlamp circuit is OK.

NO

>> Check headlamp system. Refer to 

LT-42, "HEADLAMP (FOR USA) - XENON TYPE -"

 , 

LT-8,

"HEADLAMP (FOR USA) - CONVENTIONAL TYPE -"

  or 

LT-78, "HEADLAMP (FOR CANADA) -

DAYTIME LIGHT SYSTEM -"

 .

Diagnostic Procedure 6

NIS0020A

DOOR LOCK AND UNLOCK SWITCH CHECK 

1. 

CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL

Check if power door lock operated by door lock and unlock switch.

Do doors lock / unlock when using each door lock and unlock switches?

YES

>> Door lock and unlock switch is OK.

NO

>> Check door lock and unlock switch. Refer to 

BL-35, "Check Door Lock and Unlock Switch"

Diagnostic Procedure 7

NIS0020B

VEHCLE SECURITY HAZARD LAMP ALARM CHECK

1. 

CHECK HAZARD WARNING LAMP

Does hazard warning lamp flash with hazard switch?
YES or NO

YES

>> Hazard warning lamp circuit is OK.

NO

>> Check hazard circuit. Refer to 

LT-212, "TURN SIGNAL AND HAZARD WARNING LAMPS"

 .

BL-244

IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)

IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)

PFP:28591

Component Parts and Harness Connector Location

NIS0020C

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