Infiniti FX35 / FX45. Manual - part 227

 

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Infiniti FX35 / FX45. Manual - part 227

 

 

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-175

< SERVICE INFORMATION >

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ACTIVE TEST

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.

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

This is displayed even when it is not equipped.

KEYLESS LOCK

Indicates [ON/OFF] condition of lock signal from key fob.

KEYLESS UNLOCK

Indicates [ON/OFF] condition of unlock signal from key fob.

KEYLESS TRUNK

Indicates [ON/OFF] condition of trunk opener signal from key fob.

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

Indicates [ON/OFF] condition of back door switch.

KEY CYL LK SW

Indicates [ON/OFF] condition of lock signal from key cylinder switch.

KEY CYL UN SW

Indicates [ON/OFF] condition of unlock signal from 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.

Test Item

Description

THEFT IND

This test is able to check security indicator lamp operation. The lamp will be turned on when “ON” 
on CONSULT-III screen is touched.

ANTI THEFT HORN

This test is able to check vehicle security horn operation. The horns will be activated for 0.5 sec-
onds after “ON” on CONSULT-III 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-III screen is touched.

BL-176

< SERVICE INFORMATION >

VEHICLE SECURITY (THEFT WARNING) SYSTEM

Trouble Diagnosis

INFOID:0000000001327913

WORK FLOW

• “POWER DOOR LOCK SYSTEM” Diagnosis; refer to 

BL-36, "Work Flow"

.

• “REMOTE CONTROL SYSTEM” Diagnosis; refer to 

BL-62, "Work Flow"

.

• “INTELLIGENT KEY SYSTEM” Diagnosis; refer to 

BL-103, "Diagnosis Procedure"

.

PIIA6909E

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-177

< SERVICE INFORMATION >

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Preliminary Check

INFOID:0000000001327914

The system operation is canceled by turning ignition switch to “ACC” at any step between START and ARMED
in the following flow chart.

After performing preliminary check, go to symptom chart. Refer to 

BL-177, "Trouble Diagnosis Symptom

Chart"

.

Trouble Diagnosis Symptom Chart

INFOID:0000000001327915

PIIA6910E

Procedure

Diagnostic procedure

Refer to page

Symptom

1

Vehicle security 
system cannot be 
set by ····

Door switch

Diagnostic Procedure 1 (Check door, hood and back door switch)

BL-178

Lock / unlock switch

Diagnostic Procedure 6 (Check door lock / unlock switch)

BL-184

Door outside key

Diagnostic Procedure 3 (Check door key cylinder switch)

BL-183

Key fob

Check remote keyless entry.

BL-50

Intelligent Key

Check Intelligent Key.

BL-76

If the above systems are “OK”, replace BCM.

BCS-13

Security indicator does not turn “ON”.

Diagnostic Procedure 2 (Check security indicator lamp)

BL-182

If the above systems are “OK”, replace BCM.

BCS-13

BL-178

< SERVICE INFORMATION >

VEHICLE SECURITY (THEFT WARNING) SYSTEM

*1: Make sure the system is in the armed phase.

Diagnosis Procedure 1

INFOID:0000000001327916

1 – 1 CHECK DOOR SWITCH 

First perform the “SELF-DIAG RESULTS” in “BCM” with CONSULT-III, when perform the each trouble
diagnosis. Refer to 

BCS-13, "U1000 CAN Communication Circuit"

.

1.

CHECK DOOR SWITCH INPUT SIGNAL

 With CONSULT-III

Check (“DOOR SW-DR”, “DOOR SW-AS”, “DOOR SW-RR” and “DOOR SW-RL”) in “DATA MONITOR” mode
with CONSULT-III.

Without CONSULT-III

Check voltage between BCM connector M3, B14 terminals and ground.

2

*1 Vehicle security 
system does not 
alarm when ····

Any door is opened.

Diagnostic Procedure 1 (Check door, hood and back door switch)

BL-178

If the above systems are “OK”, replace BCM.

BCS-13

3

Vehicle security 
alarm does not ac-
tivate.

Horn alarm

Diagnostic Procedure 4 (Check vehicle security horn alarm)

BL-183

Check horn function. 

BL-72

If the above systems are “OK”, replace BCM.

BCS-13

Head lamp alarm

Diagnostic Procedure 5 (Check head lamp alarm)

BL-183

If the above systems are “OK”, replace BCM.

BCS-13

4

Vehicle security 
system cannot be 
canceled by ····

Door outside key

Diagnostic Procedure 3 (Check door key cylinder switch)

BL-183

If the above systems are “OK”, check power window main switch.

EI-36

Key fob

Check remote keyless entry function.

BL-50

If the above systems are “OK”, replace BCM.

BCS-13

Intelligent Key

Check Intelligent Key

BL-78

If the above systems are “OK”, replace BCM.

BCS-13

Procedure

Diagnostic procedure

Refer to page

Symptom

Monitor item

Condition

DOOR SW-DR

OPEN

: ON

CLOSE

: OFF

DOOR SW-AS

OPEN

: ON

CLOSE

: OFF

DOOR SW-RR

OPEN

: ON

CLOSE

: OFF

DOOR SW-RL

OPEN

: ON

CLOSE

: OFF

Item

Terminals (Wire color)

Condition

Voltage (V)

(Approx.)

(+)

(–)

PIIA6223E

 

 

 

 

 

 

 

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