Infiniti FX35 / FX45. Manual - part 199

REMOTE KEYLESS ENTRY SYSTEM

BL-63

< SERVICE INFORMATION >

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Check Key Fob Battery and Function

INFOID:0000000001327823

1.

CHECK KEY FOB BATTERY

1.

Remove key fob battery. Refer to 

BL-75, "Key Fob Battery Replacement"

.

Hazard reminder does not activate properly when 
pressing lock or unlock button of key fob.
(Horn reminder is “OK”.)

1. Check hazard reminder mode.*
*: Hazard reminder mode can be changed.
First check the hazard reminder setting.

BL-60

2. Check hazard function with hazard switch.

BL-72

3. Replace BCM.

BCS-13

Horn reminder does not activate properly when 
pressing lock button of key fob.
(Hazard reminder is “OK”.)

1. Check horn reminder mode.*
*: Horn reminder can be changed.
First check the horn chirp setting.

BL-60

2. Check horn function.

BL-72

3. Check IPDM E/R operation.

BL-71

4. Replace BCM.

BCS-13

Panic alarm (horn and headlamp) does not activate 
when panic alarm button is continuously pressed.

1. Check panic alarm mode.*
*: Panic alarm mode can be changed.
First check the panic alarm setting.

BL-60

2. Check key fob battery and function.

BL-63

3. Check headlamp function.

BL-72

4. Check horn function.

BL-72

5. Check IPDM E/R operation.

BL-71

6. Check key switch.

BL-68

7. Replace key fob. Refer to ID Code Entry Procedure.
NOTE:
If the result of key fob function check with CONSULT-III is OK, key 
fob is not malfunctioning.

BL-73

8. Replace BCM.

BCS-13

Auto door lock operation does not activate properly.
(All other remote keyless entry system function is 
OK.)

1. Check auto door lock operation mode.*
*: Auto door lock operation mode can be changed.
First check the auto door lock operation setting.

BL-60

2. Replace BCM.

BCS-13

Keyless power window down (open) operation does 
not activate properly.
(All other remote keyless entry system function is 
OK.)

1. Check power window down operation mode.*
*: Power window down operation mode can be changed.
First check the power window down setting.

BL-60

2. Check power window function.

GW-15

3. Replace BCM.

BCS-13

Map lamp and ignition keyhole illumination operation 
does not activate properly.

1. Check map lamp and ignition keyhole illumination operation.

BL-72

2. Check door switch.

BL-65

3. Replace BCM.

BCS-13

Symptom

Diagnoses/service procedure

Reference 

page

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< SERVICE INFORMATION >

REMOTE KEYLESS ENTRY SYSTEM

2.

Measure voltage between battery positive and negative termi-
nals, (+) and (

−

).

NOTE:
Key fob does not function if battery is not set correctly.

OK or NG

OK

>> GO TO 2.

NG

>> Replace battery.

2.

CHECK KEY FOB FUNCTION

 With CONSULT-III

Check key fob function in “DATA MONITOR” mode with CONSULT-III. When pushing each button of key fob,
the corresponding monitor item should be turned as follows.

OK or NG

OK

>> Key fob is OK.

NG

>> Replace key fob.

Check ACC Switch

INFOID:0000000001327824

1.

CHECK ACC SWITCH

 With CONSULT-III

Check ACC switch (“ACC ON SW”) in “DATA MONITOR” mode with CONSULT-III.

Without CONSULT-III

Voltage

: 2.5 – 3.0V

SEL237W

Condition

Monitor item

Pushing LOCK

KEYLESS LOCK

: ON

Pushing UNLOCK

KEYLESS UNLOCK

: ON

Keep pushing UNLOCK

RKE KEEP UNLK

: ON

Pushing PANIC

KEYLESS PANIC

: ON

Pushing LOCK and UNLOCK at the 
same time

RKE LCK-UNLOCK

: ON

Monitor item

Condition

ACC SW

Ignition switch position is ACC or ON

: ON

Ignition switch position is OFF

: OFF

REMOTE KEYLESS ENTRY SYSTEM

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Check voltage between BCM connector and ground.

OK or NG

OK

>> ACC switch is OK.

NG

>>

Check the following.

• 10A fuse [No. 6, located in fuse block (J/B)]
• Harness for open or short between BCM and fuse.

Check Door Switch

INFOID:0000000001327825

CHECK DOOR SWITCH (EXCEPT BACK DOOR SWITCH)

1.

CHECK DOOR SWITCH INPUT SIGNAL

 With CONSULT-III

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

Without CONSULT-III

Check voltage between BCM connector and ground.

Item

(+)

(–)

Condition

Voltage (V)

Approx.

Con-

nector

Terminal

(Wire color)

BCM

M3

11 (LG)

Ground

ACC or ON

Battery voltage

OFF

0

PIIA7002E

Monitor item

Condition

DATA MONITOR

DOOR SW-DR

CLOSE

↓

OPEN: 

OFF

↓

ON

DOOR SW-AS

DOOR SW-RL

DOOR SW-RR

Item

Connector

Terminals

(Wire color)

Door

condition

Voltage (V)

(Approx.)

(+)

(-) 

Driver side

B14

62 (W)

Ground

CLOSE

↓

OPEN

Battery voltage

↓

0

Rear LH 

63 (P)

Passenger side

M3

12 (P/B)

Rear RH

13 (P/L)

PIIA7003E

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< SERVICE INFORMATION >

REMOTE KEYLESS ENTRY SYSTEM

OK or NG

OK

>> Door switch circuit is OK.

NG

>> GO TO 2.

2.

CHECK DOOR SWITCH CIRCUIT 

1.

Turn ignition switch OFF.

2.

Disconnect door switch and BCM connector.

3.

Check continuity between door switch connector B26, B36, B46,
B206 terminals 1 and BCM connector M3, B14 terminals 62, 12,
63, 13.

4.

Check continuity between door switch connector B26, B36, B46,
B206 terminal 1 and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace harness.

3.

CHECK DOOR SWITCH

Check continuity between door switch terminal 1 and ground part of
door switch.

OK or NG

OK

>> Check door switch case ground condition.

NG

>> Replace door switch.

CHECK BACK DOOR SWITCH

1.

CHECK BACK DOOR SWITCH INPUT SIGNAL

 With CONSULT-III

Check (“BACK DOOR SW”) in “DATA MONITOR” mode with CONSULT-III.

Driver side door 

1 (W) – 62 (W)

: Continuity should exist.

Passenger side door

1 (SB) – 12 (P/B)

: Continuity should exist.

Rear door LH

1 (P) – 63 (P)

: Continuity should exist.

Rear door RH

1 (P) – 13 (P/L)

: Continuity should exist.

1 (W, SB, P) – Ground

: Continuity should not exist.

PIIA7004E

Terminal

Door switch condition

Continuity

1

Ground part of door switch

Pushed

No

Released

Yes

PIIA3351E