2007 INFINITI FX35 Service Manual

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INFINITI FX35 2007 Service Manual POWER DOOR LOCK SYSTEM BL-37
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Revision: 2006 July 2007 FX35/FX45
Work FlowNIS001M4
1. Check the symptom and customers requests.
2. Understand the outline of sy

POWER DOOR LOCK SYSTEM BL-37
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Revision: 2006 July 2007 FX35/FX45
Work FlowNIS001M4
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to BL-22, "
System Description" .
3. According to the trouble diagnosis chart by symptom, repair or replace the cause of the malfunction. Refer to BL-38, "
Trouble Diagnosis Chart by Symptom" .
4. Does power door lock system operate normally? YES: GO TO 5.
NO: GO TO 3.
5. INSPECTION END
CONSULT-II Function (BCM)NIS001M5
CONSULT-II can display each diagnostic item using the diagnostic test modes shown.
CONSULT-II START PROCEDURE
Refer to GI-38, "CONSULT-II Start Procedure" .
CONSULT-II APPLICATION ITEMS
Work Support
Data Monitor
*: With Intelligent Key system BCM diagnosis
test item Check item diagnosis test mode Content
Door lock DATA MONITOR Displays the input data of BCM real time.
ACTIVE TEST Gives a drive signal to a load to check the operation.
Work item Description
DOOR LOCK-UNLOCK SET Select unlock mode can be changed in this mode. Selects ON-OFF of select unlock mode.
ANTI-LOCK OUT SET Key reminder door mode can be changed in this mode. Selects ON-OFF of key reminder door
mode.
Monitor item Content
IGN ON SW Indicates [ON/OFF] condition of ignition switch in ON position.
KEY ON SW Indicates [ON/OFF] condition of key switch.
CDL LOCK SW Indicates [ON/OFF] condition of lock signal from door lock and unlock switch.
CDL UNLOCK SW Indicates [ON/OFF] condition of unlock signal from door lock and unlock switch.
DOOR SW-DR Indicates [ON/OFF] condition of front door switch driver side.
DOOR SW-AS Indicates [ON/OFF] condition of front door switch passenger side.
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.
KEY CYL UN-SW Indicates [ON/OFF] condition of unlock signal from key cylinder.
KEYLESS LOCK Indicates [ON/OFF] condition of lock signal from key fob.
KEYLESS UNLOCK Indicates [ON/OFF] condition of unlock signal from key fob.
I-KEY LOCK* Indicates [ON/OFF] condition of lock signal from door request switch.
I-KEY UNLOCK* Indicates [ON/OFF] condition of unlock signal from door request switch.

Page 850 of 4366

INFINITI FX35 2007 Service Manual BL-38
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
Active Test
Trouble Diagnosis Chart by SymptomNIS001M6
Always check the “Work Flow” before troubleshooting. Refer to BL-37, "Work Fl

BL-38
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
Active Test
Trouble Diagnosis Chart by SymptomNIS001M6
Always check the “Work Flow” before troubleshooting. Refer to BL-37, "Work Flow" .
*1 : Lock operation
*2 : Unlock operation
*3 : Driver side
*4 : Except driver side Test item in “DOOR LOCK” Content
ALL LOCK This test is able to check all door lock actuators lock operation.
These actuators lock when “ALL LOCK” on CONSULT-II screen is touched.
ALL UNLOCK This test is able to check all door lock actuators unlock operation.
These actuators unlock when “ALL UNLOCK” on CONSULT-II screen is touched.
DR UNLOCK This test is able to check door lock actuator (driver side) unlock operation.
This actuator unlock when “DR UNLOCK” on CONSULT-II screen is touched.
OTHER UNLOCK This test is able to check all door lock actuators (except driver side) unlock operation.
These actuators unlock when “OTHER UNLOCK” on CONSULT-II screen is touched.
Symptom Diagnoses service procedure Reference
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Key reminder door system does not operate properly. 1.Check key reminder door mode.*
*: Key reminder door mode can be changed.
First check key reminder door mode. BL-37
2. Check BCM power supply and ground cir-
cuit BL-39
3. Check key switch.
BL-44
4. Check door switch. BL-40
5. Replace BCM.BCS-14
Power door lock does not operate with door lock and unlock switch. 2. Check BCM power supply and ground cir-
cuit BL-392. Check door lock and unlock switch.
BL-39
3. Replace BCM.BCS-14
Power door lock does not operate with door key cylinder operation.
(Power door lock operate properly with door lock and unlock switch.) 1. Check front door key cylinder switch.
BL-51*1
BL-52*2
2. Replace power window main switch. –
Specific door lock actuator does not operate. 1. Check door lock actuator.
BL-48
*3
BL-49*4
2. Replace BCM.
BCS-14
Rear door lock actuator (LH and RH) does not operate.*
*: Only model with intelligent key system. 1. Check select unlock relay circuit.
BL-53
Select unlock does not operate.
(All other power door lock system is “OK”.) 1. Check select unlock mode.*
*: Select unlock mode can be changed.
First check select unlock mode. BL-37
2. Replace BCM.
BCS-14
Fuel lid lock actuator does not operate.
(All door lock actuators operates properly.) 1.Check fuel lid lock actuator.
BL-50

Page 851 of 4366

INFINITI FX35 2007 Service Manual POWER DOOR LOCK SYSTEM BL-39
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Revision: 2006 July 2007 FX35/FX45
Check BCM Power Supply and Ground CircuitNIS001M7
1. CHECK FUSE AND FUSIBLE LINK
Check 50A fusi

Page 852 of 4366

INFINITI FX35 2007 Service Manual BL-40
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
Check Door SwitchNIS001M8
CHECK DOOR SWITCH (EXCEPT BACK DOOR SWITCH)
1. CHECK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check door

Page 853 of 4366

INFINITI FX35 2007 Service Manual POWER DOOR LOCK SYSTEM BL-41
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Revision: 2006 July 2007 FX35/FX45
2. CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM c

Page 854 of 4366

INFINITI FX35 2007 Service Manual BL-42
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
CHECK BACK DOOR SWITCH
1. CHECK BACK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check door switches (“BACK DOOR SW”) in “DATA M

Page 855 of 4366

INFINITI FX35 2007 Service Manual POWER DOOR LOCK SYSTEM BL-43
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Revision: 2006 July 2007 FX35/FX45
2. CHECK BACK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect back door switch

Page 856 of 4366

INFINITI FX35 2007 Service Manual BL-44
POWER DOOR LOCK SYSTEM
Revision: 2006 July 2007 FX35/FX45
4. CHECK BACK DOOR SWITCH GROUND HARNESS
Check continuity between back door switch connector D109 terminal
8 and ground.
OK or NG
OK

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