2007 INFINITI FX35 key

INTELLIGENT KEY SYSTEM BL-145
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Revision: 2006 July 2007 FX35/FX45
Check Hazard FunctionNIS001O0
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- 9 0 , "
TURN SIGNAL AND HAZARD WARNING LAMPS" .
Check Horn FunctionNIS001O1
First perform the “SELF-DIAG RESULTS” in “BCM” with CONSULT-II, then perform the trouble diagnosis of
malfunction system indicated “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-13, "
CAN Communication
Inspection Using CONSULT-II (Self-Diagnosis)" .
1. CHECK HORN FUNCTION
Does horn sound with horn switch?
YES or NO
YES >> Horn circuit is OK.
NO >> Check horn circuit. Refer to WW-58, "
HORN" .
Check Headlamp FunctionNIS001O2
First perform the “SELF-DIAG RESULTS” in “BCM” with CONSULT-II, then perform the trouble diagnosis of
malfunction system indicated “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-13, "
CAN Communication
Inspection Using CONSULT-II (Self-Diagnosis)" .
1. CHECK HEADLAMP OPERATION
Does headlamp come on when turning lighting switch “ON”?
YES or NO
YES >> Headlamp operation circuit is OK.
NO >> Check headlamp system. Refer to LT- 6 , "
HEADLAMP - XENON TYPE -" .
Check IPDM E/R OperationNIS001O3
1. CHECK IPDM E/R INPUT VOLTAGE
Check voltage between IPDM E/R connector E9 terminal 51 (SB) and ground.
OK or NG
OK >> Replace IPDM E/R.
NG >> GO TO 2. 51 (SB) – Ground : Battery voltage
PIIA6403E

BL-146
INTELLIGENT KEY SYSTEM
Revision: 2006 July 2007 FX35/FX45
2. CHECK IPDM E/R HARNESS
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and horn relay connector.
3. Check continuity between IPDM E/R connector E9 terminal 51 (SB) and horn relay connector E10 termi- nal 1 (SB).
OK or NG
OK >> Check harness connection.
NG >> Repair or replace harness.
Removal and Installation of Intelligent Key UnitNIS001O4
REMOVAL
1. Remove the instrument lower driver panel. Refer to IP-11, "Removal and Installation" .
2. Disconnect the Intelligent Key unit connector, remove the screw and Intelligent Key unit.
INSTALLATION
Install in the reverse order of removal. 51 (SB) – 1 (SB) : Continuity should exist.
PIIA6404E
PIIA6371E

INTELLIGENT KEY SYSTEM BL-147
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Revision: 2006 July 2007 FX35/FX45
Intelligent Key Battery ReplacementNIS001O5
INTELLIGENT KEY BATTERY INSPECTION
Check by connecting a resistance (approximately 300Ω) so that the
current value becomes about 10 mA.
PIIB4646E
Standard : Approx. 2.5V - 3.0V
OCC0607D

BL-152
FRONT DOOR LOCK
Revision: 2006 July 2007 FX35/FX45
FRONT DOOR LOCKPFP:80502
Removal and InstallationNIS001OA
REMOVAL
1. Remove the front door finisher. Refer to EI-36, "Removal and Installation" .
2. Disconnect the inside handle knob cable and lock knob cable from the back side of the front door finisher.
3. Remove the front door glass and front door module assembly. Refer to GW-58, "
Removal and Installation"
.
4. Remove door side grommet, and remove door key cylinder assembly (driver side) and outside handle escutcheon (passenger side) TORX bolt (T30) from grommet hole.
1. Front gasket 2. Outside handle 3. Door key cylinder assembly (Driver
side)
Outside handle escutcheon (Pas-
senger side)
4. Rear gasket 5. Outside handle bracket 6. Grommet
7. TORX bolt (T30) 8. Key cylinder rod (Driver side only) 9. TORX bolt (T30)
10. Outside handle cable 11. Door lock assembly 12. Inside handle knob cable
13. Lock knob cable 14. Screw 15. Inside handle
PIIA6025E
PIIA4014E

FRONT DOOR LOCK BL-153
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Revision: 2006 July 2007 FX35/FX45
CAUTION:
Do not forcibly remove the TORX bolt (T30).
5. Reach to separate the key cylinder rod connection (on the handle).
6. While pulling the outside handle, remove door key cylinder assembly (driver side) and outside handle escutcheon (passen-
ger side).
7. Disconnect the door request switch connector. (Intelligent Key only)
8. While pulling outside handle, slide toward rear of vehicle to remove outside handle.
9. Remove the front gasket and rear gasket.
PIIA3553E
PIIA3554E
PIIA3555E
PIIA3557E

BL-168
BACK DOOR AUTO CLOSURE SYSTEM
Revision: 2006 July 2007 FX35/FX45
Terminals and Reference Value for Back Door Closure Control UnitNIS001OP
*, (): Models with Intelligent Key Termi-
nal Wire
color Item Signal
Input/
output Condition
Voltage (V)
(Approx.)
1 R Power source (Fuse) Input — Battery voltage
2 PU Closure motor (open) signal Output Fully close → fully open
3 G Closure motor (close) signal Output Fully open → fully close
4 B Ground — — 0
5 W
(B) Ground* — — 0*
Unlock sensor signal
(passenger side) Input Passenger side door lock is
locked 5
Passenger side door lock is
unlocked 0
6 Y
(LG) Back door opener switch
signal Input Back door opener switch is ON 0
Other than above 5
7 OR Half-latch switch signal Input Fully open → fully close
8 L Close switch signal Input Fully open → fully close
9 P Open switch signal Input Fully open → fully close
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SIIA1481J

BACK DOOR AUTO CLOSURE SYSTEM BL-169
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Revision: 2006 July 2007 FX35/FX45
Work FlowNIS001OQ
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to BL-164, "
System Description" .
3. Perform the preliminary check, Refer to BL-169, "
Preliminary Check"
4. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to BL-169,
"Trouble Diagnosis Chart by Symptom" .
5. Does back door auto closure system operate normally? If Yes, GO TO 6, If No, GO TO 4.
6. INSPECTION END
Preliminary CheckNIS001OR
Remove the fuse No.18 for the back door closure with the back door closure inactive.
Check that the back door can be open / close normally.
CAUTION:
It is judged it is abnormal, discontinues closure operation, and drive lever returns to a neutral position
if not becoming full-latch within about three seconds after half-latch.
When this operation is done continuously three times, both back door closure and back door opener
switch are not operated because the function of back door closure is stopped.
Thing to reset power supply by pulling out and opening fuse in that case.
Trouble Diagnosis Chart by SymptomNIS001OS
Symptom Diagnostic procedure and repair order Refer to page
Back door closure does not operate. 1. Check back door closure motor power supply and
ground circuit BL-170
2. Check half-latch switch
BL-170
3. Check close switchBL-172
4. Check open switchBL-173
5. Check closure motorBL-179
6. Replace back door closure control unit.BL-179
Back door does not open (with Intelligent Key system). 1. Check Intelligent Key system
BL-1152. Check back door opener switchBL-174
Back door does not open 1. Check back door opener switch
BL-1762. Check unlock sensorBL-178
3. Replace back door closure control unit.BL-179
Back door does not enter fully closed states through
back door closure operates. 1. Back door fitting adjustment.
BL-158
2. Replace back door lock assembly.BL-162

BL-174
BACK DOOR AUTO CLOSURE SYSTEM
Revision: 2006 July 2007 FX35/FX45
3. CHECK GROUND CIRCUIT
Check continuity between back door closure motor connector D109
terminal 8 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK BACK DOOR CLOSURE CONTROL UNIT OUTPUT SIGNAL
1. Connect back door closure control unit connector.
2. Check voltage between back door closure control unit connector D106 terminal 9 and ground.
OK or NG
OK >> Replace back door lock assembly.
NG >> Replace back door closure control unit.
Check Back Door Opener Switch (With Intelligent Key)NIS001OX
1. CHECK BACK DOOR OPENER SWITCH SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between back door closure control unit connector and ground.
OK or NG
OK >> Back door opener switch is OK.
NG >> GO TO 2. 8 (B) – Ground : Continuity should exist.
PIIA6170E
Back door is closed
9 (P) – Ground : Battery voltage
PIIA6177E
Connector Terminals (Wire color)
Condition Voltage (V)
(Approx.)
(+) (-)
D106 6 (LG) Ground Back door opener switch
: ON 0
Back door opener switch
: OFF 5
PIIA6178E