INFINITI FX35 2008 Service Manual

INTELLIGENT KEY SYSTEMBL-97
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TIWM1670E
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BL-98
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
TIWM1671E
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INTELLIGENT KEY SYSTEMBL-99
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Terminal and Reference Valu e for INTELLIGENT KEY UNITINFOID:0000000001327842
Te r -
minal Wire
color Item Signal
Input/
output Condition
Voltage (V)(Approx.)
Ignition
knob po- sition Operation or conditions
1R/W Steering lock unit power
supply
Output LOCK — 5
2 L CAN-H Input/
Output —— —
3 P CAN-L Input/
Output —— —
4LG Intelligent Key warning
buzzer Output LOCKOperate remote
controller button or door request switch. Buzzer OFF Battery voltage
Sound
buzzer
0
5W/L Door request switch
(driver side) Input —Door request switch operation:
Press (ON).
0
Other than the above (OFF) 5
6 W Ignition switch (ON) Input ON or
START — Battery voltage
7 B/W key switch Input LOCK Insert mechanical key into igni-
tion key cylinder.
Battery voltage
Remove mechanical key from ig-
nition key cylinder. 0
10 LG Ignition switch (ACC) Input ACC or
ON — Battery voltage
11 L/R Power source (Fuse) Input — — Battery voltage
12 B Ground — — — 0
13 P Inside key antenna (+)
(Luggage room) Output
LOCKAny door open
→ all doors shut
(Door switch: ON → OFF)
14 L Inside key antenna (-)
(Luggage room)
Output
15 G Inside key antenna (+)
signal
(Dashboard) Output
LOCKAny door open
→ Close (Door
switch: ON → OFF)
Ignition knob switch: ON (press
ignition knob.)
16 R Inside key
antenna (-)
signal
(Dashboard) Output
17 L Back door antenna (+) Output
LOCKBack door request switch opera-
tion (Switch: ON)
18 W/L Back door antenna (-) Output
SIIA1910J
SIIA1910J
SIIA1910J
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BL-100
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
19 SB Outside antenna LH (+) OutputLOCKDriver door request signal opera-
tion (Switch: ON)
20 G/Y Outside antenna LH (-) Output
25 W/R Door request switch
(passenger side)
Input —Door request switch operation:
Press (ON)
0
Other than the above (OFF) 5
26 P/L Stop lamp switch Input — Brake pedal depressed (ON) 5
Brake pedal not depressed
(OFF)
0
27 L/W Ignition knob switch Input — Press ignition knob. 12
Return ignition knob to LOCK po-
sition.
0
28 W/B Door unlock sensor Input — Door is locking → unlock 5 → 0
29 GY Door request switch
(back door)
Input —Back door request switch opera-
tion: Press (ON)
0
Other than the above (OFF) 5
31 Y/B Steering lock unit
ground —— — 0
32 R/B Steering lock unit com-
munication Output LOCKPress ignition knob with Intelli-
gent Key inside vehicle.
Other than the above 5
35 LG Inside key antenna (+)
signal
(Dashboard) Output
LOCKAny door open
→ Close (Door
switch: ON → OFF)
Ignition knob switch: ON (press
ignition knob.)
36 PU Inside key antenna (-)
signal
(Dashboard) Output
37 G Outside antenna RH (+) Output
LOCKPassenger door request switch
operation (Switch: ON)
38 G/W Outside antenna RH (-) Output
Te r -
minal Wire
color Item Signal
Input/
output Condition
Voltage (V)(Approx.)
Ignition
knob po-
sition Operation or conditions
SIIA1910J
SIIA1911J
SIIA1910J
SIIA1910J
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INTELLIGENT KEY SYSTEMBL-101
< SERVICE INFORMATION >
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Terminal and Reference Va lue for Steering Lock unitINFOID:0000000001327843
Terminal and Reference Value for BCMINFOID:0000000001327844
39 R/Y Park position switch Input LOCK A/T selector lever in “P” position. 0
A/T selector lever in other posi-
tion.
Battery voltage
40 BR/
W Door lock relay Output LOCK Door request switch (passenger
side) pressedBattery voltage
→ 0 → Battery
voltage
Te r -
minal Wire
color Item Signal
Input/
output Condition
Voltage (V)(Approx.)
Ignition
knob po-
sition Operation or conditions
Te r -
minal Wire
color Item Signal
Input/
output Condition
Voltage (V)
(Approx.)
Ignition knob
position Operation or conditions
1 L/R Power source (Fuse) Input LOCK — Battery voltage
2R/W Steering lock unit pow-
er supply Input LOCK — 5
3R/B Steering lock unit com-
munication signal
Input LOCKPress ignition knob with In-
telligent Key inside vehicle.
Other than the above 5
4Y/B Steering lock unit
ground —— — 0
SIIA1911J
Te r m i -
nal Wire
color ItemSignal
Input/
output Condition
Voltage (V)
(Approx.)
1PU Key ring illumination
output signal OutputKey ring illumination is lighting. Battery voltage
Key ring illumination is being turned off. 0
12 P/B Front door switch (Pas-
senger side)
Input Door open (ON)
→ Close (OFF) 0 → Battery voltage
13 P/L Rear door switch RH Input Door open (ON) → Close (OFF) 0 → Battery voltage
37 B/W Key switch Input Insert mechanical key from ignition key
cylinder.
Battery voltage
Remove mechanical key from ignition
key cylinder. 0
38 W/L Ignition switch (ON) Input Ignition switch is in ON or START posi-
tion
Battery voltage
39 L CAN-H Input/
Output ——
40 P CAN-L Input/
Output ——
41 R/B Battery saver output
signal Output30 minutes after ignition switch is turned
to OFF
0
Ignition switch is in ON position Battery voltage
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BL-102
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
*1: In the state that hazard reminder operates.
*2: In the state that room lamp switch is in “DOOR” position.
Terminal and Reference Value for IPDM E/RINFOID:0000000001327845
42 L/R Power source (Fuse) Input — Battery voltage
44 YDriver door lock actua-
tor (Unlock) Output
Door lock / unlock switch
(Free
→ Unlock) 0
→ Battery voltage
45 G/W Left turn signal lamp Output When door lock or unlock is operated us-
ing Intelligent Key.*
1
(ON
→ OFF) Battery voltage
→ 0
46 BR/W Right turn signal lamp Output When door lock or unlock is operated us-
ing Intelligent Key.*
1
(ON
→ OFF) Battery voltage
→ 0
47 Y/R Step lamp output signal Output Step lamp is lighting. 0
Step lamp is being turned off. Battery voltage
48 PU/W Room lamp output sig-
nal OutputRoom lamp is lighting.*
20
Room lamp is being turned off.*
2Battery voltage
49 B Ground — — 0
50 PU Door lock actuator
(Lock) Output
Door lock / unlock switch
(Free
→ Lock) 0
→ Battery voltage
51 W/B Passenger and rear
doors lock actuator
(Unlock) Output
Door lock / unlock switch
(Free
→ Unlock) 0
→ Battery voltage
52 B Ground — — 0
54 W Power source (power
window)
Input — Battery voltage
55 G Power source (Fusible
link) Input — Battery voltage
58 L Back door switch Input Back door open (ON) → Close (OFF) 0 → 9
62 W Front door switch (Driv-
er side) Input Door open (ON)
→ Close (OFF) 0 → Battery voltage
63 P Rear door switch LH Input Door open (ON) → Close (OFF) 0 → Battery voltage
Te r m i -
nal Wire
color ItemSignal
Input/
output Condition
Voltage (V)
(Approx.)
Te r m i - nal Wire
color ItemSignal
Input/
output Condition
Voltage (V)
(Approx.)
38 B Ground — — 0
48 L CAN – H Input/
Output ——
49 R CAN – L Input/
Output ——
51 SB Horn relay Output When panic alarm is operated using In-
telligent Key (OFF
→ ON) Battery voltage
→ 0
60 B Ground — — 0
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INTELLIGENT KEY SYSTEMBL-103
< SERVICE INFORMATION >
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Diagnosis ProcedureINFOID:0000000001327846
WORK FLOW
CONSULT-III Functions (INTELLIGENT KEY)INFOID:0000000001327847
 CONSULT-III has display and inspection functions for work support, self-diagnosis, data monitor, and control
unit part number by combining data reception and co mmand transmission via communication lines from the
Intelligent Key unit.
PIIA6736E
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BL-104
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
CONSULT-III Application Item
INFOID:0000000001327849
WORK SUPPORT
SELF-DIAGNOSTIC RESULTS
DATA MONITOR
MAIN SIGNALS Display Item
Part to be diagnosed Inspection Item, Diagnosis Mode Description
Intelligent Key WORK SUPPORT
 Performs Intelligent Key-ID registration, check, and deletion.
 Performs steering lock unit ID registration.
 Changes settings for each function (ON/OFF).
SELF-DIAG RESULTS Intelligent Key unit performs CAN communication diagnosis.
DATA MONITOR Displays Intelligent Key unit input data in real time.
CAN DIAG SUPPORT MNTR The results of transmit/receive diagnosis of CAN communication can
be read.
ACTIVE TEST Sends drive signals door lock actuator, buzzer or combination meter to
perform operation check.
ECU PART NUMBER Displays Intelligent Key unit part No.
Monitor item Description
CONFIRM KEY FOB ID The Intelligent Key ID can be confirmed.
TAKE OUT FROM WINDOW WARN The condition of Intelligent Key warning function can be changed.
LOW BATT OF KEY FOB WARN The condition of low battery warning function can be changed.
I-KEY FUNCTION The condition of Intellig ent Key's function can be changed.
ANSWER BACK FUNCTION The co ndition of answer back function can be changed.
HORN WITH KEYLESS LOCK The condition of key reminder function can be set.
SELECTIVE UNLOCK FUNCTION The co ndition of selective unlock function can be changed.
HAZARD ANSWER BACK The condition of key reminder function can be set.
ANSWER BACK WITH I-KEY LOCK The condition of ke y reminder function (LOCK) can be changed.
ANSWER BACK WITH I-KEY UNLOCK The condition of ke y reminder function (UNLOCK) can be changed.
AUTO RELOCK TIMER This mode is able confirm and changed auto door lock function operation time set-
ting.
PANIC ALARM DELAY This mode is able to confirm and change panic alarm function operation delay time
setting.
P/W DOWN DELAY This mode is able to confirm and change remote window open function.
ENGINE START BY I-KEY This mode is able to confirm and change start function ON - OFF setting.
LOCK/UNLOCK BY I-KEY The condition of lock/unlock function can be set.
LUG ROOM ENGINE START This mode is able to confirm and change operation range.
Self-diag results Description Diagnosis procedure Reference page
CAN COMM
[U1000] Malfunction is detected in CAN communication. Check CAN communication system.
BCS-13
STRG COMM1
[B2013]Malfunction is detected in communication of Intel-
ligent Key unit and steering lock unit.
Check steering lock unit.
BL-124
STRG COMM2
[B2014]Malfunction is detected in communication of Intel-
ligent Key unit and steering lock unit.
Check steering lock unit.
BL-124
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INTELLIGENT KEY SYSTEMBL-105
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ACTIVE TEST
List of Operation Related PartsINFOID:0000000001327850
Parts marked with × are the parts related to operation.
Monitor item [OPERATION] Description
PUSH SWITCH [ON/OFF] Displays status (Ignition knob switch ON/i
gnition knob switch OFF) as judged from
ignition knob switch signal.
KEY SW [ON/OFF] Displays status (Key inserted: ON/Key removed: OFF) as judged by key switch.
DR REQ SW [ON/OFF] Displays status (Operable: ON/Non-operable: OFF) as judged from door request
switch (driver
side) signal.
AS REQ SW [ON/OFF] Displays status (Operable: ON/Non-operable: OFF) as judged from door request
switch (passenger side) signal.
BD/TR REQ SW [ON/OFF] Displays status (Operable: ON/Non-operable: OFF) as judged from door request
switch (back door) signal.
IGN SW [ON/OFF] Displays status (Ignition knob ON position: ON/Ignition knob OFF position: OFF) as
judged from ignition switch signal.
ACC SW [ON/OFF] Displays status (Ignition switch ACC position: ON/Ignition switch OFF position:
OFF) as judged from ignition switch signal.
DOOR STAT SW [ON/OFF] Displays status from door unlock sensor ON/OFF condition.
STOP LAMP SW [ON/OFF] Displays status (Brake pedal depress: ON/brake pedal not depress: OFF) as
judged from stop lamp switch signal.
P RANGE SW [ON/OFF] Displays status from park/neutral position switch ON/OFF condition.
BD OPEN SW [ON/OFF] Displays status (Back door open: ON/Back door closed: OFF) as judged from back
door opener switch signal.
Monitor item Description
DOOR LOCK/UNLOCK This test is able to check all door lock actuators lock/unlock operation. These actu-
ators lock when “ON” on CONSULT-III screen is touched.
OUTSIDE BUZZER This test is able to check Intelligent Key warning buzzer operation. The buzzer will
be activated on when “ON” on CONSULT-III screen is touched.
INSIDE BUZZER This test is able to check buzzer (built-in combination meter) operation. The buzzer
will be activated on when “ON” on CONSULT-III screen is touched.
INDICATOR This test is able to check warning lamp operation. The lamp will be turned on when
“ON” on CONSULT-III screen is touched.
Will not operate if there is a malfunction in
the area where there is a ×.
Intelligent Key
Key switch
Ignition knob switch ACC switch
Ignition switch
Door unlock sensor
Door switch
Door request switch
Inside key antenna
Out side key antenna
Intelligent Key warning buzzer Intelligent Key unit
CAN communication system
BCM
Combination meter
Steering lock unit
Stop lamp switch Detention switch
Passenger side select unlock relay
Door lock/unlock operation using Intelligent
Key remote controller button operation ×××××××
Door lock/unlock operation using door re-
quest switch operation ×××××××××
Selective door unlock function using door
request switch operation ××××××× ×
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BL-106
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
Trouble Diagnosis Symptom Chart
INFOID:0000000001327851
ALL FUNCTIONS OF THE INTELLIGENT KEY ARE NOT OPERATING
Selective door unlock function using Intelli-
gent Key remote controller button operation ××× ×××
Door lock/unlock operation using mechani-
cal key ×
Ignition knob rotation permission using In-
telligent Key ××× × × × × ×
Ignition knob rotation permission using me-
chanical key ×× × × ×× ×
Engine start using Intelligent Key × × × ××× ×××
Engine start using mechanical key ×× ×× ×××
Key reminder door lock operation ××××××××
Selector lever reminder operation ×× ××× ×
Ignition switch return forgotten warning ××× × × × ×
Ignition key warning (when using mechani-
cal key) ××××
Ignition switch OFF position warning (for in-
side car: when door closed) ×××× × × ×
Ignition switch OFF position warning (for
outside car: when door opened/closed) ×××× × ×× × ××
Warning for removal of Intelligent Key to
outside the car (when door open/closed) ××× × × ×× × × ×
Warning for removal of Intelligent Key to
outside the car (from window) ××× × × × × ×
Door lock non-operation warning × ××× ××× × ×
Intelligent key low battery warning ×× ×××
Will not operate if there is a malfunction in
the area where there is a ×.
Intelligent Key
Key switch
Ignition knob switch ACC switch
Ignition switch
Door unlock sensor
Door switch
Door request switch
Inside key antenna
Out side key antenna
Intelligent Key warning buzzer Intelligent Key unit
CAN communication system
BCM
Combination meter
Steering lock unitSto p l am p s w it ch Detention switch
Passenger side select unlock relay
Symptom Diagnoses service procedure Refer to page
“KEY” and “P shift” warning lamps in combination
meter do not light up at all. 1.
Check Intelligent Key unit power supply and ground cir-
cuit B L - 111
2. Check CAN co
mmunication BCS-13
3. Replace Intelligent Key unit BL-130
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