Infiniti M45 (Y34). Manual — part 210
REMOTE KEYLESS ENTRY SYSTEM
BL-65
C
D
E
F
G
H
J
K
L
M
A
B
BL
TIWA0198E
BL-66
REMOTE KEYLESS ENTRY SYSTEM
Terminal and Reference Value for BCM
AIS001DR
TER-
MINAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE (V)
(Approx.)
5
W/PU
Headlamp
Lighting switch is ON (2nd position)
0
Lighting switch is 1st or OFF
Battery voltage
7
W/L
Combination flasher unit
Door locking with electronic key (Twice)
Door unlocking with electronic key (Once)
17
BR/Y
Data line RX
—
—
18
P
Data line TX
—
—
27
BR/W
Remote keyless entry
receiver
(Pulse)
Stand-by
Press any of the electronic key switches
28
L
Remote keyless entry
receiver
(Power supply)
Stand-by
Press any of the electronic key switches
30
PU
IIU TX
—
—
31
LG
IIU RX
—
—
33
W
Rear LH door switch
Door open (ON)
→
close (OFF)
0
→
Battery voltage
37
LG
Passenger door switch
Door open (ON)
→
close (OFF)
0
→
Battery voltage
PIIA2487J
PIIA2486J
OCC3879D
OCC3880D
OCC3881D
OCC3882D
REMOTE KEYLESS ENTRY SYSTEM
BL-67
C
D
E
F
G
H
J
K
L
M
A
B
BL
Terminal and Reference Value for Driver Door Control Unit (LCU01)
AIS001DS
Terminal and Reference Value for Passenger And Rear LH, RH Door Control
Unit
AIS001DT
44
Y
Remote keyless entry
receiver
(Ground)
—
0
56
B
Ground
—
0
60
L/OR
Ignition switch
Ignition switch ACC or ON position
Battery voltage
67
G/W
Data line A-3
—
—
69
PU/W
Key switch
Key Inserted in IGN key cylinder (ON)
→
key removed from IGN key cylinder (OFF)
Battery voltage
→
0
105
Y/L
Battery power supply
—
Battery voltage
109
Y/B
Trunk lid opener cancel
switch
Trunk lid opener cancel switch ON
→
OFF
Battery voltage
→
0
113
B
Ground
—
0
127
P/L
Security horn relay
When panic alarm is operated using elec-
tronic key. (ON
→
OFF)
0
→
Battery voltage
142
R/Y
Driver door switch
Door open (ON)
→
close (OFF)
0
→
Battery voltage
143
W/L
Rear RH door switch
Door open (ON)
→
close (OFF)
0
→
Battery voltage
TER-
MINAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE (V)
(Approx.)
TERMI-
NAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE (V)
(Approx.)
5
L/Y
Local data line
—
6
G/Y
Door unlock sensor
OFF (Locked)
→
ON (Unlocked)
5
→
0
8
G/W
Data line A-3
—
—
12
BR
Driver door lock actuator
(Unlock)
Door lock & unlock switch
(Free
→
Unlock)
0
→
Battery voltage
14
Y/G
Battery power supply
—
Battery voltage
15
B
Ground
—
0
17
SB
Driver door lock actuator
(Lock)
Door lock & unlock switch
(Free
→
Lock)
0
→
Battery voltage
SIIA0591J
TERMI-
NAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE (V)
(Approx.)
2
G/Y
Door unlock sensor
OFF (Locked)
→
ON (Unlocked)
5
→
0
*8
SB
Door lock actuator (Lock)
Door lock & unlock switch
(Free
→
Lock)
0
→
Battery voltage
*9
BR
Door lock actuator (Unlock)
Door lock & unlock switch
(Free
→
Unlock)
0
→
Battery voltage
10
W/R
(Y/B)
Battery power supply
—
Battery voltage
BL-68
REMOTE KEYLESS ENTRY SYSTEM
NOTE:
*Only for passenger door control unit.
(): Wire color for rear LH, RH door control unit.
Work Flow
AIS001DU
1.
Check the symptom and customer's requests.
2.
Understand the outline of system. Refer to
3.
Perform the preliminary check. Refer to
4.
Perform the communication inspection. If CONSULT-II is used, refer to
. If CONSULT-II is not used, refer to
BL-76, "COMMUNICATION DIAGNOSIS"
. Is the
communication diagnosis result OK?
OK: GO TO step 7
NG: GO TO step 5
5.
Repair or replace depending on the diagnosis result.
6.
Perform the communication diagnosis again. If CONSULT-II is used, refer to
. If CONSULT-II is not used, refer to
BL-76, "COMMUNICATION DIAGNOSIS"
communication diagnosis result OK?
OK: GO TO step 7
NG: GO TO step 5
7.
Referring to Trouble diagnosis chart, repair or replace the cause of the incident. Refer to
8.
Does the remote keyless entry system operate normally?
YES: GO TO step 9
NO: GO TO step 7
9.
Inspection end.
Preliminary Check
AIS001DV
POWER SUPPLY AND GROUND CIRCUIT INSPECTION
1.
FUSE INSPECTION
Check if any of the following fuses are blown.
BL-57, "Wiring Diagram – KEYLES –"
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer to
11
B
Ground
—
0V
15
L/Y
Local data line
—
TERMI-
NAL
WIRE
COLOR
ITEM
CONDITION
VOLTAGE (V)
(Approx.)
SIIA0591J
Unit
Power source
Fuse No.
BCM
Battery power supply
3 (10A)
ACC power supply
21 (10A)
Unit
Power source
Fusible link location
Driver door control unit
Battery power supply
H (40A)
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