2009 INFINITI QX56 ignition

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Page 950 of 4171

INFINITI QX56 2009  Factory Service Manual DLK-138
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
BACK DOOR SWITCH
BACK DOOR SWITCH
Diagnosis ProcedureINFOID:0000000003775811
1.BACK DOOR AND GLASS HAT
CH SWITCH SIGNAL INSPECTION
1. Turn

Page 951 of 4171

INFINITI QX56 2009  Factory Service Manual CINCH LATCH MOTOR SYSTEMDLK-139
< COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G H
I
J
L
M A
B
DLK
N
O P
CINCH LATCH MOTOR SYSTEM
Diagnosis ProcedureINFOID:0000000003775812
1.CINCH LATC

Page 952 of 4171

INFINITI QX56 2009  Factory Service Manual DLK-140
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY UNIT POWER BACK DOOR INPUT SIGNAL
INTELLIGENT KEY UNIT POWER BACK DOOR INPUT SIGNAL
DescriptionINFOID:0000000003775813
Carr

Page 953 of 4171

INFINITI QX56 2009  Factory Service Manual INTELLIGENT KEY UNIT POWER BACK DOOR OUTPUT SIGNAL
DLK-141
< COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G H
I
J
L
M A
B
DLK
N
O P
INTELLIGENT KEY UNIT POWE R BACK DOOR OUTPUT SIGNAL
D

Page 956 of 4171

INFINITI QX56 2009  Factory Service Manual DLK-144
< COMPONENT DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
HOMELINK UNIVERSAL TRANSCEIVER
Component Function Check
INFOID:0000000003775819
1.CHECK FUNCTION
Check that system receiver (garage door op

Page 959 of 4171

INFINITI QX56 2009  Factory Service Manual BCM (BODY CONTROL MODULE)DLK-147
< ECU DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G H
I
J
L
M A
B
DLK
N
O P
HEADLAMP SW1 Headlamp switch OFF OFF
Headlamp switch 1st
ON
HEADLAMP SW2 Headlamp swi

Page 961 of 4171

INFINITI QX56 2009  Factory Service Manual BCM (BODY CONTROL MODULE)DLK-149
< ECU DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G H
I
J
L
M A
B
DLK
N
O P
Te r m i n a l Wire 
color Signal name Signal 
input/
output Measuring condition
Refe

Page 962 of 4171

INFINITI QX56 2009  Factory Service Manual DLK-150
< ECU DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
19 V/WRemote keyless entry 
receiver (power sup-
ply) Output OFF Ignition switch OFF
20 G/W Remote keyless entry 
recei