2010 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2010  Factory Service Manual TRAILER TOWEXL-105
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
ABLIA1455GB
Revision: April 20092010 QX56

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INFINITI QX56 2010  Factory Service Manual EXL-106
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
ECU DIAGNOSIS
BCM (BODY CONTROL MODULE)
Reference ValueINFOID:0000000005369890
VALUES ON THE DIAGNOSIS TOOL
Monitor ItemCondition Value/Status
AIR C

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INFINITI QX56 2010  Factory Service Manual BCM (BODY CONTROL MODULE)EXL-107
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
LIGHT SW 1ST Lighting switch OFF OFF
Lighting switch 1st
ON
HEAD LAMP SW1 Headlamp switch OFF
OFF
Headlamp switch 1s

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INFINITI QX56 2010  Factory Service Manual EXL-108
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
TRNK OPNR SWWhen back door opener switch is not pressed OFF
When back door opener switch is pressed
ON
TURN SIGNAL L Turn signal switch OFF
OFF
Turn

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INFINITI QX56 2010  Factory Service Manual BCM (BODY CONTROL MODULE)EXL-109
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
Terminal LayoutINFOID:0000000005369891
Physical ValuesINFOID:0000000005369892
LIIA2443E
Revision: April 20092010 QX5

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INFINITI QX56 2010  Factory Service Manual EXL-110
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
Te r m i n a lWire 
color Signal name Signal 
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition 
switch Operation or

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INFINITI QX56 2010  Factory Service Manual BCM (BODY CONTROL MODULE)EXL-111
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
EXL
N
O P
19 V/W Remote keyless entry 
receiver (power sup-
ply) Output OFF Ignition switch OFF
20 G/W Remote keyless entry 
r

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INFINITI QX56 2010  Factory Service Manual EXL-112
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
28 L/R Front blower monitor Input ONFront blower motor OFF
Battery voltage
Front blower motor ON 0V
29 W/B Hazard switch Input OFFON
0V
OFF 5V
30 Y/