2009 INFINITI QX56 Factory Service Manual

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Page 4137 of 4171

INFINITI QX56 2009 Factory Service Manual WW-50
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
ABMWA0015GB
Revision: December 20092009 QX56

Page 4138 of 4171

INFINITI QX56 2009 Factory Service Manual BCM (BODY CONTROL MODULE)WW-51
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
WW
N
O P
AAMWA0237GB
Revision: December 20092009 QX56

Page 4139 of 4171

INFINITI QX56 2009 Factory Service Manual WW-52
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
ABMIA0023GB
Revision: December 20092009 QX56

Page 4140 of 4171

INFINITI QX56 2009 Factory Service Manual BCM (BODY CONTROL MODULE)WW-53
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
WW
N
O P
ABMIA0024GB
Revision: December 20092009 QX56

Page 4141 of 4171

INFINITI QX56 2009 Factory Service Manual WW-54
< ECU DIAGNOSIS >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference ValueINFOID:0000000004115478
VALUES ON THE

Page 4142 of 4171

INFINITI QX56 2009 Factory Service Manual IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
WW-55
< ECU DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
WW
N
O P
THFT HRN REQ Not operated
OFF
• Panic alarm is activated
• Horn is activated w

Page 4143 of 4171

INFINITI QX56 2009 Factory Service Manual WW-56
< ECU DIAGNOSIS >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
Terminal Layout
INFOID:0000000004115479
TERMINAL LAYOUT
Physical ValuesINFOID:0000000004115480
PHYSICAL VALUES
WKIA

Page 4144 of 4171

INFINITI QX56 2009 Factory Service Manual IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
WW-57
< ECU DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
WW
N
O P
Te r m i n a l Wire
color Signal name Signal
input/
output Measuring condition
Re

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
WW-57
< ECU DIAGNOSIS >
C
D E
F
G H
I
J
K
M A
B
WW
N
O P
Te r m i n a l Wire
color Signal name Signal
input/
output Measuring condition
Reference value(Approx.)
Igni-
tion
switch Operation or condition
1 B/Y Battery power supply Input OFF —Battery voltage
2 R Battery power supply Input OFF —Battery voltage
3BRECM relay Output— Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
4W/LECM relay Output— Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
6L Throttle control motor
relay Output —Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
7 W/B ECM relay control Input — Ignition switch ON or START
0V
Ignition switch OFF or ACC Battery voltage
8 R/B Fuse 54 Output —Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
10 G Fuse 45 Output ONDaytime light system active
0V
Daytime light system inactive Battery voltage
11 Y/B A/C compressor Output ON or
START A/C switch ON or defrost A/C
switch
Battery voltage
A/C switch OFF or defrost A/C
switch 0V
12 L/W Ignition switch sup-
plied power Input —OFF or ACC
0V
ON or START Battery voltage
13 B/Y Fuel pump relay Output — Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
14 Y/R Fuse 49 Output —Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
15 LG/B Fuse 50 (VDC) Output — Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
15 GR Fuse 50 (ABS) Output — Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
16 G Fuse 51 Output —Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
17 W Fuse 55 Output —Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC 0V
19 W/R Starter motor Output START—Battery voltage
21 BR Ignition switch sup-
plied power
Input —OFF or ACC
0V
START Battery voltage
22 G Battery power supply Output OFF —Battery voltage
23 GR/W Door mirror defogger
output signal Output —When rear defogger switch is
ON
Battery voltage
When raker defogger switch is
OFF 0V
Revision: December 20092009 QX56

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