Nissan Titan A60. Manual — part 736
MWI-58
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
Terminal Layout
INFOID:0000000006709549
NOTE:
Numbers preceded by an "F" represent the fuse numbers imprinted on the IPDM E/R. The other numbers rep-
resent the fuse numbers as they appear in the wiring diagrams.
Physical Values
INFOID:0000000006709550
PHYSICAL VALUES
AAMIA0386GB
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
MWI-59
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Terminal
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
3
BR
ECM relay
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
4
W/L
ECM relay
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
6
L
Throttle control mo-
tor 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
(Canada only)
Output
ON
Daytime 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
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 (if
equipped)
Output
—
When rear defogger switch is ON
Battery voltage
When rear defogger switch is OFF
0V
27
W/B
Fuse 38
(With trailer tow)
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
30
W
Fuse 53
Output
—
Ignition switch ON or START
Battery voltage
Ignition switch OFF or ACC
0V
32
L
Wiper low speed sig-
nal
Output
ON or
START
Wiper switch
OFF
Battery voltage
LO or INT
0V
MWI-60
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
35
L/B
Wiper high speed
signal
Output
ON or
START
Wiper switch
OFF, LO, INT
Battery voltage
HI
0V
37
Y
Power generation
command signal
Output
—
Ignition switch ON
6.3 V
40% is set on "Active test," "ALTER-
NATOR DUTY" of "ENGINE"
3.8 V
40% is set on "Active test," "ALTER-
NATOR DUTY" of "ENGINE"
1.4 V
38
B
Ground
Input
—
—
0V
39
L
CAN-H
—
ON
—
—
40
P
CAN-L
—
ON
—
—
42
GR
Oil pressure switch
Input
—
Engine running
Battery voltage
Engine stopped
0V
43
L/Y
Wiper auto stop sig-
nal
Input
ON or
START
Wiper switch
OFF, LO, INT
Battery voltage
44
BR
Daytime light relay
control
(Canada only)
Input
ON
Daytime light system active
0V
Daytime light system inactive
Battery voltage
45
G/W
Horn relay control
Input
ON
When door locks are operated using
keyfob (OFF
→ ON)*
Battery voltage
→
0V
46
GR
Fuel pump relay con-
trol
Input
—
Ignition switch ON or START
0V
Ignition switch OFF or ACC
Battery voltage
47
O
Throttle control mo-
tor relay control
Input
—
Ignition switch ON or START
0V
Ignition switch OFF or ACC
Battery voltage
48
B/R
Starter relay (inhibit
switch)
Input
ON or
START
Selector lever in "P" or "N"
0V
Selector lever any other position
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value
(Approx.)
Igni-
tion
switch
Operation or condition
JPMIA0001GB
JPMIA0002GB
JPMIA0003GB
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
MWI-61
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
*: When horn reminder is ON
Fail Safe
INFOID:0000000006709551
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible, IPDM E/R performs fail-safe control. After CAN
communication recovers normally, it also returns to normal control.
If No CAN Communication Is Available With BCM
49
R/L
Trailer tow relay
(With trailer tow)
Illumination
(Without trailer tow)
Output
ON
Lighting switch
must be in the 1st
position
OFF
0V
ON
Battery voltage
50
W/R
Front fog lamp (LH)
(if equipped)
Output
ON or
START
Lighting switch
must be in the
2nd position
(LOW beam is
ON) and the front
fog lamp switch
OFF
0V
ON
Battery voltage
51
W/R
Front fog lamp (RH)
(if equipped)
Output
ON or
START
Lighting switch
must be in the
2nd position
(LOW beam is
ON) and the front
fog lamp switch
OFF
0V
ON
Battery voltage
52
L
LH low beam head-
lamp
Output
—
Lighting switch in 2nd position
Battery voltage
54
R/Y
RH low beam head-
lamp
Output
—
Lighting switch in 2nd position
Battery voltage
55
G
LH high beam head-
lamp
Output
—
Lighting switch in 2nd position and
placed in HIGH or PASS position
Battery voltage
56
Y
(With DTRL)
L/W
(Without DTRL)
RH high beam head-
lamp
Output
—
Lighting switch in 2nd position and
placed in HIGH or PASS position
Battery voltage
57
R/L
Parking, license, tail
lamp and rear audio
remote control unit
Output
ON
Lighting switch
1st position
OFF
0V
ON
Battery voltage
59
B
Ground
Input
—
—
0V
60
B/W
Rear window defog-
ger relay (if
equipped)
Output
ON or
START
Rear defogger switch ON
Battery voltage
Rear defogger switch OFF
0V
61
BR
Fuse 32
(With trailer tow)
Output
OFF
—
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value
(Approx.)
Igni-
tion
switch
Operation or condition
Control part
Fail-safe in operation
Headlamp
• Turns ON the headlamp low relay when the ignition switch is turned ON
• Turns OFF the headlamp low relay when the ignition switch is turned OFF
• Headlamp high LH/RH relays OFF
• Parking lamps
• License plate lamps
• Tail lamps
• Turns ON the tail lamp relay when the ignition switch is turned ON
• Turns OFF the tail lamp relay when the ignition switch is turned OFF
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