Nissan Titan. Manual — part 534
SEC-48
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
INFOID:0000000009878906
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
A/C COMP REQ
A/C switch OFF
Off
A/C switch ON
On
TAIL&CLR REQ
Lighting switch OFF
Off
Lighting switch 1ST, 2ND, HI or AUTO (Light is illuminated)
On
HL LO REQ
Lighting switch OFF
Off
Lighting switch 2ND HI or AUTO (Light is illuminated)
On
HL HI REQ
Lighting switch OFF
Off
Lighting switch HI
On
FR FOG REQ
Lighting switch 2ND or AUTO (Light
is illuminated)
Front fog lamp switch OFF
Off
• Front fog lamp switch ON
• Daytime light activated (Canada
only)
On
FR WIP REQ
Ignition switch ON
Front wiper switch OFF
Stop
Front wiper switch INT
1LOW
Front wiper switch LO
Low
Front wiper switch HI
Hi
WIP AUTO STOP
Ignition switch ON
Front wiper stop position
STOP P
Any position other than front wiper
stop position
ACT P
WIP PROT
Ignition switch ON
Front wiper operates normally
Off
Front wiper stops at fail-safe opera-
tion
BLOCK
ST RLY REQ
Ignition switch OFF or ACC
Off
Ignition switch START
On
IGN RLY
Ignition switch OFF or ACC
Off
Ignition switch ON
On
RR DEF REQ
Rear defogger switch OFF
Off
Rear defogger switch ON
On
OIL P SW
Ignition switch OFF, ACC or engine running
Open
Ignition switch ON
Close
DTRL REQ
Not operated
Off
Daytime Running Lights ON
On
THFT HRN REQ
Not operated
Off
• Panic alarm is activated
• Horn is activated with VEHICLE SECURITY (THEFT WARNING) SYS-
TEM
On
HORN CHIRP
Not operated
Off
Door locking with keyfob (horn chirp mode)
On
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
SEC-49
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Terminal Layout
INFOID:0000000009878907
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:0000000009878908
PHYSICAL VALUES
AAMIA0386GB
SEC-50
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
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
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
0V
LO or INT
Battery voltage
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
SEC-51
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
35
L/B
Wiper high speed
signal
Output
ON or
START
Wiper switch
OFF, LO, INT
0V
HI
Battery voltage
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
49
R/L
Trailer tow relay
Illumination
Output
ON
Lighting switch
must be in the 1st
position
OFF
0V
ON
Battery voltage
Terminal
Wire
color
Signal name
Signal
input/
output
Measuring condition
Reference value
(Approx.)
Igni-
tion
switch
Operation or condition
JPMIA0001GB
JPMIA0002GB
JPMIA0003GB
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