Nissan Cube. Instruction — part 685
MWI-64
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
ST RLY CONT
Ignition switch ON
Off
At engine cranking
On
IHBT RLY -REQ
Ignition switch ON
Off
At engine cranking
On
ST/INHI RLY
Ignition switch ON
Off
At engine cranking
INHI ON
→
ST ON
The status of starter relay or starter control relay cannot be recognized by
the battery voltage malfunction, etc. when the starter relay is ON and the
starter control relay is OFF
UNKWN
DETENT SW
Ignition switch ON
• Pull the selector lever with selec-
tor lever in P position
• Selector lever in any position oth-
er than P
Off
Release the selector lever with selector lever in P position
NOTE:
Fixed On for M/T models
On
S/L RLY -REQ
NOTE:
The item is indicated, but not monitored.
Off
S/L STATE
NOTE:
The item is indicated, but not monitored.
UNLOCK
DTRL REQ
NOTE:
The item is indicated, but not monitored.
Off
OIL P SW
Ignition switch OFF, ACC or engine running
Open
Ignition switch ON
Close
HOOD SW
NOTE:
The item is indicated, but not monitored.
Off
THFT HRN REQ
Not operation
Off
• Panic alarm is activated
• Horn is activated with VEHICLE SECURITY (THEFT WARNING) SYS-
TEM
On
HORN CHIRP
Not operating
Off
Door locking with Intelligent Key (horn chirp mode)
On
Monitor Item
Condition
Value/Status
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
MWI-65
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
TERMINAL LAYOUT
PHYSICAL VALUES
JPMIA1423ZZ
Terminal NO.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
1
(R)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
2
(G)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
3
(BR)
Ground
Starter motor
Output
Ignition switch ON
0 V
At engine cranking
Battery voltage
4
(P)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
5
(LG)
Ground
Cooling fan relay-1
power supply
Output
Cooling fan OFF
0 V
Cooling fan operated
Battery voltage
7
(Y)
Ground
Cooling fan relay-2
power supply
Output
Cooling fan OFF
0 V
Cooling fan LO operated
9.0 V
Cooling fan HI operated
Battery voltage
8
(V)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
9
(B/W)
Ground
Ground
—
Ignition switch ON
0 V
10
(L)
Ground
Cooling fan motor
ground
Output
Cooling fan OFF
0 V
Cooling fan LO operated
5.0 V
Cooling fan HI operated
0 V
MWI-66
< ECU DIAGNOSIS INFORMATION >
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
13
(W)
Ground
Rear window defogger
Output
Ignition
switch
ON
Rear window defogger
switch OFF
0 V
Rear window defogger
switch ON
Battery voltage
19
(B/W)
Ground
Ground
—
Ignition switch ON
0 V
21
(W)
Ground
Front fog lamp (RH)
Output
Lighting
switch
2ND
Front fog lamp switch
OFF
0 V
Front fog lamp switch ON
Battery voltage
22
(V)
Ground
Front fog lamp (LH)
Output
Lighting
switch
2ND
Front fog lamp switch
OFF
0 V
Front fog lamp switch ON
Battery voltage
24
(G)
Ground
Oil pressure switch
Input
Ignition
switch
ON
Engine stopped
0 V
Engine running
Battery voltage
25
(Y)
Ground
Front wiper auto stop
Input
Ignition
switch
ON
Front wiper stop position
0 V
Any position other than
front wiper stop position
Battery voltage
26
(P)
Ground
CAN-L
Input/
Output
—
—
27
(L)
Ground
CAN-H
Input/
Output
—
—
30
(SB)
Ground
Starter relay control
Output
At engine cranking
0 V
Ignition switch ON
Battery voltage
31
(W)
Ground
Fuel pump relay control
Output
• Approximately 1 second after turn-
ing the ignition switch ON
• Engine running
0 - 1.5 V
Approximately 1 second or more after
turning the ignition switch ON
Battery voltage
33
(O)
Ground
Power generation com-
mand signal
Output
Ignition switch ON
Battery voltage
40 % is set on “ACTIVE TEST”, “AL-
TERNATOR DUTY” of “ENGINE”
3.8 V
80 % is set on “ACTIVE TEST”, “AL-
TERNATOR DUTY” of “ENGINE”
1.4 V
34
(R)
Ground
Horn relay control
Output
The horn is deactivated
Battery voltage
The horn is activated
0 V
Terminal NO.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
JPMIA0002GB
JPMIA0003GB
MWI
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
MWI-67
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
36
(O)
Ground
Parking lamp (LH)
Output
Ignition
switch
ON
Lighting switch OFF
0 V
Lighting switch 1ST
Battery voltage
37
(V)
Ground
Parking lamp (RH)
Output
Ignition
switch
ON
Lighting switch OFF
0 V
Lighting switch 1ST
Battery voltage
38
(G)
Ground
Tail lamp (RH) & illumi-
nations
Output
Ignition
switch
ON
Lighting switch OFF
0 V
Lighting switch 1ST
Battery voltage
39
(V)
Ground
Front wiper HI
Output
Ignition
switch
ON
Front wiper switch OFF
0 V
Front wiper switch HI
Battery voltage
40
(R)
Ground
ECM relay control
Output
Ignition switch OFF
(More than a few seconds after turn-
ing ignition switch OFF)
Battery voltage
• Ignition switch ON
• Ignition switch OFF
(For a few seconds after turning ig-
nition switch OFF)
0 - 1.5 V
41
(SB)
Ground
Tail lamp (LH) & license
plate lamps
Output
Ignition
switch
ON
Lighting switch OFF
0 V
Lighting switch 1ST
Battery voltage
43
(G)
Ground
ECM relay power sup-
ply
Output
Ignition switch OFF
(More than a few seconds after turn-
ing ignition switch OFF)
0 V
• Ignition switch ON
• Ignition switch OFF
(For a few seconds after turning ig-
nition switch OFF)
Battery voltage
44
(P)
Ground
ECM relay power sup-
ply
Output
Ignition switch OFF
(More than a few seconds after turn-
ing ignition switch OFF)
0 V
• Ignition switch ON
• Ignition switch OFF
(For a few seconds after turning ig-
nition switch OFF)
Battery voltage
45
(Y)
Ground
TCM power supply
Output
Ignition switch OFF
Battery voltage
46
(O)
Ground
Front wiper LO
Output
Ignition
switch
ON
Front wiper switch OFF
0 V
Front wiper switch LO
Battery voltage
47
(BR)
Ground
Transmission range
switch
*1
Input
Select lever in any position other than
P or N (Ignition switch ON)
0 V
Select lever P or N (Ignition switch
ON)
Battery voltage
Clutch interlock
switch
*2
Release the clutch pedal
0 V
Depress the clutch pedal
Battery voltage
49
(W)
Ground
Headlamp HI (RH)
Output
Ignition
switch
ON
Lighting switch OFF
0 V
• Lighting switch HI
• Lighting switch PASS
Battery voltage
50
(GR)
Ground
Headlamp HI (LH)
Output
Ignition
switch
ON
Lighting switch OFF
0 V
• Lighting switch HI
• Lighting switch PASS
Battery voltage
Terminal NO.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
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