Nissan Sentra. Instruction — part 672
PCS
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
PCS-41
< ECU DIAGNOSIS INFORMATION >
[IPDM E/R (WITHOUT I-KEY)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
ECU DIAGNOSIS INFORMATION
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
INFOID:0000000009755837
VALUES ON THE DIAGNOSIS TOOL
Monitor Item
Condition
Value/Status
MOTOR FAN REQ
Engine idle speed
Changes depending on engine cool-
ant temperature, air conditioner op-
eration status, vehicle speed, etc.
1/2/3/4
AC COMP REQ
Engine running
A/C switch OFF
Off
A/C switch ON
(Compressor is operating)
On
TAIL&CLR REQ
Lighting switch OFF
Off
Lighting switch 1ST or 2ND
On
HL LO REQ
Lighting switch OFF
Off
Lighting switch 2ND
On
HL HI REQ
Lighting switch 2ND
Lighting switch other than HI and
PASS
Off
Lighting switch HI or PASS
On
FR FOG REQ
Lighting switch 2ND
Front fog lamp switch OFF
Off
Front fog lamp switch ON
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
IGN RLY1 -REQ
Ignition switch OFF or ACC
Off
Ignition switch ON
On
IGN RLY
Ignition switch OFF or ACC
Off
Ignition switch ON
On
PUSH SW
Release the push-button ignition switch
Off
Press the push-button ignition switch
On
INTER/NP SW
Ignition switch ON
Selector lever in any position other
than P or N (CVT models)
Off
Release clutch pedal (M/T models)
Selector lever in P or N position
(CVT models)
On
Depress clutch pedal (M/T models)
ST RLY CONT
Ignition switch ON
Off
At engine cranking
On
PCS-42
< ECU DIAGNOSIS INFORMATION >
[IPDM E/R (WITHOUT I-KEY)]
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
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
• Press the selector button with se-
lector lever in P position.
• Selector lever in any position oth-
er than P.
Off
Release the selector button with selector lever in P position.
On
DTRL REQ
Daytime running lamps OFF
Off
Daytime running lamps ON
On
THFT HRN REQ
Not operation
Off
• Panic alarm is activated
• Theft warning alarm is activated
On
HORN CHIRP
Not operated
Off
Door locking with keyfob (horn chirp mode)
On
Monitor Item
Condition
Value/Status
PCS
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
PCS-43
< ECU DIAGNOSIS INFORMATION >
[IPDM E/R (WITHOUT I-KEY)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
TERMINAL LAYOUT
PHYSICAL VALUES
ALMIA0617ZZ
Terminal NO.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
1
(R)
Ground
Battery power supply
Input
Ignition switch OFF
6 – 16 V
2
(G)
Ground
Battery power supply
Input
Ignition switch OFF
6 – 16 V
4
(BR)
Ground
Transmission range
switch
Input
Select lever in any position other than P or
N (Ignition switch ON)
0 – 1 V
Select lever P or N (Ignition switch ON)
9 – 16 V
5
(Y)
Ground
Headlamp HI (RH)
Output
Ignition
switch
2ND or
AUTO
Lighting switch OFF
0 – 1 V
• Lighting switch HI
• Lighting switch PASS
9 – 16 V
6
(G)
Ground
Headlamp HI (LH)
Output
Ignition
switch
2ND or
AUTO
Lighting switch OFF
0 – 1 V
• Lighting switch HI
• Lighting switch PASS
9 – 16 V
PCS-44
< ECU DIAGNOSIS INFORMATION >
[IPDM E/R (WITHOUT I-KEY)]
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
7
(L)
Ground
Headlamp LO (LH)
Output
Lighting switch OFF
0 – 1 V
Lighting switch 2ND
9 – 16 V
8
(P)
Ground
Headlamp LO (RH)
Output
Lighting switch OFF
0 – 1 V
Lighting switch 2ND
9 – 16 V
10
(P)
Ground
Fuel pump relay power
supply
Output
Approximately 1 second or more than after
turning the ignition switch ON
0 – 1 V
• Approximately 1 second after turning the
ignition switch ON
• Engine running
6 – 16 V
11
(GR)
Ground
Throttle control motor
relay power supply
Output
Ignition switch OFF
(More than a few seconds after turning igni-
tion switch OFF)
0 – 1 V
• Ignition switch ON
• Ignition switch OFF
(For a few seconds after turning ignition
switch OFF)
6 – 16 V
12
(SB)
Ground
A/C relay power supply Output
Engine
running
A/C switch OFF
0 – 1 V
A/C switch ON
(A/C compressor is operating)
9 – 16 V
13
(O)
Ground
Ignition relay power
supply
Output
Ignition switch OFF or ACC
0 – 1 V
Ignition switch ON
6 – 16 V
14
(LG)
Ground
Ignition relay power
supply
Output
Ignition switch OFF
0 – 1 V
Ignition switch ON
6 – 16 V
15
(V)
Ground
Ignition relay power
supply
Output
Ignition switch OFF
0 – 1 V
Ignition switch ON
6 – 16 V
16
(SB)
Ground
Throttle control motor
relay control
Output
Ignition switch OFF or ACC
6 – 16 V
Ignition switch ON
0 – 1 V
17
(LG)
Ground
Ignition relay power
supply
Output
Ignition switch OFF
0 – 1 V
Ignition switch ON
6 – 16 V
18
(O)
Ground
Ignition relay power
supply
Output
Ignition switch OFF
0 – 1 V
Ignition switch ON
6 – 16 V
19
(R)
Ground
Starter motor
Output
Other than engine cranking
0 – 1 V
At engine cranking
6 – 16 V
20
(P)
Ground
Battery power supply
Input
Ignition switch OFF
9 – 16 V
21
(LG)
Ground
Cooling fan relay-1
power supply
Output
Cooling fan OFF
0 – 1 V
Cooling fan operated
9 – 16 V
22
(GR)
Ground
Ignition switch START
Output
Any position other ignition switch START
0 – 1 V
Ignition switch START
6 – 16 V
23
(Y)
Ground
Cooling fan relay-2
power supply
Output
Cooling fan OFF
0 – 1 V
Cooling fan LO operated
4 – 8 V
Cooling fan HI operated
9 – 16 V
24
(V)
Ground
Battery power supply
Input
Ignition switch OFF
6 – 16 V
Terminal NO.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
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