Nissan Pathfinder (2010 year). Instruction — part 293
EC-436
< ECU DIAGNOSIS >
[VQ40DE]
ECM
79
80
81
P
GR
G
Ignition signal No. 6
Ignition signal No. 4
Ignition signal No. 2
[Engine is running]
•
Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depending on rpm
at idle
0 - 0.2V
[Engine is running]
•
Warm-up condition
• Engine speed: 2,500 rpm
0.1 - 0.4V
82
B
Sensor ground
(APP sensor 1)
[Engine is running]
•
Warm-up condition
• Idle speed
Approximately 0V
83
B
Sensor ground
(APP sensor 2)
[Engine is running]
•
Warm-up condition
• Idle speed
Approximately 0V
85
W
Data link connector
[Ignition switch: ON]
• CONSULT-III or GST: disconnected
Approximately 5V - Battery volt-
age (11 - 14V)
86
P
CAN communication line
—
—
90
L
Sensor power supply
(APP sensor 1)
[Ignition switch: ON]
Approximately 5V
91
G
Sensor power supply
(APP sensor 2)
[Ignition switch: ON]
Approximately 5V
94
L
CAN communication line
—
—
98
GR
Accelerator pedal position
sensor 2
[Ignition switch: ON]
• Engine: Stopped
• Accelerator pedal: Fully released
0.28 - 0.48V
[Ignition switch: ON]
• Engine: Stopped
• Accelerator pedal: Fully depressed
More than 2.0
99
SB
ASCD steering switch
[Ignition switch: ON]
• ASCD steering switch: OFF
Approximately 4V
[Ignition switch: ON]
• MAIN switch: Pressed
Approximately 0V
[Ignition switch: ON]
• CANCEL switch: Pressed
Approximately 1V
[Ignition switch: ON]
• RESUME/ACCELERATE switch: Pressed
Approximately 3V
[Ignition switch: ON]
• SET/COAST switch: Pressed
Approximately 2V
101
LG
Stop lamp switch
[Ignition switch: OFF]
• Brake pedal: Fully released
Approximately 0V
[Ignition switch: OFF]
• Brake pedal: Slightly depressed
BATTERY VOLTAGE
(11 - 14V)
TER-
MI-
NAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
SEC986C
SEC987C
2010 Pathfinder
ECM
EC-437
< ECU DIAGNOSIS >
[VQ40DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
*: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to
.
102
G
PNP signal
[Ignition switch: ON]
• Shift lever: P or N
Approximately 0V
[Ignition switch: ON]
• Except above position
BATTERY VOLTAGE
(11 - 14V)
104
O
Throttle control motor relay
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON]
0 - 1.0V
106
R
Accelerator pedal position
sensor 1
[Ignition switch: ON]
• Engine: Stopped
• Accelerator pedal: Fully released
0.65 - 0.87V
[Ignition switch: ON]
• Engine: Stopped
• Accelerator pedal: Fully depressed
More than 4.3V
107
Y
Fuel tank temperature sensor
[Engine is running]
Approximately 0 - 4.8V
Output voltage varies with fuel
tank temperature.
108
LG
ASCD brake switch
[Ignition switch: ON]
• Brake pedal: Slightly depressed
Approximately 0V
[Ignition switch: ON]
• Brake pedal: Fully released
BATTERY VOLTAGE
(11 - 14V)
109
W/R
Ignition switch
[Ignition switch: OFF]
0V
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
111
BR
ECM relay
(Self shut-off)
[Engine is running]
[Ignition switch: OFF]
• For a few seconds after turning ignition
switch OFF
0 - 1.5V
[Ignition switch: OFF]
• More than a few seconds after turning igni-
tion switch OFF
BATTERY VOLTAGE
(11 - 14V)
113
V
Fuel pump relay
[Ignition switch: ON]
• For 1 second after turning ignition switch
ON
[Engine is running]
0 - 1.5V
[Ignition switch: ON]
• More than 1 second after turning ignition
switch ON
BATTERY VOLTAGE
(11 - 14V)
115
116
B
GR
ECM ground
[Engine is running]
• Idle speed
Body ground
117
G
EVAP canister vent control
valve
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
119
120
R
P
Power supply for ECM
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
121
R/B
Power supply for ECM (Back-
up)
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14V)
TER-
MI-
NAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
2010 Pathfinder
EC-438
< ECU DIAGNOSIS >
[VQ40DE]
ECM
Wiring Diagram
INFOID:0000000005257459
ABBWA0329GB
2010 Pathfinder
ECM
EC-439
< ECU DIAGNOSIS >
[VQ40DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
ABBWA0330GB
2010 Pathfinder
EC-440
< ECU DIAGNOSIS >
[VQ40DE]
ECM
ABBWA0331GB
2010 Pathfinder
ECM
EC-441
< ECU DIAGNOSIS >
[VQ40DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
ABBWA0332GB
2010 Pathfinder
EC-442
< ECU DIAGNOSIS >
[VQ40DE]
ECM
ABBWA0333GB
2010 Pathfinder
ECM
EC-443
< ECU DIAGNOSIS >
[VQ40DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
ABBIA0422GB
2010 Pathfinder
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