Nissan Pathfinder (2010 year). Manual - part 293

 

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Nissan Pathfinder (2010 year). Manual - 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 

PG-5, "How to Handle Battery"

.

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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