Nissan Qashqai (2007-2010). Manual - part 271

ECM

EC-603

< ECU DIAGNOSIS >

[HR16DE (WITHOUT EURO-OBD)]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

59

Ground

SB

Sensor ground
(Heated oxygen sensor 2)

—

[Engine is running]
• Warm-up condition
• Idle speed

0V

61

Ground

LG/B

Crankshaft position sensor 
(POS)

Input

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes de-
pending on rpm at idle

0 - 1.0V

[Engine is running]
• Engine speed: 2,000 rpm

0 - 1.0V

62

Ground

GR/L

Sensor ground
[Crankshaft position sensor 
(POS)]

—

[Engine is running]
• Warm-up condition
• Idle speed

0V

63

Ground

L

Sensor ground
[Camshaft position sensor 
(PHASE)]

—

[Engine is running]
• Warm-up condition
• Idle speed

0V

65

Ground

G

Camshaft position sensor 
(PHASE)

Input

[Engine is running]
• Warm-up condition
• Idle speed

NOTE:
The pulse cycle changes de-
pending on rpm at idle

0 - 1.0V

[Engine is running]
• Engine speed is 2,000 rpm

0 - 1.0V

69

Ground

W/B

Neutral position switch

Input

[Ignition switch: ON]
• Neutral

BATTERY VOLTAGE
(11 - 14V)

[Ignition switch: ON]
• Shift lever: Except above 

position

0V

72

Ground

V/R

Sensor power supply
(Throttle position sensor)

—

[Ignition switch: ON]

5V

Terminal No.

Wire 

color

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

MBIB1453E

MBIB1454E

MBIB1455E

MBIB1456E

EC-604

< ECU DIAGNOSIS >

[HR16DE (WITHOUT EURO-OBD)]

ECM

73

Ground

Y/R

Intake valve timing control 
solenoid valve

Output

[Engine is running]
• Warm-up condition
• Idle speed

BATTERY VOLTAGE 
(11 - 14V)

[Engine is running]
• Warm-up condition
• Engine speed: 2,000rpm

7 - 10V

74

Ground

Y/W

Sensor power supply
(Refrigerant pressure sen-
sor)

—

[Ignition switch: ON]

5V

75

Ground

L/W

Sensor power supply
[Crankshaft position sensor 
(POS)]

—

[Ignition switch: ON]

 5V

78

Ground

Y/V

Sensor power supply
[Camshaft position sensor 
(PHASE)]

—

[Ignition switch: ON]

5V

83

Ground

P

CAN communication line

Input/

Output

—

—

84

Ground

L

CAN communication line

Input/

Output

—

—

88

Ground

O

Data link connector

Input/

Output

[Ignition switch: ON]
• CONSULT-III: Disconnected

2.7V

93

Ground

W/L

Ignition switch

Input

[Ignition switch: OFF]

0V

[Ignition switch: ON]

BATTERY VOLTAGE
(11 - 14V)

94

Ground

V

ASCD steering switch

Input

[Ignition switch: ON]
• ASCD steering switch: OFF

4V

[Ignition switch: ON]
• CANCEL switch: Pressed

1V

[Ignition switch: ON]
• MAIN switch: Pressed

0V

[Ignition switch: ON]
• RESUME/ACCELERATE 

switch: Pressed

3V

[Ignition switch: ON]
• SET/COAST switch: 

Pressed

2V

95

Ground

B

Sensor ground
(ASCD steering switch)

—

[Engine is running]
• Warm-up condition
• Idle speed

0V

99

Ground

R/W

Stop lamp switch

Input

[Ignition switch: OFF]
• Brake pedal: Fully released

0V

[Ignition switch: OFF]
• Brake pedal: Slightly de-

pressed

BATTERY VOLTAGE
(11 - 14V)

Terminal No.

Wire 

color

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

PBIA4937J

ECM

EC-605

< ECU DIAGNOSIS >

[HR16DE (WITHOUT EURO-OBD)]

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.)

100

Ground

R

ASCD brake switch

Input

[Ignition switch: ON]
• Brake pedal and clutch ped-

al: Slightly depressed

0V

[Ignition switch: ON]
• Brake pedal and/or clutch 

pedal: Fully released

BATTERY VOLTAGE
(11 - 14V)

102

Ground

BR

Sensor power supply
(Accelerator pedal position 
sensor 2)

—

[Ignition switch: ON]

5V

103

Ground

GR

Accelerator pedal position 
sensor 2

Input

[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully re-

leased

0.3 - 0.6V

[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully de-

pressed

1.95 - 2.4V

104

Ground

Y

Sensor ground
(Accelerator pedal position 
sensor 2)

—

[Engine is running]
• Warm-up condition
• Idle speed

0V

105

Ground

G

Power supply for ECM

Input

[Ignition switch: ON]

BATTERY VOLTAGE
(11 - 14V)

106

Ground

V

Sensor power supply
(Accelerator pedal position 
sensor 1)

—

[Ignition switch: ON]

5V

108

Ground

B

ECM ground

—

[Engine is running]
• Idle speed

Body ground

110

Ground

G

Accelerator pedal position 
sensor 1

Input

[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully re-

leased

 0.6 - 0.9V

[Ignition switch: ON]
• Engine stopped
• Accelerator pedal: Fully de-

pressed

 3.9 - 4.7V

111

Ground

R

Sensor ground
(Accelerator pedal position 
sensor 1)

—

[Engine is running]
• Warm-up condition
• Idle speed

 0V

Terminal No.

Wire 

color

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

EC-606

< ECU DIAGNOSIS >

[HR16DE (WITHOUT EURO-OBD)]

ECM

Wiring Diagram - ENGINE CONTROL SYSTEM -

INFOID:0000000001125392

JCBWA0179GB