Nissan Quest E52. Manual - part 469

 

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Nissan Quest E52. Manual - part 469

 

 

EC-86

< ECU DIAGNOSIS INFORMATION >

[VQ35DE]

ECM

33

(R/B)

128

(B)

Fuel injector No. 1

Output

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

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

BATTERY VOLTAGE

(11 - 14 V)

44

(R/W)

Fuel injector No. 2

45

(P/B)

Fuel injector No. 6

46

(L/W)

Fuel injector No. 5

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

BATTERY VOLTAGE

(11 - 14 V)

47

(LG/R)

Fuel injector No. 4

48

(R/Y)

Fuel injector No. 3

34

(O)

128

(B)

Throttle control motor relay

Output

[Ignition switch: ON 

→

 OFF]

0 - 1.0 V 

→

 BATTERY VOLTAGE 

(11 - 14 V) 

→

 0 V

[Ignition switch: ON]

0 - 1.0 V

37

(P/B)

128

(B)

Heated oxygen sensor 2 heat-
er (bank 1)

Output

[Engine is running]
• Engine speed: Below 3,600 

rpm after the following condi-
tions are met

- Engine: after warming up
- Keeping the engine speed be-

tween 3,500 and 4,000 rpm 
for 1 minute and at idle for 1 
minute under no load

10 V

[Ignition switch: ON]
• Engine stopped
[Engine is running]
• Engine speed: Above 3,600 

rpm

BATTERY VOLTAGE
(11 - 14 V)

38

(BR/W)

128

(B)

Electronic controlled engine 
mount control solenoid valve

Output

[Engine is running]
• Idle speed

0 - 1.0 V

[Engine is running]
• Engine speed: More than 950 

rpm

BATTERY VOLTAGE
(11 - 14 V)

39

(V)

128

(B)

VIAS control solenoid valve 1

Output

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

BATTERY VOLTAGE
(11 - 14 V)

[Engine is running]
• Warm-up condition
• When revving engine up to 

5,000 rpm quickly

BATTERY VOLTAGE (11 - 14 V)

↓

0 - 1.0 V

↓

BATTERY VOLTAGE (11 - 14 V)

40

(GR/B)

128

(B)

VIAS control solenoid valve 2

Output

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

BATTERY VOLTAGE
(11 - 14 V)

[Engine is running]
• Warm-up condition
• When revving engine up to 

5,000 rpm quickly

BATTERY VOLTAGE (11 - 14 V)

↓

0 - 1.0 V

↓

BATTERY VOLTAGE (11 - 14 V)

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

JMBIA0047GB

JMBIA0048GB

JMBIA0902GB

ECM

EC-87

< ECU DIAGNOSIS INFORMATION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

41

(R)

128

(B)

Heated oxygen sensor 2 heat-
er (bank 2)

Output

[Engine is running]
• Engine speed: Below 3,600 

rpm after the following condi-
tions are met

- Engine: after warming up
- Keeping the engine speed be-

tween 3,500 and 4,000 rpm 
for 1 minute and at idle for 1 
minute under no load

10 V

[Ignition switch: ON]
• Engine stopped
[Engine is running]
• Engine speed: Above 3,600 

rpm

BATTERY VOLTAGE
(11 - 14 V)

42

(P/L)

128

(B)

EVAP canister purge volume 
control solenoid valve

Output

[Engine is running]
• Idle speed
• Accelerator pedal: Not de-

pressed even slightly, after 
engine starting

BATTERY VOLTAGE

(11 - 14 V)

[Engine is running]
• Engine speed: approximately 

2,000 rpm (More than 100 
seconds after starting engine)

BATTERY VOLTAGE

(11 - 14 V)

43

(GR)

128

(B)

Fuel pump relay

Output

[Ignition switch: ON]
• For 1 second after turning ig-

nition switch: ON

[Engine is running]

0 - 1.0 V

54

(R/G)

84

(Y/B)

Sensor power supply
[Crankshaft position sensor 
(POS)]

—

[Ignition switch: ON]

5 V

55

(R)

128

(B)

Intake valve timing control so-
lenoid valve (bank 1)

Output

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

BATTERY VOLTAGE
(11 - 14 V)

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

7 - 12 V

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

JMBIA0902GB

JMBIA0039GB

JMBIA0040GB

JMBIA0038GB

EC-88

< ECU DIAGNOSIS INFORMATION >

[VQ35DE]

ECM

56

(Y)

128

(B)

Intake valve timing control so-
lenoid valve (bank 2)

Output

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

BATTERY VOLTAGE
(11 - 14 V)

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

7 - 12 V

57

(W)

128

(B)

Heated oxygen sensor 2 
(bank 1)

Input

[Engine is running]
• Revving engine from idle to 

3,000 rpm quickly after the fol-
lowing conditions are met

- Engine: after warming up
- Keeping the engine speed be-

tween 3,500 and 4,000 rpm 
for 1 minute and at idle for 1 
minute under no load

0 - 1.0 V

58

(W/L)

128

(B)

Heated oxygen sensor 2 
(bank 2)

Input

[Engine is running]
• Revving engine from idle to 

3,000 rpm quickly after the fol-
lowing conditions are met

- Engine: after warming up
- Keeping the engine speed be-

tween 3,500 and 4,000 rpm 
for 1 minute and at idle for 1 
minute under no load

0 - 1.0 V

59

(B)

—

Sensor ground
(Heated oxygen sensor 2)

—

—

—

63

(R)

64

(G)

Refrigerant pressure sensor

Input

[Engine is running]
• Warm-up condition
• Both A/C switch and blower 

fan motor switch: ON (Com-
pressor operates)

1.0 - 4.0 V

64

(G)

—

Sensor ground
(Refrigerant pressure sensor)

—

—

—

66

(BR)

68

(G/B)

Battery current sensor

Input

[Engine is running]

• Battery: Fully charged*

2

• Idle speed

2.6 - 3.5 V

67

(W)

68

(G/B)

Battery temperature sensor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with battery 
temperature.

68

(G/B)

—

Sensor ground
(Battery current sensor)

—

—

—

69

(P)

73

(L)

A/F sensor 1 (bank 1)

Input

[Ignition switch: ON]

2.2 V

70

(Y)

76

(B/R)

Engine coolant temperature 
sensor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with engine 
coolant temperature.

73

(L)

128

(B)

A/F sensor 1 (bank 1)

Input

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

1.8 V
Output voltage varies with air fuel 
ratio.

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

JMBIA0038GB

ECM

EC-89

< ECU DIAGNOSIS INFORMATION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

74

(L/Y)

80

(G/B)

Intake air temperature sensor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with intake 
air temperature.

75

(R/Y)

68

(G/B)

Sensor power supply
(Battery current sensor)

—

[Ignition switch: ON]

5 V

76

(B/R)

—

Sensor ground
(Engine coolant temperature 
sensor/Engine oil tempera-
ture sensor)

—

—

—

77

(V)

81

(LG)

A/F sensor 1 (bank 2)

Input

[Ignition switch: ON]

2.2 V

78

(G)

76

(B/R)

Engine oil temperature sensor

Input

[Engine is running]

0 - 4.8 V
Output voltage varies with engine 
oil temperature.

80

(G/B)

—

Sensor ground
(Mass air flow sensor/Intake 
air temperature sensor)

—

—

—

81

(LG)

128

(B)

A/F sensor 1 (bank 2)

Input

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

1.8 V
Output voltage varies with air fuel 
ratio.

82

(O)

80

(G/B)

Mass air flow sensor

Input

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

0.9 - 1.2 V

[Engine is running]
• Warm-up condition
• Engine speed: 2,500 rpm

1.6 - 1.9 V

83

(G/W)

88

(B/R)

Sensor power supply
[Camshaft position sensor 
(PHASE) (bank 1)]

—

[Ignition switch: ON]

5 V

84

(Y/B)

—

Sensor ground
[Crankshaft position sensor 
(POS)]

—

—

—

85

(B)

91

(—)

Knock sensor (bank 1)

Input

[Engine is running]
• Idle speed

2.5 V*

1

86

(W)

91

(—)

Knock sensor (bank 2)

Input

[Engine is running]
• Idle speed

2.5 V*

1

87

(R/W)

92

(Y/G)

Sensor power supply
[Camshaft position sensor 
(PHASE) (bank 2)]

—

[Ignition switch: ON]

5 V

88

(B/R)

—

Sensor ground
[Camshaft position sensor 
(PHASE) (bank 1)]

—

—

—

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

 

 

 

 

 

 

 

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