Nissan Teana J32. Manual - part 456

 

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Nissan Teana J32. Manual - part 456

 

 

EC-362

< ECU DIAGNOSIS >

[VQ25DE, VQ35DE]

ECM

5

(L)

112

(B)

Throttle control motor (Open)

Output

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

pressed

0 - 14 V

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

leased

0 - 14 V

6

(P)

112

(B)

Throttle control motor (Close)

Output

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

leased

0 - 14 V

8

(SB)

112

(B)

A/F sensor 1 heater (Bank 2)

Output

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

(More than 140 seconds after 
starting engine)

2.9 - 8.8 V

9

(L/B)

112

(B)

Ignition signal No. 3

Output

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

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

0 - 0.2 V

10

(G/R)

Ignition signal No. 2

11

(Y/R)

Ignition signal No. 1

18

(GR/R)

Ignition signal No. 6

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

0.1 - 0.4 V

19

(P)

Ignition signal No. 5

21

(W)

Ignition signal No. 4

12

(B)

—

ECM ground

—

—

—

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

JMBIA0031GB

JMBIA0032GB

JMBIA1125GB

JMBIA0030GB

JMBIA0035GB

JMBIA0036GB

ECM

EC-363

< ECU DIAGNOSIS >

[VQ25DE, VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

13

(P/B)

112

(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)

14

(GR)

112

(B)

Fuel pump relay

Output

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

nition switch ON

[Engine is running]

0 - 1.5 V

[Ignition switch: ON]
• More than 1 second after turn-

ing ignition switch ON

BATTERY VOLTAGE
(11 - 14 V)

15

(O)

112

(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

16

(B/Y)

—

ECM ground

—

—

—

17

(R)

112

(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)

24

(W/B)

112

(B)

ECM relay
(Self shut-off)

Output

[Engine is running]
[Ignition switch: OFF]
• A few seconds after turning 

ignition switch OFF

0 - 1.5 V

[Ignition switch: OFF]
• More than a few seconds after 

turning ignition switch OFF

BATTERY VOLTAGE
(11 - 14 V)

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal  name

Input/

Output

JMBIA0902GB

JMBIA0902GB

EC-364

< ECU DIAGNOSIS >

[VQ25DE, VQ35DE]

ECM

25

(P/L)

112

(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: About 2,000 

rpm (More than 100 seconds 
after starting engine)

BATTERY VOLTAGE

(11 - 14 V)

26

(GR/B)

112

(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)

27

(V)

112

(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)

28

(BR/W)

112

(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)

33

(W)

35

(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

34

(W/L)

35

(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

Terminal No.

Description

Condition

Value

(Approx.)

+

-–

Signal name

Input/

Output

JMBIA0039GB

JMBIA0040GB

ECM

EC-365

< ECU DIAGNOSIS >

[VQ25DE, VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

35

(B)

—

Sensor ground
(Heated oxygen sensor 2)

—

—

—

36

(B)

—

Sensor ground
(Throttle position sensor)

—

—

—

37

(W)

36

(B)

Throttle position sensor 1

Input

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

leased

More than 0.36 V

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

pressed

Less than 4.75 V

38

(R)

36

(B)

Throttle position sensor 2

Input

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

leased

Less than 4.75 V

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

pressed

More than 0.36 V

39

(R)

40

(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

40

(G)

—

Sensor ground
(Refrigerant pressure sensor)

—

—

—

41

(O/B)

48

(B/P)

Power steering pressure sen-
sor

Input

[Engine is running]
• Steering wheel: Being turned

0.5 - 4.5 V

[Engine is running]
• Steering wheel: Not being 

turned

0.4 - 0.8 V

42

(BR)

44

(G/B)

Battery current sensor

Input

[Engine is running]

• Battery: Fully charged*

2

• Idle speed

2.6 - 3.5 V

44

(G/B)

—

Sensor ground
(Battery current sensor)

—

—

—

45

(P)

49

(L)

A/F sensor 1 (Bank 1)

Input

[Ignition switch: ON]

2.2 V

46

(Y)

52

(B/R)

Engine coolant temperature 
sensor

Input

[Engine is running]

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

47

(G)

36

(B)

Sensor power supply
(Throttle position sensor)

—

[Ignition switch: ON]

5 V

48

(B/P)

—

Sensor ground
(Power steering pressure 
sensor)

—

—

—

49

(L)

112

(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

 

 

 

 

 

 

 

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