Nissan Teana J32. Manual - part 388

EC-90

< FUNCTION DIAGNOSIS >

[VQ25DE, VQ35DE]

INTAKE VALVE TIMING CONTROL

1.

A/F sensor 1 (bank 1) harness con-
nector

2.

A/F sensor 1 (bank 1)

3.

A/F sensor 1 (bank 2) harness con-
nector

4.

A/F sensor 1 (bank 2)

: Vehicle front

1.

HO2S2 (bank 1)

2.

HO2S2 (bank 2)

3.

HO2S2 (bank 2) harness connector

4.

Tie-rod (RH)

5.

Power steering pressure sensor

6.

HO2S2 (bank 1) harness connector

: Vehicle front

1.

Electronic controlled engine mount 
control solenoid valve

2.

VIAS control solenoid valve 1

3.

VIAS control solenoid valve 2

4.

EVAP canister purge volume control 
solenoid valve

JMBIA1116ZZ

JMBIA1380ZZ

JMBIA1381GB

INTAKE VALVE TIMING CONTROL

EC-91

< FUNCTION DIAGNOSIS >

[VQ25DE, VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

1.

Electronic controlled engine mount 
control solenoid valve

2.

VIAS control solenoid valve

3.

EVAP canister purge volume control 
solenoid valve

1.

Intake valve timing control solenoid 
valve (bank 1)

2.

Intake valve timing control solenoid 
valve (bank 2)

3.

Data link connector

1.

Stop lamp switch

2.

ASCD brake switch

3.

Accelerator pedal position sensor

1.

ASCD steering switch

2.

CANCEL switch

3.

RESUME/ACCELERATE switch

4.

SET/COAST switch

5.

MAIN switch

JMBIA1382GB

JMBIA1383ZZ

JMBIA1384ZZ

JMBIA1120ZZ

EC-92

< FUNCTION DIAGNOSIS >

[VQ25DE, VQ35DE]

INTAKE VALVE TIMING CONTROL

Component Description

INFOID:0000000003856497

1.

Fuel level sensor unit and fuel pump 
harness connector

2.

Fuel pressure regulator

3.

Fuel level sensor unit and fuel pump

: Vehicle front

JMBIA1385ZZ

Component

Reference

Camshaft position sensor (PHASE)

EC-222, "Description"

Crankshaft position sensor (POS)

EC-218, "Description"

Engine coolant temperature sensor

EC-157, "Description"

Intake valve timing control solenoid valve

EC-146, "Description"

VARIABLE INDUCTION AIR SYSTEM

EC-93

< FUNCTION DIAGNOSIS >

[VQ25DE, VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

VARIABLE INDUCTION AIR SYSTEM

System Diagram

INFOID:0000000003856498

System Description

INFOID:0000000003856499

INPUT/OUTPUT SIGNAL CHART

*: ECM determines the start signal status by the signals of engine speed and battery voltage.

SYSTEM DESCRIPTION

JMBIA1523GB

Sensor

Input signal to ECM

ECM function

Actuator

Crankshaft position sensor (POS)
Camshaft position sensor (PHASE)

Engine speed*

VIAS control

VIAS control solenoid valve 1
VIAS control solenoid valve 2

Mass air flow sensor

Amount of intake air

Engine coolant temperature sensor

Engine coolant temperature

Throttle position sensor

Throttle position

Accelerator pedal position sensor

Accelerator pedal position

Battery

Battery voltage*

JMBIA0181GB