Nissan Pathfinder. Manual - part 427

EC-14

< SYSTEM DESCRIPTION >

[VQ35DE]

COMPONENT PARTS

SYSTEM DESCRIPTION

COMPONENT PARTS

ENGINE CONTROL SYSTEM
ENGINE CONTROL SYSTEM : Component Parts Location

INFOID:0000000009178002

ENGINE ROOM

ALBIA0946ZZ

No.

Component

Function

IPDM E/R

IPDM E/R activates the internal control circuit to perform the relay 
ON-OFF control according to the input signals from various sen-
sors and the request signals received from control units via CAN 
communication.
Refer to 

PCS-4, "Component Parts Location"

 for detailed installa-

tion location.

Mass air flow sensor (with intake air temperature sensor)

EC-26, "Mass Air Flow Sensor (With Intake Air Temperature Sen-
sor)"

Electric throttle control actuator

EC-21, "Electric Throttle Control Actuator"

Power valve actuator 2

EC-27, "Power Valve Actuator 1 and 2"

EVAP canister purge volume control solenoid valve

EC-23, "EVAP Canister Purge Volume Control Solenoid Valve"

VIAS control solenoid valve 2

EC-27, "VIAS Control Solenoid Valve 1 and 2"

VIAS control solenoid valve 1

EC-27, "VIAS Control Solenoid Valve 1 and 2"

Power valve actuator 1

EC-27, "Power Valve Actuator 1 and 2"

Electronic controlled engine mount control solenoid valve

EC-21, "Electronic Controlled Engine Mount"

Cooling fan motor-2

EC-20, "Cooling Fan Motor & Cooling Fan Control Module"

Cooling fan motor-1

EC-20, "Cooling Fan Motor & Cooling Fan Control Module"

ECM

EC-20, "ECM"

COMPONENT PARTS

EC-15

< SYSTEM DESCRIPTION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

*: Not used for engine control system.

ENGINE

Refrigerant pressure sensor

EC-27, "Refrigerant Pressure Sensor"

Refer to 

HAC-11, "FRONT AUTOMATIC AIR CONDITIONING 

SYSTEM : Component Parts Location"

 for detailed installation lo-

cation.

Battery current sensor (with battery temperature sensor)*

EC-19, "Battery Current Sensor (With Battery Temperature Sen-
sor)"

No.

Component

Function

Engine rear upper-left

Engine top center

Engine front lower-right

: Vehicle front

No.

Component

Function

Camshaft position sensor (PHASE) (bank 1) 

EC-19, "Camshaft Position Sensor (PHASE)"

Ignition coil (with power transistor) (bank 1) 

EC-25, "Ignition Coil (With Power Transistor)"

PCV valve

EC-28, "Positive Crankcase Ventilation (PCV)"

Intake valve timing control solenoid valve (bank 1)

EC-25, "Intake Valve Timing Control Solenoid Valve"

Engine oil pressure sensor

EC-22, "Engine Oil Pressure Sensor"

Intake valve timing control solenoid valve (bank 2)

EC-25, "Intake Valve Timing Control Solenoid Valve"

Crankshaft position sensor (POS)

EC-20, "Crankshaft Position Sensor (POS)"

Ignition coil (with power transistor) (bank 2) 

EC-25, "Ignition Coil (With Power Transistor)"

Camshaft position sensor (PHASE) (bank 2) 

EC-19, "Camshaft Position Sensor (PHASE)"

JPBIA5982ZZ

EC-16

< SYSTEM DESCRIPTION >

[VQ35DE]

COMPONENT PARTS

EXHAUST

BODY

Engine coolant temperature sensor

EC-22, "Engine Coolant Temperature Sensor"

Fuel injector (bank 1)

EC-24, "Fuel Injector"

Knock sensor (bank 1)

EC-26, "Knock Sensor"

Knock sensor (bank 2)

EC-26, "Knock Sensor"

Fuel injector (bank 2)

EC-24, "Fuel Injector"

Engine oil temperature sensor

EC-22, "Engine Oil Temperature Sensor"

No.

Component

Function

JPBIA4687ZZ

No.

Component

Function

Air fuel ratio (A/F) sensor 1 (bank 2)

EC-18, "Air Fuel Ratio (A/F) Sensor 1"

Heated oxygen sensor 2 (bank 2)

EC-25, "Heated Oxygen Sensor 2"

Heated oxygen sensor 2 (bank 1)

EC-25, "Heated Oxygen Sensor 2"

Air fuel ratio (A/F) sensor 1 (bank 1)

EC-18, "Air Fuel Ratio (A/F) Sensor 1"

COMPONENT PARTS

EC-17

< SYSTEM DESCRIPTION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

Instrument panel periphery (driver 
side)

Front side of engine room (cooling 
fan assembly)

Pedal periphery

Under of rear seat (fuel tank)

Under the spare tire housing

: Vehicle front

No.

Component

Function

Combination meter

Malfunction indicator lamp (MIL)

EC-26, "Malfunction Indicator Lamp (MIL)"

Information display

The operation mode of the ASCD is indicated on the information 
display in the combination meter.
ECM transmits the status signal to the combination meter via CAN 
communication according to ASCD operation.

ASCD steering switch

EC-19, "ASCD Steering Switch"

Cooling fan control module

EC-20, "Cooling Fan Motor & Cooling Fan Control Module"

Stop lamp switch

EC-27, "Stop Lamp Switch & Brake Pedal Position Switch"

Brake pedal position switch

EC-27, "Stop Lamp Switch & Brake Pedal Position Switch"

Accelerator pedal position sensor

EC-18, "Accelerator Pedal Position Sensor"

ALBIA0947ZZ