Nissan Altima L32. Instruction — part 233

ELECTRIC IGNITION SYSTEM

EC-53

< FUNCTION DIAGNOSIS >

[QR25DE FOR CALIFORNIA]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

1.

Battery

2.

Fuel pump fuse (15A)

3.

IPDM E/R

4.

Brake master cylinder

5.

Engine ground

6.

Air cleaner assembly

7.

Mass air flow sensor (with intake air
temperature sensor)

8.

Radiator hose (upper)

9.

Engine coolant temperature sensor

10. Intake air duct

11. Camshaft position sensor (PHASE)

12. Tie rod (RH)

13. Power steering pressure sensor

14. Knock sensor

15. Engine oil cooler

16. Crankshaft position sensor (POS)

17. Drive shaft (RH)

: Vehicle front

ALBIA0091ZZ

EC-54

< FUNCTION DIAGNOSIS >

[QR25DE FOR CALIFORNIA]

ELECTRIC IGNITION SYSTEM

JMBIA0118GB

1.

Exhaust manifold cover

2.

Air fuel ratio (A/F) sensor 1

3.

Heated oxygen sensor 2
(This illustration is a view from under
vehicle.)

4.

Engine oil pan

: Vehicle front

ALBIA0068ZZ

ELECTRIC IGNITION SYSTEM

EC-55

< FUNCTION DIAGNOSIS >

[QR25DE FOR CALIFORNIA]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

1.

EVAP service port

2.

Intake air duct

3.

EVAP canister purge volume control so-
lenoid valve

4.

Intake manifold collector

5.

Park/neutral position (PNP) switch (CVT)
(This illustration is view with air cleaner
assembly removed.)

6.

Park/neutral position (PNP) switch (M/T)
(This illustration is view with air cleaner
assembly removed.)

7.

Intake valve timing control
solenoid valve
(This illustration is view with
engine removed.)

8.

Exhaust manifold cover

9.

Air fuel ratio (A/F) sensor 1

10. Air fuel ratio (A/F) sensor 1

harness connector

11. Heated oxygen sensor 2

(This illustration is view from under vehi-
cle.)

12. Heated oxygen sensor 2 harness con-

nector
(This illustration is view from under vehi-
cle.)

13. Engine oil pan

14. Heated oxygen sensor 3

(This illustration is view form under vehi-
cle.)

15. Heated oxygen sensor 3 harness con-

nector
(This illustration is view from under vehi-
cle.)

: Vehicle front

ALBIA0092ZZ

EC-56

< FUNCTION DIAGNOSIS >

[QR25DE FOR CALIFORNIA]

ELECTRIC IGNITION SYSTEM

1.

Thermostat housing

2.

Tumble control valve actuator

3.

Throttle valve
(This illustration is view with intake
air duct removed.)

4.

Electric throttle control actuator

5.

Fuel injector harness connector

6.

Condenser-2

7.

Radiator hose (upper)

8.

Battery

9.

ECM

10. Fuel level sensor unit and fuel pump

harness connector
(This illustration is view with rear
seat cushion and inspection hole
cover removed.)

11. Fuel level sensor unit and fuel pump

assembly

12. Fuel pressure regulator

13. Fuel tank temperature sensor

14. EVAP control system pressure sen-

sor (This illustration is view with rear
suspension member removed.)

15. EVAP canister vent control valve

(This illustration is view with rear
suspension member removed.)

16. EVAP canister

(This illustration is view with rear
suspension member removed.)
: Vehicle front

ALBIA0093ZZ