Nissan Pathfinder. Manual - part 292

RADIATOR

CO-15

< REMOVAL AND INSTALLATION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

CO

N

P

O

REMOVAL AND INSTALLATION

RADIATOR

Exploded View

INFOID:0000000009177984

Removal and Installation

INFOID:0000000009177985

WARNING:

Do not remove the radiator cap when the engine is hot. Serious burns could occur from high pressure

engine coolant escaping from the radiator. Wrap a thick cloth around the cap. Slowly turn it a quarter

turn to allow built-up pressure to escape. Carefully remove the cap by turning it all the way.    

NOTE:

1.

Reservoir tank cap

2.

Reservoir tank hose

3.

O-ring

4.

Drain plug

5.

Mounting rubber (upper) RH

6.

Radiator mount (upper) RH

7.

Radiator cap

8.

Radiator

9.

Radiator mount (upper) LH

10.

Mounting rubber (upper) LH

11.

Mounting rubber (lower) RH

12. Mounting rubber (lower) LH

13.

Radiator core support

14. CVT fluid cooler pipe

15. CVT oil cooler hose clamp

16.

CVT oil cooler hose

17. CVT oil cooler hose

18. Radiator hose (lower)

19.

Radiator hose (upper)

20. Radiator hose clamp

21. Reservoir tank

A.

To CVT

B.

To water inlet

C.

To water outlet

AWBIA1647ZZ

CO-16

< REMOVAL AND INSTALLATION >

[VQ35DE]

RADIATOR

• When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from

spilling.

• The radiator hose clamps on the radiator hose (upper) and on the radiator hose (lower), are not serviced

separately. Radiator hose clamps are part of the radiator hose assembly and serviced as one unit with the

radiator hose.

REMOVAL

1. Disconnect the negative battery terminal. Refer to 

PG-90, "Removal and Installation"

.

2. Drain engine coolant from radiator. Refer to 

CO-11, "Changing Engine Coolant"

.

CAUTION:

• Perform this step when the engine is cold.

• Do not spill engine coolant on the drive belt.

3. Remove core support cover. Refer to 

HA-38, "Exploded View"

.

4. Remove front air duct. Refer to 

EM-24, "Removal and Installation"

.

5. Disconnect engine coolant reservoir hose from the radiator.
6. Remove front under cover. Refer to 

EXT-30, "Removal and Installation"

.

7. Disconnect radiator hose (upper) and radiator hose (lower) from the radiator.

CAUTION:

Do not allow the engine coolant to contact the drive belt.

NOTE:

The radiator hose clamps on the radiator hose (upper) and on the radiator hose (lower), are not serviced

separately. Radiator hose clamps are part of the radiator hose assembly and serviced as one unit with the

radiator hose.

8. Disconnect the CVT oil cooler hoses.
9. Disconnect hood lock switch and cable. Refer to 

DLK-275, "Exploded View"

.

10. Remove the hood lock assembly. Refer to 

DLK-275, "Exploded View"

.

11. Remove the front bumper fascia. Refer to 

EXT-16, "Exploded View"

.

12. Remove the core support center brace. 
13. Remove A/C condenser. Refer to 

HA-38, "CONDENSER : Removal and Installation"

.

CAUTION:

Be careful not to damage condenser core.

14. Remove the radiator mounts (upper).
15. Remove radiator.

CAUTION:

• Do not damage or scratch the radiator core when removing.

INSTALLATION

Installation is in the reverse order of removal.

• After installation, refill engine coolant and check for leaks. Refer to  

CO-11, "Changing Engine Coolant"

 and

CO-10, "System Inspection"

. 

CAUTION:

Do not spill engine coolant in engine compartment. Use a shop cloth to absorb engine coolant.

COOLING FAN

CO-17

< REMOVAL AND INSTALLATION >

[VQ35DE]

C

D

E

F

G

H

I

J

K

L

M

A

CO

N

P

O

COOLING FAN

Exploded View

INFOID:0000000009177986

Removal and Installation

INFOID:0000000009177987

WARNING:

Do not remove the radiator cap when the engine is hot. Serious burns could occur from high pressure

engine coolant escaping from the radiator. Wrap a thick cloth around the cap. Slowly turn it a quarter

turn to allow built-up pressure to escape. Carefully remove the cap by turning it all the way.    

NOTE:

• When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from

spilling.

• Replace the radiator shroud and cooling fan assembly as a unit. Do not replace cooling fan motors or cool-

ing fan blades separately. 

REMOVAL

1. Partially drain engine coolant from radiator. Refer to 

CO-11, "Changing Engine Coolant"

.

CAUTION:

• Perform when engine is cold.

• Do not spill engine coolant on the drive belt.

2. Remove engine room cover. Refer to 

EM-23, "Removal and Installation"

.

3. Remove air cleaner and air duct assembly. Refer to 

EM-24, "Removal and Installation"

.

4. Remove blow by hose. Refer to 

EM-43, "Exploded View"

.

5. Remove battery, battery tray, and battery tray bracket. Refer to 

PG-92, "Removal and Installation"

.

6. Disconnect radiator hose (upper) from radiator.
7. Disconnect cooling fan control module harness connector.
8. Remove cooling fan control control module.
9. Remove cooling fan motor assembly.

1. Radiator core support

2. Radiator shroud and cooling fan 

3. Grommet

AWBIA1243GB

CO-18

< REMOVAL AND INSTALLATION >

[VQ35DE]

COOLING FAN

INSTALLATION

Installation is in the reverse order of removal.

• Cooling fans are controlled by ECM. For details, refer to 

EC-422, "Diagnosis Procedure"

.