Nissan Teana J32. Manual - part 285

CO-16

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COOLING FAN

COOLING FAN

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove the following parts.
• Engine under cover
• Air duct (inlet): Refer to 

EM-26, "Exploded View"

.

• Oil level gauge: Refer to 

EM-96, "Exploded View"

.

• Battery and battery tray: Refer to 

PG-109, "Removal and Installation"

.

2.

Drain engine coolant from radiator. Refer to 

CO-8, "Draining"

.

CAUTION:

• Perform this step engine is cold.
• Never spill engine coolant on drive belt.

3.

Remove radiator cap adapter and radiator hoses (upper) and radiator pipe (upper) assembly. Refer to

CO-13, "Exploded View"

.

4.

Disconnect harness connector from fan motors (RH and LH), and move harness to aside.

5.

Disconnect harness connector from crash zone sensor, and move harness to aside. Refer to 

SR-18,

"Exploded View"

.

6.

Remove battery tray bracket mounting bolts, and move battery tray bracket to aside.

7.

Remove cooling fan assembly.

1.

Fan motor (LH)

2.

Fan motor (RH)

3.

Fan shroud

4.

Mounting rubber

5.

Cooling fan (RH)

6.

Cooling fan (LH)

A.

Apply on fan motor shaft

: Vehicle front

 

: Apply high strength thread locking sealant or equivalent.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

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COOLING FAN

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CAUTION:

Be careful not to damage or scratch on radiator core.

INSTALLATION

Note the following, and install in the reverse order of removal.

CAUTION:

Only use genuine parts for cooling fan mounting bolt and observe the specified torque (to prevent
radiator from being damaged).
NOTE:
Cooling fans are controlled by ECM. For details, refer to 

EC-60, "System Diagram"

.

Disassembly and Assembly

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DISASSEMBLY

1.

Remove cooling fan mounting nuts, and then remove the cooling fans (RH and LH).

2.

Remove fan motors (RH and LH).

ASSEMBLY

Note the following, and assemble in the reverse order of disassembly.

CAUTION:

RH and LH cooling fans are different. Be careful not to misassemble them.
• Install each fan in the following position.

• Secure the harness tightly to the fan shroud to prevent the fan rotation area from being loose.
• Apply high thread locking sealant on for motor shaft.

Inspection

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INSPECTION AFTER DISASSEMBLY

Cooling Fan

Inspect cooling fan for crack or unusual bend.
• If anything is found, replace cooling fan.

Right side

: 11 blades

Left side

: 9 blades

CO-18

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WATER PUMP

WATER PUMP

Exploded View

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Removal and Installation

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CAUTION:

• When removing water pump assembly, be careful not to get engine coolant on drive belt.
• Water pump cannot be disassembled and should be replaced as a unit.
• After installing water pump, connect hose and clamp securely, then check for leakage using the radi-

ator cap tester (commercial service tool) and the radiator cap tester adapter (commercial service
tool).

REMOVAL

1.

Remove the following parts.
• Air duct (inlet): Refer to 

EM-26, "Exploded View"

.

• Engine cover: Refer to 

EM-24, "Exploded View"

.

• Engine under cover
• Front road wheel and tire
• Splash guard (RH): Refer to 

EXT-22, "FENDER PROTECTOR : Exploded View"

.

2.

Drain engine coolant from radiator. Refer to 

CO-8, "Draining"

.

CAUTION:

• Perform this step when the engine is cold.
• Never spill engine coolant on drive belt.

3.

Remove drive belt. Refer to 

EM-12, "Removal and Installation"

.

4.

Remove idler pulleys. Refer to 

EM-25, "Exploded View"

.

5.

Remove reservoir tank of radiator. Refer to 

CO-13, "Exploded View"

.

6.

Remove reservoir tank of power steering oil pump with piping connected, and move it to aside. Refer to

ST-34, "Exploded View"

.

7.

Support oil pan (lower) bottom with transmission jack.

8.

Remove engine mounting insulator (RH), engine mounting bracket (RH) and upper torque rod. Refer to

EM-67, "Exploded View"

.

1.

Timing chain tensioner (primary)

2.

Valve timing control cover gasket 
(bank 1)

3.

Valve timing control cover (bank 1)

4.

Water drain plug (front)

5.

Water pump cover

6.

O-ring

7.

O-ring

8.

Water pump

A.

Apply engine coolant

Refer to 

GI-4, "Components"

 for symbols in the figure.

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WATER PUMP

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9.

Remove water drain plug (front) on water pump side of cylinder block to drain engine coolant from engine
inside.

10. Remove valve timing control cover (bank 1) and water pump cover from front timing chain case.

• Use the seal cutter [SST: KV10111100 (J37228)] to cut liquid gasket for removal.

11. Remove timing chain tensioner (primary) as follows:
a.

Remove lower mounting bolt (1).

CAUTION:

Be careful not to drop mounting bolt inside timing chain
case.

b.

Loosen upper mounting bolt (2) slowly, and then turn chain ten-
sioner (primary) (3) on the mounting bolt so that plunger (4) is
fully expanded.
NOTE:
Even if plunger is fully expanded, it is not dropped from the body
of timing chain tensioner (primary).

c.

Turn crankshaft pulley clockwise so that timing chain on the tim-
ing chain tensioner (primary) side is loose.

d.

Remove upper mounting bolt, and then remove timing chain ten-
sioner (primary).

CAUTION:

Be careful not to drop mounting bolt inside timing chain
case.

12. Remove water pump as follows:

a.

Remove three water pump mounting bolts. Secure a gap
between water pump gear and timing chain, by turning crank-
shaft pulley counterclockwise until timing chain looseness on
water pump sprocket becomes maximum. 

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PBIC4820E

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