Nissan Cube. Instruction — part 150
CO-12
< PERIODIC MAINTENANCE >
RADIATOR
RADIATOR
RADIATOR CAP
RADIATOR CAP : Inspection
INFOID:0000000009950398
• Check valve seat (A) of radiator cap.
- Check that valve seat is swollen to the extent that the edge of the
plunger cannot be seen when watching it vertically from the top.
- Check that valve seat has no soil and damage.
• Pull negative-pressure valve to open it, and that it close completely
when released.
- Check that there is no dirt or damage on the valve seat of radiator
cap negative-pressure valve.
- Check that there are no unusualness in the opening and closing
conditions of negative-pressure valve.
• Check radiator cap relief pressure.
- When connecting radiator cap to the radiator cap tester (commer-
cial service tool) (A) and the radiator cap tester adapter (commer-
cial service tool) (B), apply engine coolant to the cap seal surface.
• Replace radiator cap if there is an unusualness related to the above three.
CAUTION:
When installing radiator cap, thoroughly wipe out the radiator filler neck to remove any waxy residue
or foreign material.
RADIATOR
RADIATOR : Inspection
INFOID:0000000009950399
Check radiator for mud or clogging. If necessary, clean radiator as follows.
CAUTION:
• Be careful not to bend or damage radiator fins.
• When radiator is cleaned without removal, remove all surrounding parts such as radiator cooling fan
assembly and horns. Then tape harness and harness connectors to prevent water from entering.
1.
Apply water by hose to the back side of the radiator core vertically downward.
2.
Apply water again to all radiator core surfaces once per minute.
3.
Stop washing if any stains no longer flow out from radiator.
B : Metal plunger
JPBIA0108ZZ
SMA967B
Standard and Limit
: Refer to
PBIC5122J
RADIATOR
CO-13
< PERIODIC MAINTENANCE >
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4.
Blow air into the back side of radiator core vertically downward.
• Use compressed air lower than 490 kPa (5 kg/cm
2
, 71 psi) and keep distance more than 30 cm (11.81
in).
5.
Blow air again into all the radiator core surfaces once per minute until no water sprays out.
CO-14
< REMOVAL AND INSTALLATION >
RADIATOR
REMOVAL AND INSTALLATION
RADIATOR
Exploded View
INFOID:0000000009950400
Removal and Installation
INFOID:0000000009950401
REMOVAL
WARNING:
• Never remove radiator cap when engine is hot. Serious burns may occur from high-pressure engine
coolant escaping from engine cooling system.
• Wrap a thick cloth around the radiator cap. Slowly turn it a quarter of a turn to release built-up pres-
sure. Then turn it all the way.
NOTE:
When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spill-
ing.
1.
Drain engine coolant from radiator. Refer to
.
1.
Reservoir tank cap
2.
Reservoir tank
3.
Radiator hose (upper)
4.
Clamp
5.
Mounting rubber (upper)
6.
Radiator cap
7.
Reservoir tank hose
8.
Radiator
9.
Mounting rubber (lower)
10. O-ring
11.
Drain plug
12. Radiator hose (lower)
13. Cooling fan assembly
A.
To water outlet
B.
To water inlet
: Always replace after every disassembly.
: N·m (kg-m, in-lb)
JPBIA2883GB
RADIATOR
CO-15
< REMOVAL AND INSTALLATION >
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CAUTION:
• Perform this step when the engine is cold.
• Never spill engine coolant on drive belt.
2.
Remove air duct (inlet) and resonator assembly. Refer to
.
3.
Remove reservoir tank as follows:
a.
Disconnect reservoir tank hose.
b.
Release the tab (A) in the direction shown by the arrow (
).
c.
Lift up and remove the reservoir tank with tab released.
4.
Remove radiator hose (upper and lower).
5.
Disconnect harness connector from fan motor, and move harness aside.
6.
Remove cooling fan assembly.
CAUTION:
Be careful not to damage or scratch the radiator core.
7.
Remove the following parts.
• Front grille assembly: Refer to
.
• Front bumper fascia assembly: Refer to
• Front combination lamp assembly (RH and LH): Refer to
.
8.
Remove radiator core support (upper). Refer to
(WITH INTELLIGENT KEY
STSTEM) or
(WITHOUT INTELLIGENT KEY STSTEM).
9.
Pull up and remove the radiator assembly (1).
CAUTION:
Be careful not to damage radiator core and condenser
assembly core.
INSTALLATION
CAUTION:
Do not reuse O-rings.
Note the following, and install in the reverse order of removal.
NOTE:
• Insert the radiator hose (1) all the way to the stopper (2) or by 33 mm (1.30 in) (hose without a stopper).
PBIC3800E
2
: Condenser assembly
: Vehicle front
JPBIA2857ZZ
JPBIA4294GB
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