Page 705 of 2103
E N G I N E C O O L I N G T h e r m o s t a t ” .
Engine (Non-turbo)>
Engine (Turbo) and Engine>
INSPECTION
T H E R M O S T A T. . .
,
Check that the valve closes ‘tightly-at temperature.
lCheck for defects or damage.
Check for rust or other
Remove, if any.
Immerse thermostat in container of Stir to raise
water temperature and check that the thermostat val ve
opening temperature and the water temperature with valve
fully open [valve lift: 8 mm
in.)] are at the standard value.
Standard value:
Valve opening temperature:
Engine (Non-turbo)>
Engine (Turbo) and Engine>
Full-opening temperature:
Engine (Non-turbo)>
Engine (Turbo) and Engine>
NOTE
Measure valve height when fully closed. Calculate l ift by mea-
suring the height when fully open.
Replace the thermostat if it does not open properly , or does
not have the correct valve lift.
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Page 706 of 2103
ENGINE COOLING Water Pump Engine (Non-turbo)>
WATER PUMP
ENGINE (NON-TURBO)>
REMOVAL AND INSTALLATION
and Post-Installation l Engine Coolant Draining and Supplying (Refer to
GROUP 00 Maintenance Service.)
l Timing Belt Rear Cover Removal and Installation
(Refer to GROUP
Timing Belt.)
.
12 Nm8.7
Removal steps
1. Water pump
2. O-ring
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Page 707 of 2103
E N G I N E C O O L I N G Water Pump Engine
P O I N T
O-RING INSTALLATION ,
Insert the O-ring to the and
of the O-ring with water or coolant.By with
water or engine coolant, the insertion the will become
easier.
Caution1.Do not allow engine oil or othei grease to to theO-ring.2. When inserting the water pump, check that there is no
sand, dirt, etc. on its inner surface’.
Revision
Page 708 of 2103
ENGINE COOLING Water Pump Engine (Turbo) and.
WATER PUMP ENGINE (TURBO) AND 1 4 1 0 0 2 7 0 1 5 5 ,
REMOVAL AND INSTALLATION
Pm-removal and Post-installation lEngine Coolant Draining and Supplying (Refer to
GROUP 00 Maintenance Service.)lFor Timinig Belt Removal and Installation,
Refer to the Following
GROUP Timing Belt.
GROUP Timing Belt.
,
12-15
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12-15
2417
12-15
Removal steps
1.Generator brace2.Waterpump
3. Water pump gasket4.O-ring
Page 709 of 2103
Water Pump Engine (Turbo) ENGINE COOLING
I N S T A L L A T I O N S E R V I C E P O I N T
O-RING INSTALLATION
Insert the O-ring to the water inlet pipe, and coat the outer
of the O-ring with or coating Water
or engine coolant, the insertion to the water pump will become easier.
Caution
1.Do not allow engine other grease to to the
O-ring.
2.When inserting the pipe, check that is’ no dirt,
etc. on its inner surface.
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Page 710 of 2103
Water: Hose and Water Pipe EngineE N G I N E C O O L I N G ( N o n - t u r b o ) >
WATER HOSE AND WATER PIPE
~ 4 1 0 0 5 5 0 1 1 5
REMOVAL AND INSTALLATION
Pre-removal and Post-installation OperationlEngine Coolant Draining and Supplying (Refer toGROUP 00 Service.)lUnder Cover Removal and Installation (Refer to
GROUP 42 Under Cover.)I I
3.92.9
7
33
Removal steps
1. Air intake hose
2. Air hose connection 7. Radiator fan motor assembly
8. Radiator lower hose connection
3. Control wiring harness connection
4. Water pipe assembly
5. Water hose6. Heater hose connection
9. Water hose10. Front exhaust pipe connection Water inlet pipe assembly 12. O-ring
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Page 711 of 2103
WaterHose and Water Pipe Engine
ENGINE COOLING (Non-turbo)>
REMOVAL POINTS.
HEATER HOSE
Caution
For cover the a
before a heater hose, the-
below the hoses.
Cylinder block
O-ring
Water inlet pipe assembly
RADIATOR LOWER HOSE DISCONNECTION
After making mating marks on the radiator hose and the hose
clamp, disconnect the radiator hose.
I N S T A L L A T I O N
P O I N T S
Insert the O-ring to the water inlet pipe, and coat
circumference of the water or engine
Do not allow or other grease to adhere the
O-ring.
RADIATOR LOWER HOSE CONNECTION
Align the mating marks on the radiator and hose clamp,
and then connect the radiator hose.
INSPECTION
WATER PIPE AND CHECK’
Check the water pipe and hose’ for cracks, damage,’
and replace them if necessary.
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Page 712 of 2103
Water Hose and
ENGINE COOLING and Engine>
WATER HOSE AND WATER PIPE
ENGINE (TURBO) AND ENGINE>1 4 1 0 0 3 3 0 2 4 5
REMOVAL AND INSTALLATION
Engine (Turbo)>
Pre-removal and Post-installation Operationl
Engine Coolant Draining and Supplying (Refer to
GROUP 00 Maintenance Service.)
l Air Hose (C) Removal and Installation (Refer to
GROUP 15
Charge Air Cooler.)
l Turbocharger Removal and Installation (Refer toGROUP 15 Exhaust Manifold.)
11
2417
24 Nm17
48Nm35
3
Specified Sealant:
or equivalent
58
Removal steps
1. Radiator upper hose connection
2. Radiator lower hose connection
3. Water hose4. Heater hose connection
5. Water hose
6. Thermostat case assembly
8. Water pipe assembly
9. Water hose
10. Water hose
11. Heater hose connection
12. inlet pipe assembly
hose
Water hose16. Water pipe assembly (A)17. Water pipe assembly (B)
18. Water
19. Water pipe (C)20. Joint
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