Page 495 of 1463
1D1-6 M162 ENGINE COOLING
6. Remove the de-aeration hose clamp in the coolant pump
and remove the de-aeration hose.
7. Fill up the coolant through the coolant reservoir tank.
Notice
lMatch the anti-freeze and the water ratio to 50 : 50.
lSupplement the coolant until the coolant overflows to
the deaeration hose.
8. Insert the de-aeration hose and completely tighten the
clamp.
9. Check the coolant level in the coolant reservoir tank.
10. Warm up(until thermostat is opened) the engine and
recheck the coolant level in the reservoir tank and fill up
the coolant if necessary.
Page 496 of 1463
M162 ENGINE COOLING 1D1-7
COOLANT CONNECTION FITTING
Preceding Work : Removal of cooling fan shroud
1 Bolt (M8 X 100, 2 pieces)...............22.5-27.5 Nm
2 Engine Hanger Bracket
3 Coolant Outlet Port
Removal & Installation Procedure
1. Drain coolant from the radiator.
2. Remove the hose mounting clamp (5) and disconnect the
coolant hose (6).
3. Remove the two bolts (1), the engine hanger bracket (2)
and coolant outlet port (3).
Installation Notice4 O-ring
5 Hose Mounting Clamp
6 Hose
Replace the O-ring with new one.
4. Installation should follow the removal procedure in the
reverse order.
5. Fill up the coolant as specified.
6. Check the leaks in the cooling system.
Tightening Torque22.5 - 27.5 Nm
Page 497 of 1463
1D1-8 M162 ENGINE COOLING
WATER PUMP
Preceding Work : Removal of V-belt
Removal of air admission housing
1 Air Admission Housing
2 Oil Cooler Pipe Line
3 Seal....................................................... Replace
4 Bolt........................................................9-11 Nm
5 Coolant Hose
6 Coolant Hose
7 Outlet Coolant Hose8 Coolant Hose
9 Inlet Coolant Hose
10 Coolant Pump
1 1 Bolt........................................................... 21 Nm
12 Dowel Sleeve
1 3 Seal....................................................... Replace
Page 498 of 1463
M162 ENGINE COOLING 1D1-9
Removal & Installation Procedure
1. Drain the coolant.
2. Disconnect the coolant pump wire connector.
3. Loosen the hose clip and dsconnect all hoses from the
coolant pump
4. Remove the coolant line bolts (4) and then remove the
coolant line (2).
Installation Notice
Notice
Replace the seal (3).
5. Remove the mounting bolts (11) and carefully pull out
coolant pump (10).
Installation Notice
Tightening Torque 9 - 11 Nm
Notice
Replace the seal (13).
Tightening Torque 21 Nm
6. Installation should follow the removal procedure in the
reverse order.
7. Fill up coolant.
8. Do coolaing system leakage test
Page 499 of 1463
1D1-10 M162 ENGINE COOLING
THERMOSTAT
Removal & Installation Procedure
1. Drain the coolant from the radiator.
2. Loosen the hose mounting clamp (6) and remove the heater
hose (7).
3. Unscrew the three bolts (5) and remove the thermostat cover
bracket, thermostat cover and the thermostat in order.
Installation Notice 1 Thermostat Cover
2 Thermostat
3 O-ring
4 Thermostat Cover Bracket5 Bolt (M6 X 25, 3 pieces).........................9-11 Nm
6 Hose Mounting Clamp
7 Heater Hose
Do not separate the thermostat cover and thermostat.
4. Replace the O-ring if necessary.
5. Check the leakage in the cooling system.
Tightening Torque 9 - 11 Nm
Page 500 of 1463
M162 ENGINE COOLING 1D1-11
OIL COOLER PIPE LINE
Preceding Work : Removal of upper intake manifold
Tightening Torque 9 - 11 Nm 1 Upper Intake Manifold
2 Bolt (M6 X 35, 1 piece)...........................9-11 Nm
3 Bolt (M6 X 16, 2 pieces).........................9-11 Nm4 Oil Cooler Pipe Line
5 O-ring .................................................... Replace
Removal & Installation Procedure
1. Drain the coolant.
2. Unscrew the bolts (2, 3) and remove the oil cooler pipe line (4).
Replace the O-ring with new one.
Installation Notice
3. Installation should follow the removal procedure in the
reverse order.
4. Fill up the coolant as specified.
5. Check the leaks in the cooling system.
Page 504 of 1463
M162 ENGINE COOLING 1D1-15
RADIATOR
Preceding Work : Removal of cooling fan shroud
1 Radiator Inlet Coolant Hose
2 Radiator Outlet Coolant Hose
3 Make Up Coolant Hose
4 Automatic Transmission Oil Cooling Hose
5 Automatic Transmission Oil Cooling Line6 Bolt
7 Insulator
8 Stopper
9 Bolt............................................................. 7 Nm
10 Radiator
Page 505 of 1463
1D1-16 M162 ENGINE COOLING
Removal & Installation Procedure
1. Drain coolant from the radiator.
2. Remove the coolant thermo connector from the radiator.
3. Remove the each coolant hoses.
Tightening Torque 14 Nm
4. Remove the automatic transmission oil cooling hose.
Installation Notice
5. Remove the automatic transmission oil cooling line bolts
and then remove the oil cooling line.
6. Remove the radiator upper mounting bolts and then
remove the bracket and insulator.
7. Remove the radiator.
8. Check the radiator pin for crack, damage, leakage and
bending and replace if necessary.
9. Installation should follow the removal procedure in the
reverse order.
10. Do cooling system leakage test.