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1D1-2 M162 ENGINE COOLINGFASTENER TIGHTENING SPECIFICATIONS
N
m
30
22.5 - 27.5
9 - 11
9 - 11
9 - 11
40.5 - 49.5
3 - 73 - 7
Application
Coolant Drain PlugEngine Hanger Bracket and Coolant OutletPort Bolt Thermostat Cover Bracket Bolt Oil Cooler Pipe Line BoltCooling Fan BoltViscous Clutch Bolt
Automatic Transmission Oil Cooling Hose Bolt Cooling Fan Shroud Bolt
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1D1-12 M162 ENGINE COOLING COOLING FAN AND VISCOUS CLUTCH Preceding Work : Removal of cooling fan shroud
1 Cooling Fan Pulley
2 Viscous Clutch
3 Cooling Fan4 Bolt (M6 X 12, 4 pieces)
.........................9-11 Nm
5 Bolt (M10 X 45, 1 piece) .................40.5-49.5 Nm
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M162 ENGINE COOLING 1D1-13
Tools Required 603 589 00 40 00 Counter Holder Removal & Installation Procedure
1. Hold the cooling fan pulley using the counter holder (special tool : 603 589 00 40 00) and remove the cooling fan after unscrewing the four bolts (4). Installation Notice
2. Remove the bolt (5) from the viscous clutch and remove the viscous clutch from the cooling fan pulley.Installation Notice
Tightening Torque 9 - 11 Nm
Tightening Torque 40.5 - 49.5 Nm
3. Installation should follow the removal procedure in the reverse order.
Page 468 of 1574

Circulation Type RadiationCapabilitySECTION 1D2
M161 ENGINE COOLING
Specifications . . . . . . . . . . . . . . . . . . . . . . . 1D2-1
General Specifications . . . . . . . . . . . . . . . . . 1D2-1
Fastener Tightening Specifications . . . . . . . . 1D2-2
Special Tools . . . . . . . . . . . . . . . . . . . . . . . 1D2-3
Special Tools Table . . . . . . . . . . . . . . . . . . . . 1D2-3
Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . 1D2-4 System Leakage Test . . . . . . . . . . . . . . . . . . 1D2-4
Maintenance and Repair . . . . . . . . . . . . . . 1D2-5
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . 1D2-5Coolant Drain and Fill Up . . . . . . . . . . . . . . .
1D2-5
Cooling Fan and Viscous Clutch . . . . . . . . . . 1D2-7
Coolant Pump . . . . . . . . . . . . . . . . . . . . . . . . 1D2-9
Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . 1D2-11
Thermostat Housing Assembly . . . . . . . . . . 1D2-12
Removal and Installation of Cooling Fan Shroud . . . . . . . . . . . . . . . . . . . . . . . 1D2-14
Removal and Installation of Radiator . . . . . 1D2-15
SPECIFICATIONS
GENERAL SPECIFICATIONS
CAUTION: Disconnect the negative battery cable before removing or installing any electrical unit or when a tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwisenoted.
TABLE OF CONTENTS
Description
Water Cooling Forced Circulation Down Flow
61,500 kcal/h 58,000 kcal/h
680 x 415 x 25 mm680 x 415 x 28 mm
460, 9 Blades
ALUTEC-P78, Dragon Power Coolant A 50 : 5010.5 L 3.4 L
1.4 bar
Application
Cooling TypeRadiator Dimension(Width ×Height ×Thickeness)
Cooling Fan Anti-Freeze Agent
Mixing Ratio of Anti-Freeze Agen with Water (Anti-Freeze Agent : Water) Coolant Capacity Reservoir Capacity
Cap Operating Pressure (Reservoir Tank Pressure Cap)
Page 469 of 1574
1D2-2 M161 ENGINE COOLINGFASTENER TIGHTENING SPECIFICATIONS
N
m
30
22.5 - 27.5
9 - 11
9 - 11
9 - 11
40.5 - 49.5
3 - 73 - 7
Application
Coolant Drain PlugEngine Hanger Bracket and Coolant OutletPort Bolt Thermostat Cover Bracket Bolt Oil Cooler Pipe Line BoltCooling Fan BoltViscous Clutch Bolt
Automatic Transmission Oil Cooling Hose Bolt Cooling Fan Shroud Bolt
Page 474 of 1574
M161 ENGINE COOLING 1D2-7
COOLING FAN AND VISCOUS CLUTCH
1 Bolt (M6 X 14, 3 piece) ........................... 9-11 Nm
2 Cooling Fan 3 Viscous Clutch
4 Union Nut (Left Threaded Screw) ... 40.5-49.5 Nm
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1D2-8 M161 ENGINE COOLING
Tools Required
111 589 02 01 00 Open End Wrench
111 589 00 40 00 Open End Wrench Removal & Installation Procedure
1. Install the holder (special tool : 111 589 00 40 00) to the boltat the pulley as shown in the right figure to hold the pulley.
2. Remove the viscous clutch using an open end wrench (special tool : 111 589 02 01 00). Installation Notice
Notice
The union nut is left threaded screw.
3. Remove the 3 bolts (1) from the viscous clutch and remove the cooling fan and the viscous clutch.Installation Notice
Tightening Torque 40.5 - 49.5 Nm
Tightening Torque 9 - 11 Nm
Notice
You may change the procedure (2) and (3) if necessary.
4. Installation should follow the removal procedure in the reverse order.
Page 476 of 1574
M161 ENGINE COOLING 1D2-9
COOLANT PUMP Preceding Work : Removal of viscous clutch
1 Bolt (M6 X 45, 1 piece) ........................... 9-11 Nm
2 Bolt (M6 X 95, 1 piece) ........................... 9-11 Nm
3 Bolt (M6 X 25, 4 piece) ........................... 9-11 Nm
4 Bolt (M8 X 85, 2 piece) ...................20.5-20.5 Nm
5 Coolant Pump Housing
6 Bolt (M6 X 16, 4 piece) ........................... 9-11 Nm 7 Coolant Pump Pulley
8 Coolant Inlet Hose
9 Heater Hose
10 Coolant Bypass Hose 11 Gasket