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1B2-10 M161 ENGINE MECHANICAL
4. Disconnect the coupling of HFM sensor and remove the aircleaner cross pipe.
6. Loosen the radiator drain cock and drain the coolant. Notice Open the coolant reservoir cap.
5. Remove the air cleaner cover. Remove the mounting bolts
and air cleaner housing and element assembly.
Removal & Installation Procedure
1. Disconnect the negative terminal of battery.
2. Remove the hood.
3. Remove the under cover.
Installation Notice
Tightening Torque 28 - 47 Nm
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M161 ENGINE MECHANICAL 1B2-11
10. Remove the upper mounting bolts of radiator and thenremove the radiator.
7. Loosen the cylinder block drain plug and then drain thecoolant completely. Installation Notice
Tightening Torque 30 Nm
Notice Replace the seal before installation of the drain plug.
8. Remove the cooling fan shroud.
9. Disconnect the each hose from radiator.
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OM600 ENGINE MECHANICAL 1B3-13
4. Remove the radiator drain cock and drain the coolant.Notice Open the coolant reservoir tank cap.
3. Remove the skid plate.
Installation Notice
Tightening Torque 28 - 47 Nm
5. Remove the drain plug (1) and seal (2) from the cylinder block and drain the coolant completely.
6. After draining, replace the seal and reinstall the drain plug.
Installation Notice
7. Disconnect the lower coolant hose from the radiator.
Tightening Torque 30 Nm
Removal & Installation Procedure
1. Disconnect the negative terminal of battery.
2. Remove the hood.
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1B3-14 OM600 ENGINE MECHANICAL9. Loosen the bolt and remove the coolant pipe and cooling fan shroud.
10. Remove the hoses (air intake to intercooler, intercooler to intake duct).
8. Disconnect the upper coolant hose from the radiator.
Tightening Torque 3 -7 Nm
11. Remove the pipes connected to intercooler.
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1B3-40 OM600 ENGINE MECHANICAL Disassembly Procedure
1. Completely drain the coolant from the radiator and cylinderblock.
2. Remove the cooling fan shroud.
3. Hold the fan with counter holder and remove the bolt and then remove the cooling fan. Notice Keep the fan in vertical position.
Counter Holder 603 589 00 40 00
5. Remove the nut.
6. Remove the nut on the tensioning lever and insert therod(F12 ´ 180mm). By pushing the rod to the arrow direction,
pull back the bolt.
7. Push the tensioning lever to the opposite direction to release the spring tension and remove the poly V-belt.
4. Remove the bracket oil dipstick tube.
Page 452 of 1574

SECTION 1D1
M162 ENGINE COOLING
Specifications . . . . . . . . . . . . . . . . . . . . . . . 1D1-1General Specifications . . . . . . . . . . . . . . . . . 1D1-1
Fastener Tightening Specifications . . . . . . . . 1D1-2
Special Tools . . . . . . . . . . . . . . . . . . . . . . . 1D1-3 Special Tools Table . . . . . . . . . . . . . . . . . . . . 1D1-3
Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . 1D1-4 System Leakage Test . . . . . . . . . . . . . . . . . . 1D1-4
Maintenance and Repair . . . . . . . . . . . . . . 1D1-5
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . 1D1-5Coolant Drain and Fill Up . . . . . . . . . . . . . . .
1D1-5
Coolant Connection Fitting . . . . . . . . . . . . . . 1D1-7
Water Pump . . . . . . . . . . . . . . . . . . . . . . . . . 1D1-8
Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . 1D1-10
Oil Cooler Pipe Line . . . . . . . . . . . . . . . . . . 1D1-11
Cooling Fan and Viscous Clutch . . . . . . . . . 1D1-12
Cooling Fan Shroud . . . . . . . . . . . . . . . . . . 1D1-14
Radiator . . . . . . . . . . . . . . . . . . . . . . . . . . . 1D1-15
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 Double Cross Flow
70,000 kcal/h
580 x 482 x 45 mm
460, Six Blades
ALUTEC - P78
50 : 50
11.3 L 3.4 L
1.4 bar
Application
Cooling Type Radiator Dimension(Width ×Height ×Thickeness)
Cooling Fan Anti-Freeze Agent
Mixing Ratio of Anti-Freeze Agen with Water (Anti-Freeze Agent : Water)Coolant CapacityReservoir Capacity
Cap Operating Pressure (Reservoir Tank Pressure Cap)
Circulation Type Radiation Capability
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M162 ENGINE COOLING 1D1-5
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
COOLANT DRAIN AND FILL UP Draning & Filling up Procedure 1. Loosen the cap a little and release pressure and remove the cap. NoticeFor the risk of scalding, the cap must not be opened unless the coolant temperature is below 90 o
C.
2. Loosen the radiator lower drain cock and drain the coolant.
Notice Collect coolant by using a proper container.
3. Drain the coolant from the crankcase by inserting a hose(dia. 14mm) onto the drain bolt on the side of crankcase (exhaust manifold) and by loosening the plug. Notice
Just loosen the drain plug to drain the coolant and do not remove the plug completely.
Collect coolant by using proper container.
4. After complete draining of the coolant, remove the hose connector to drain plug and reinstall the drain plug. Installation Notice
5. Tighten the radiator lower drain cock.
Tightening Torque 30 Nm
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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 Notice 4 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 Torque 22.5 - 27.5 Nm