Page 411 of 2053
1D2 -- 16 M161 ENGINE COOLING
D AEW OO M Y_2000
Removal & Installation Procedure
1. Drain coolant from the radiator.
2. Remove the coolant thermo connector from the ra-
diator.
3. Remove the each coolant hoses.
4. Remove the automatic transmission fluid cooler
pipes from radiator.
Installation Notice
Tightening Torque
20 NSm (15 lb-ft)
5. Remove all the bolts (7) from the radiator bracket (9)
and remove the bracket (9) and insulator (8).
Installation Notice
Tightening Torque
3--7NSm (27 -- 62 lb-in)
6. Remove the radiator (10).
7. Check the radiator pin for crack, damage, leakage
and bending and replace it if necessary.
8. Installation is reverse order of removal.
9. Check for leakage in the cooling system.
Page 514 of 2053

1F2 -- 96 M161 ENGINE CONTROLS
D AEW OO M Y_2000
YAA1F550
8. Using the fuel tank cap wrench 661 589 00 46 00,
remove the locking cap.
9. Remove the pump from the fuel tank.
Notice:Check the condition of the seal and replace if
necessary. Drain the fuel before removing the pump.
10. Perform an operational check of the fuel pump.
11. Installation should follow the removal procedure in
the reverse order.
YAA1F190
FUEL FILTER
Removal and Installation Procedure
1. Disconnect the negative battery cable.
Caution: The fuel system is under pressure. To
avoid fuel spillage and the risk of personal injury or
fire, it is necessary to relieve the fuel system pres -
sure before disconnecting the fuel lines.
2. Relieve the fuel system pressure. Refer to “Dis-
charging the Pressure in Fuel System” in this sec-
tion.
3. Disconnect the fuel lines from the fuel filter.
Installation Notice
Tightening Torque
28 NSm (21 lb-ft)
4. Remove the fuel filter mounting bracket bolt .
Installation Notice
Tightening Torque
6NSm (53 lb-in)
Notice:Place the fuel pump pad. There may be a corro-
sion due to the contact between the fuel filter and the
bracket.
5. Remove the fuel filter.
6. Install the fuel filter.
7. Perform a leak test of the fuel filter.
8. Installation should follow the removal procedure in
the reverse order.
Page 552 of 2053
1B3 -- 2 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Engine Assembly
ApplicationNSmLb-- FtLb-- In
Skid Plate Bolt28 -- 4721 -- 35--
Drain Plug Bolt3022--
Coolong Fan Shroud Bolt3--7--27 -- 62
Control Linkage Nut8--186--13--
Clutch Linkage Cylinder Nut20 -- 3415 -- 25--
Exhaust Manifold Bolt3022--
Propeller Shaft Bolt & Nut (Axle)70 -- 8052 -- 59--
Propeller Shaft Bolt & Nut (T/C)81 -- 8960 -- 66--
Engine Mounting Nut50 -- 7537 -- 55--
Crankshaft Assembly
ApplicationNSmLb-- FtLb-- In
Cooling Fan Belt Pulley Bolt10--89
Socket Bolt2317--
Tighten The Bolt200 / 90_148 / 90_--
End Cover Bolt10--89
Crankshaft Bearing Cap Bolt55 / 90_41 / 90_--
Ball Bearing45 / 90_33 / 90_--
Camshaft Sprocket Bolt25 / 90_18 / 90_--
Oil Pump Sprocket Bolt2518--
Piston
ApplicationNSmLb-- FtLb-- In
Connecting Rod Bolt35 / 90_26 / 90_--
Flywheel
ApplicationNSmLb-- FtLb-- In
12-- Sided Stretch Bolt45 / 90_33 / 90_--
Page 589 of 2053
1B3 -- 40 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Disassembly Procedure
1. Completely drain the coolant from the radiator and
cylinder block.
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
4. Remove the bracket oil dipstick tube.
5. Remove the nut.
6. Remove the nut on the tensioning lever and insert
the rod(F12’ 180mm). By pushing the rod to the ar-
row 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.
Page 613 of 2053
1B3 -- 64 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Tools Required
116 589 03 07 00 Socket Wrench
Removal Procedure
1. Remove the fan clutch and cooling fan belt pulley.
2. Drain the engine oil completely.
3. Remove the oil dipstick tube bracket bolts.
4. Remove the crankshaft pulley.
5. Loosen the bolt (1) and then remove the cylinder
head cover (2) and gasket.
6. Remove the vacuum pump.
7. Detach the closing cover (20). Remove the bolts(21)
and then remove the guide pulley (22).
8. Remove the guide pulley bracket (24).
Page 720 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 171
D AEW OO M Y_2000
OIL PAN
OM662LAOM661LA
1 Gasket Replace..........................
2 Upper Oil Pan
3 Combination Bolt 10 N∙m (89 lb-in) ..........
4 Combination Bolt 10 N∙m (89 lb-in) ..........
5 Gasket Replace..........................
6 Lower Oil Pan
7 Combination Bolt 25 N∙m (18 lb-ft) ..........
8DrainPlug 25N∙m (18 lb-ft) ................
9 Washer Seal Replace.....................
10 Oil Pan
*Remove and install as numerical sequence.
Notice
Replace the washer seal with new one.
Page 737 of 2053

D AEW OO M Y_2000
SECTION 1D3
OM600 ENGINE COOLING
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 other -
wise noted.
TABLE OF CONTENTS
Specifications 1D3 -- 1............................
General Specifications 1D3-- 1....................
Fastener Tightening Specifications 1D3 -- 1..........
Diagnosis 1D3 -- 2.................................
Cooling Circulation 1D3 -- 2........................
Thermostat Operation 1D3 -- 3....................
Cooling System Leakage Test 1D3-- 4..............
Maintenance and Repair 1D3 -- 5...................On-- Vehicle Service 1D3-- 5.........................
Drain and Filling of Coolant 1D3 -- 5................
Wat er Pum p 1D3 -- 6.............................
Water Pump Housing 1D3-- 8.....................
Cooling Fan Clutch 1D3 -- 10......................
Radiator 1D3-- 12................................
Cooling Sub-- System 1D3-- 14.....................
Thermostat 1D3 -- 16.............................
SPECIFICATIONS
GENERAL SPECIFICATIONS
ApplicationDescription
CoolantALUTEC P-- 78
Mixing Ratio (Water: anticorrosion)50 : 50
Capacity662LA10.5L -- 11Lpy
661LA9.5L -- 10L
FASTENER TIGHTENING SPECIFICATIONS
ApplicationNSmLb-- FtLb-In
Water Pump Bolt10--89
Belt Pulley Bolt10--89
Water Pump Housing Return Pipe Bolt10--89
Thermostat Bolt10--89
Cooling Fan Clutch Socket Bolt (Center)4533--
Cooling Fan Clutch Socket Bolt (Side)10--89
Radiator Bolt3--7--27 -- 62
Coolant Sub-- tank Bolt3--7--27 -- 62
Page 748 of 2053
OM600 ENGINE COOLING 1D3 -- 13
D AEW OO M Y_2000
Removal & Installation Procedure
1. Drain coolant from the radiator.
2. Remove the coolant thermoswich connector from
radiator.
3. Remove the each coolant hose.
4. Remove the auto T/M oil cooling hose and cooling
line.
Installation Notice
TighteningHose : 29-- 40N∙m (21-- 30 lb-ft)Tightening
TorqueTube : 25-- 35N∙m (18--26 lb-ft)
5. Loosen the radiator upper mounting bolt and re-
move the mounting stopper and insulator.
6. Remove the radiator.
7. Check the radiator pin for crack, leakage and bend-
ing and replace it if necessany.
8. Installation should follow the removal procedure in
the reverse order.