Page 127 of 2053
M162 ENGINE MECHANICAL 1B1 -- 101
D AEW OO M Y_2000
OIL GALLERY IN CYLINDER HEAD
Preceding Work: Removal of cylinder head
Removal of camshaft
Removal of tappet
1 Screw Plug 15 NSm (11 lb-ft) ................
2 Seal3SteelBall(φ8mm)
Page 128 of 2053
1B1 -- 102 M162 ENGINE MECHANICAL
D AEW OO M Y_2000
Cleaning Procedure
1. Remove the screw plug (1) and the seal (2).
Installation Notice
Tightening Torque
15 NSm (11 lb-ft)
Replace the seal with new one.
2. Clean the oil gallery using the compressed air.
Sealing Procedure
1. Remove the screw plug (1) and the seal.
Installation Notice
Tightening Torque
15 NSm (11 lb-ft)
2. Remove the steel ball from the oil gallery (4), (5), (6)
and (7) using the round bar (12,φ6 x 700 mm).
3. Remove the plug (8) using the screw driver.
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M162 ENGINE MECHANICAL 1B1 -- 103
D AEW OO M Y_2000
4. Enlarge the oil gallery at the rear of the cylinder
head to be diameter 9mm, depth 8mm.
5. Tap in the steel ball (3) from the side to the oil gallery
using the punch (13).
6. Pull out the steel ball (3) using the round bar (12).
7. Enlarge the oil gallery to be diameter 9mm, depth
8mm.
8. Make a screw hole at the oil gallery using M10 x 1
thread.
9. All the oil gallery should be cleaned with the com-
pressed air.
10. Apply the Loctite 270 to new plug and press in using
a suitable drift (arrow).
11. Tighten the screw plug with the seal (arrow).
Page 133 of 2053
M162 ENGINE MECHANICAL 1B1 -- 107
D AEW OO M Y_2000
ServiceDataStandard
Wear Limit in Longitudinal and Transverse Direction0.1 mm
Permissible Deviation of Cylinder Out -- of -- roundWhen new0.007 mmy
Wear limit0.05 mm
Permissible Deviation of Rectangular Cylinder Height (Except Chamfered Area)0.05 mm
Basic Peak -- to-- valley Height After Final Honing and Brushing0.003 -- 0.006 mm
Chamfer Angle60°
Honing Angle50°±10°
Measurement of Cylinder Bore
1. Clean the cylinder wall.
2. Using a internal diameter gauge, measure the bore
size in axial and transverse direction at three points
(1,2,3).
1,2,3. Measuring Points
A. Axial Direction
B. Transverse Direction
a. Location of the No.1 Piston Ring at TDC
b. Location of the Piston BDC
c. Location of the Oil Ring at BDC
Chamfer Angle
Page 137 of 2053

D AEW OO M Y_2000
SECTION 1D1
M162 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 1D1 -- 2............................
General Specifications 1D1-- 2....................
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-- 5.........................Coolant Drain and Fill Up 1D1 -- 5..................
Coolant Connection Fitting 1D1 -- 7.................
Wat er Pum p 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................................
Page 138 of 2053

1D1 -- 2 M162 ENGINE COOLING
D AEW OO M Y_2000
SPECIFICATIONS
GENERAL SPECIFICATIONS
ApplicationDescription
Cooling TypeWater Cooling Forced Circulation
RadiatorCirculation TypeDouble Cross Flow
Radiation Capability70,000 kcal/h
Dimension(Width x Height x Thickeness)580 x 482 x 45 mm
Cooling Fanφ460, Six Blades
Anti-- Freeze AgentALUTEC -- P78
Mixing Ratio of Anti-- Freeze Agen with Water (Anti-- Freeze Agent : Water)50 : 50
Coolant Capacity11. 3 L
Reservoir Capacity3.4 L
Cap Operating Pressure (Reservoir Tank Pressure Cap)1.4 bar
FASTENER TIGHTENING SPECIFICATIONS
ApplicationNSmLb-FtLb-In
Coolant Drain Plug3022--
Engine Hanger Bracket and Coolant Outlet
Port Bolt22.5 -- 27.516.6 -- 20.3--
Thermostat Cover Bracket Bolts9--11--80 -- 97
Oil Cooler Pipe Line Bolts9--11--80 -- 97
Cooling Fan Bolts9--11--80 -- 97
Viscous Clutch Mounting Bolts40.5 -- 49.529.8 -- 36.5--
Automatic Transmission Fluid Cooler Pipe2015--
Cooling Fan Shroud Bolts3--7--27 -- 62
Automatic Transmission Radiator Tube
Assembly Mounting Bolt7--62
Radiator Bracket Mounting Bolts3--7--27 -- 62
Page 144 of 2053
1D1 -- 8 M162 ENGINE COOLING
D AEW OO M Y_2000
WAT E R P U M P
Preceding Work: Removal of V-- belt
Removal of air admission housing
1 Air Admission Housing
2 Oil Cooler Pipe Line
3 Seal Replace..............................
4Bolt 9--11NSm (80-- 97 lb-in) .................
5 Coolant Hose
6 Coolant Hose
7 Outlet Coolant Hose8 Coolant Hose
9 Inlet Coolant Hose
10 Water Pump
11 Bolt 21 NSm (15 lb-ft) ......................
12 Dowel Sleeve
13 Seal Replace..............................
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M162 ENGINE COOLING 1D1 -- 9
D AEW OO M Y_2000
Removal & Installation Procedure
1. Drain the coolant.
2. Disconnect the water pump wire connector.
3. Loosen the hose clip and dsconnect all hoses from
the water pump.
4. Remove the oil cooler pipe line bolts (4) and then re-
move the coolant line (2).
Installation Notice
Tightening Torque
9--11NSm (80 -- 97 lb-in)
Notice:Replace the seal (3).
5. Remove the mounting bolts (11) and carefully pull out
water pump (10).
Installation Notice
Tightening Torque
21 NSm (15 lb-ft)
Notice:Replace the seal (13).
6. Installation should follow the removal procedure in
the reverse order.
7. Fill up coolant.
8. Do coolant system leakage test.