Page 58 of 2053
1B1 -- 26 M162 ENGINE MECHANICAL
D AEW OO M Y_2000
CYLINDER HEAD FRONT COVER
Preceding Work: Removal of cylinder head cover
Removal of coolant connection fitting
1 Camshaft Position Sensor
2 Magnet Assembly
3 Upper Guide Rail
4 Bolt (M6 x 60, 3 pieces)
22.5-- 27.5 NSm (16.6-- 20.3 lb-ft) .............5 Bolt (M8 x 80, 3 pieces)
22.5-- 27.5 NSm (16.6--20.3 lb-ft) .............
6 Front Cover
7 Rubber Gasket Replace....................
8 Bolt (M6 x 16, 3 pieces)
9--11 NSm (80-- 97 lb-in) .....................
Page 59 of 2053
M162 ENGINE MECHANICAL 1B1 -- 27
D AEW OO M Y_2000
Removal & Installation Procedure
1. Remove the magnet assembly.
Installation Notice
Tightening Torque
9--11NSm (80 -- 97 lb-in)
2. Remove the cylinder head front cover (6).
Installation Notice
Tightening Torque
22.5 -- 27.5 NSm
(16.6 -- 20.3 lb-ft)
Apply the sealant at the mating surface of the cylinder
head and the front cover.
3. Remove the upper guide rail pin and the guide rail (3).
Installation Notice
Install it while the chain tensioner is loose.
4. Remove the gasket (arrow).
Installation Notice
Replace the gasket with new one and apply the sea-
lant.
5. Installation should follow the removal procedure in
the reverse order.
Page 60 of 2053
1B1 -- 28 M162 ENGINE MECHANICAL
D AEW OO M Y_2000
CYLINDER HEAD
Preceding Work: Removal of cylinder head cover
Removal of cylinder head front cover
Removal of upper intake manifold
1 Cylinder Head Bolt (14 pieces)
1st step 55 NSm (41 lb-ft) ...................
2nd step 90°
3rdstep90°
2 Washers (14 pieces)
3 Flange Bolts (3 pieces)
1ststep18--22NSm (13-- 16 lb-ft) ............
2nd step 60°±5°4 Exhaust Camshaft Sprocket
5 Cylinder Head
6 Gasket Replace...........................
7 Dowel Sleeve
Page 61 of 2053
M162 ENGINE MECHANICAL 1B1 -- 29
D AEW OO M Y_2000
Tools Required
617589001000 AllenWrenchSocket
116 589 01 34 00 Threaded Pin
116 589 20 33 00 Sliding Hammer
Removal & Installation Procedure
1. Rotate the crankshaft so that the piston of number 1
cylinder is at TDC.
Notice:Rotate the crankshaft in the normal engine di-
rection.
2. Put the alignment marks (arrows) on the timing chain
and camshaft sprocket.
3. Drain the coolant from the crankcase.
4. Remove the three flange bolts in the exhaust cam-
shaft sprocket.
Installation Notice
Ti
ghteningTo rque
1st step: 18 -- 22 NSm
(13 -- 16 lb-ft)
TighteningTorque
2nd step: 60°±5°
Do not reuse the removed bolts.
5. Separate the chain from the camshaft sprocket.
Notice:Be careful not to drop the chain into the timing
case.
6. Remove the guide rail fixing pin using threaded pin
116 589 01 34 00 (1) and sliding hammer 116 589 33
00 (2).
Page 62 of 2053
1B1 -- 30 M162 ENGINE MECHANICAL
D AEW OO M Y_2000
7. Remove the cylinder head bolts in numerical order
usingallenwrenchsocket617589001000.
Installation Notice
TihtiT
1st step: 55 NSm
(41 lb-ft)
Tightening Torque2nd step: 90°
3rd step: 90°
8. Check the length of the cylinder head bolt.
Installation Notice
Length(L)New 160±0.8 mmLength(L)Max. 162±0.7 mm
DReplace the bolt if the measured length exceed
the max. length.
DApply the oil to the thread surface of bolt.
9. Carefully remove the cylinder head and check the
mating surface.
10. Installation should follow the removal procedure in
the reverse order.
Page 63 of 2053
M162 ENGINE MECHANICAL 1B1 -- 31
D AEW OO M Y_2000
TIMING GEAR CASE COVER
Preceding Work: Removal of cylinder head front cover
Removal of generator bracket
Removal of tensioning device
Removal of belt pulley and vibration damper
1 Bolt (M8 x 60, 3 pieces)
22.5-- 27.5 NSm (16.6-- 20.3 lb-ft) .............
2 A/C Bracket
3 Bolt (M8 x 65, 3 pieces)
22.5-- 27.5 NSm (16.6-- 20.3 lb-ft) .............
4 Bolt (M8 x 40, 1 piece)
22.5-- 27.5 NSm (16.6-- 20.3 lb-ft) .............5 Bolt (M8 x 60, 1 piece)
22.5-- 27.5 NSm (16.6--20.3 lb-ft) .............
6Seal
7 Timing Gear Case Cover
8RollPin
9 Bolt (M6 x 22, 6 pieces)
9--11 NSm (80-- 97 lb-in) .....................
Page 64 of 2053

1B1 -- 32 M162 ENGINE MECHANICAL
D AEW OO M Y_2000
Removal & Installation Procedure
1. Put the alignment marks (arrows) on the timing chain
and camshaft sprocket.
2. Unscrew the A/C bracket bolts (1) and remove the
bracket.
Installation Notice
Tightening Torque
22.5 -- 27.5 NSm
(16.6 -- 20.3 lb-ft)
3. Remove the cooling fan and the viscous clutch. Un-
screw the three bolts from the cooling fan bracket and
remove the bracket (arrows).
Installation Notice
Tightening Torque
22.5 -- 27.5 NSm
(16.6 -- 20.3 lb-ft)
4. Remove the timing gear case cover after unscrewing
the bolts (3) and (4) from the timing gear case cover
and the bolt (9) from the oil pan.
Notice:Be careful not to damage the oil pan gasket.
Installation Notice
TighteningTorque
Bolt (3, 4): 22.5 -- 27.5 NSm
(16.6 -- 20.3 lb-ft)
TighteningTorqueBolt (9): 9 -- 11 NSm
(80 -- 97 lb-in)
DApply the sealant after cleaning the timing gear
case cover surface.
DBe careful not to stain the oil chamber of chain
tensioner with the sealant.
5. Installation should follow the removal procedure in
the reverse order.
6. Warm up the engine and check for oil leaks.
Page 65 of 2053
M162 ENGINE MECHANICAL 1B1 -- 33
D AEW OO M Y_2000
CRANKSHAFT SEALING REAR COVER
Preceding Work: Removal of the automatic transmission drive plate
1 Bolt (M6 x 20, 6 pieces)
9--11 NSm (80-- 97 lb-in) .....................
2 Radial Shaft Seal
3 Rear Cover4 Sleeve
5 Bolt (M6 x 85, 2 pieces)
9--11 NSm (80-- 97 lb-in) .....................
6Washer