Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 09 20qf3 x040001
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14-146
ENGINE MECHANICAL - CYLINDER HEAD GASKET NO.2
141AX-03
REPLACEMENT
1. DISCHARGE FUEL SYSTEM PRESSURE (See page 11-1 )
2. DRAIN COOLANT (See page 16-8 )
3. DRAIN ENGINE OIL (See page 17-23 )
4. REMOVE FRONT WHEEL RH
5. REMOVE FRONT WIPER ARM HEAD CAP
6. REMOVE FR WIPER ARM RH (See page 66-8 )
7. REMOVE FR WIPER ARM LH (See page 66-8 )
8. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSY (See page 66-8 )
9. REMOVE WIPER LINK ASSY (See page 66-8 )
10. REMOVE COWL TOP TO COWL BRACE INNER NO.1 (See page 11-13 )
11. REMOVE COWL TOP PANEL SUB-ASSY OUTER FRONT (See page 11-13 )
12. REMOVE V-BANK COVER SUB-ASSY (See page 14-7 )
13. REMOVE AIR CLEANER CAP SUB-ASSY (See page 19-5 )
14. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSY
15. REMOVE AIR CLEANER INLET NO.2 (See page 19-5 )
16. REMOVE AIR CLEANER CASE (See page 19-5 )
17. REMOVE EMISSION CONTROL VALVE SET (See page 14-7 )
18. REMOVE INTAKE AIR SURGE TANK (See page 14-7 )
19. DISCONNECT FUEL PIPE SUB-ASSY NO.1 (See page 11-1 )
20. DISCONNECT HEATER WATER INLET HOSE B (See page 14-129 )
21. REMOVE INTAKE MANIFOLD (See page 14-129 )
22. REMOVE RADIATOR HOSE INLET
23. REMOVE WATER OUTLET (See page 14-129 )
24. REMOVE FRONT FENDER APRON SEAL RH
25. REMOVE V (COOLER COMPRESSOR TO CRANKSHAFT PULLEY) BELT NO.1
(See page 14-5 )
26. REMOVE VANE PUMP V BELT (See page 14-5 )
27. REMOVE ENGINE MOVING CONTROL ROD (See page 14-84 )
28. REMOVE ENGINE MOUNTING STAY NO.2 RH (See page 14-84 )
29. REMOVE GENERATOR BRACKET NO.2 (See page 14-84 )
30. REMOVE CRANKSHAFT PULLEY (See page 14-84 )
SST 09213-54015 (91651-60855), 09330-00021, 09950-50013 (09951-05010, 09952-05010,
09953-05020, 09954-05031)
31. REMOVE TIMING BELT NO.1 COVER
32. REMOVE TIMING BELT NO.2 COVER (See page 14-84 )
33. REMOVE ENGINE MOUNTING BRACKET RH (See page 14-84 )
34. REMOVE TIMING BELT GUIDE NO.2
35. REMOVE TIMING BELT (See page 14-84 )
36. REMOVE TIMING BELT IDLER SUB-ASSY NO.2
37. REMOVE CAMSHAFT TIMING PULLEY (See page 14-99 )
SST 09960-10010 (09962-01000, 09963-01000), 09249-63010
38. REMOVE TIMING BELT NO.3 COVER (See page 14-99 )
39. SEPARATE EXHAUST PIPE ASSY FRONT
(a) Remove the 2 nuts and separate the front pipe from the exhaust manifold converter No. 2.
(b) Remove the gasket from the front pipe.
40. REMOVE MANIFOLD CONVERTER INSULATOR NO.3
41. REMOVE EXHAUST MANIFOLD HEAT INSULATOR NO.2
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2445
14-147
ENGINE MECHANICAL - CYLINDER HEAD GASKET NO.2
42. REMOVE EXHAUST MANIFOLD CONVERTER
SUB-ASSY NO.2
(a) Disconnect the heated oxygen sensor connector.
4 7 2 (b) Using several steps, loosen and remove the 6 nuts and
the bolt in the sequence shown in the illustration.
(c) Remove the exhaust manifold converter No. 2 and the
gasket from the cylinder head LH.
3 6 5
1
A78402
43. REMOVE OIL LEVEL GAGE GUIDE
(a) Remove the bolt which is used to secure the oil level gage
guide from the cylinder head LH.
(b) Pull out the oil level gage guide and the oil level gage to-
gether from the oil pan.
(c) Remove the O-ring from the oil level gage guide.
O-ring
A07283
44. REMOVE IGNITION COIL ASSY
45. REMOVE CYLINDER HEAD COVER SUB-ASSY LH (See page 14-7 )
46. REMOVE NO.3 CAMSHAFT SUB-ASSY (See page 14-1 14)
47. REMOVE NO.4 CAMSHAFT SUB-ASSY (See page 14-1 14)
48. REMOVE CYLINDER HEAD LH
(a) Disconnect the VVT sensor connector.
(b) Disconnect the camshaft timing oil control valve connec-
tor.
(c) Remove the bolt and disconnect the ground cable.
(d) Remove the bolt and the wire harness clamp bracket.
(e) Remove the bolt and separate the water inlet.
A78382
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2446
14-148
ENGINE MECHANICAL - CYLINDER HEAD GASKET NO.2
(f) Using an 8 mm hexagon wrench, remove the hexagon
bolt.
Front
A78718
(g) Using several steps, loosen the 8 cylinder head bolts uni-
formly in the sequence shown in the illustration. Remove
Front
the 8 cylinder head bolts and the plate washers.
4 6 8 1 NOTICE:
S Be careful not to drop washers into the cylinder head.
S Head warpage or cracking could result from remov-
2 7 5 3
ing bolts in an incorrect order.
A78719
49. REMOVE CYLINDER HEAD GASKET NO.2
50. INSPECT CYLINDER HEAD SET BOLT (See page 14-129 )
Front
51. INSTALL CYLINDER HEAD GASKET NO.2
(a) Place a new cylinder head gasket on the cylinder block
with the L mark upward.
NOTICE:
S Remove any oil from the contact surface.
S Be careful of the installing orientation.
S Place the cylinder head on the gasket carefully in or-
der not to damage the gasket at the bottom part of the
A78325 head.
52. INSTALL CYLINDER HEAD LH
NOTICE:
The cylinder head bolts are tightened in 2 successive
steps.
(a) Apply a light coat of engine oil on the threads of the cylin-
der head bolts.
(b) Install the plate washer to the cylinder head bolt.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2447
14-149
ENGINE MECHANICAL - CYLINDER HEAD GASKET NO.2
(c) Using several steps, install and tighten the 8 cylinder
head bolts uniformly in the sequence shown in the illustra-
Front
tion.
5 3 1 8 Torque: 54 Nm (550 kgfcm, 40 ftlbf)
7 2 4 6
A78719
(d) Mark the front side of each cylinder head bolt head with
paint as shown in the illustration.
90_ (e) Retighten the cylinder head bolts by 90_in the same se-
quence as step (c).
Front (f) Check that the painted mark is now at a 90_ angle to the
front.
Painted mark
A78730
(g) Using an 8 mm socket hexagon wrench, install the hexa-
gon bolt.
Front
Torque: 19 Nm (189 kgfcm, 14 ftlbf)
A78718
(h) Install the bolt holding the water inlet to the cylinder head.
Torque: 20 Nm (199 kgfcm, 14 ftlbf)
(i) Install the wire harness clamp bracket with the bolt.
Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)
(j) Connect the ground cable with the bolt.
Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)
A78382
53. INSTALL NO.4 CAMSHAFT SUB-ASSY (See page 14-1 14)
54. INSTALL NO.3 CAMSHAFT SUB-ASSY (See page 14-1 14)
55. INSTALL CYLINDER HEAD COVER SUB-ASSY LH (See page 14-7 )
56. INSTALL IGNITION COIL ASSY (See page 14-7 )
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2448
14-150
ENGINE MECHANICAL - CYLINDER HEAD GASKET NO.2
57. INSTALL OIL LEVEL GAGE GUIDE
(a) Install a new O-ring to the oil level gauge guide.
(b) Apply soapy water to the O-ring.
(c) Push in the oil level gauge guide end into the guide hole
of the oil pan No.1.
(d) Install the oil level gauge guide with the bolt.
Torque: 8.0 Nm (82 kgfcm, 71 in.lbf)
(e) Install the oil level gauge.
O-ring
P12710
4 1 6 58. INSTALL EXHAUST MANIFOLD CONVERTER
SUB-ASSY NO.2
(a) Install a new gasket and the exhaust manifold converter
No.2 with the 6 nuts and bolt. Using several steps, tighten
the nuts uniformly in the sequence shown in the illustra-
tion.
5 2 3
Torque: 49 Nm (500 kgfcm, 36 ftlbf)
(b) Retighten nut 1 and 2 shown in the illustration.
7
A78402
59. INSTALL EXHAUST MANIFOLD HEAT INSULATOR NO.2
Torque: 8.5 Nm (87 kgfcm, 75 in.lbf)
60. INSTALL MANIFOLD CONVERTER INSULATOR NO.3
Torque: 8.5 Nm (87 kgfcm, 75 in.lbf)
61. INSTALL EXHAUST PIPE ASSY FRONT
(a) Install a new gasket and front pipe to the exhaust manifold converter No.2 with 2 new nuts.
Torque: 62 Nm (632 kgfcm, 46 ftlbf)
62. INSTALL TIMING BELT NO.3 COVER (See page 14-99 )
63. INSTALL CAMSHAFT TIMING PULLEY (See page 14-99 )
SST 09960-10010 (09962-01000, 09963-01000), 09249-63010
64. INSTALL TIMING BELT IDLER SUB-ASSY NO.2 (See page 14-99 )
65. INSPECT TIMING BELT (See page 14-84 )
66. INSTALL TIMING BELT (See page 14-84 )
SST 09960-10010 (09962-01000, 09963-01000)
67. INSTALL CHAIN TENSIONER ASSY NO.1 (See page 14-84 )
68. INSTALL TIMING BELT GUIDE NO.2 (See page 14-84 )
69. INSTALL ENGINE MOUNTING BRACKET RH (See page 14-84 )
70. INSTALL TIMING BELT NO.2 COVER (See page 14-84 )
71. INSTALL TIMING BELT NO.1 COVER (See page 14-84 )
72. INSTALL CRANKSHAFT PULLEY (See page 14-84 )
SST 09213-54015 (91651-60855), 09330-00021
73. INSTALL GENERATOR BRACKET NO.2 (See page 14-84 )
74. INSTALL ENGINE MOUNTING STAY NO.2 RH (See page 14-84 )
75. INSTALL ENGINE MOVING CONTROL ROD (See page 14-84 )
76. INSTALL VANE PUMP V BELT (See page 14-5 )
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2449
14-151
ENGINE MECHANICAL - CYLINDER HEAD GASKET NO.2
77. INSTALL V (COOLER COMPRESSOR TO CRANKSHAFT PULLEY) BELT NO.1
(See page 14-5 )
78. INSPECT DRIVE BELT DEFLECTION AND TENSION (REFERENCE) (See page 14-1 )
79. INSTALL WATER OUTLET (See page 14-129 )
80. INSTALL INTAKE MANIFOLD (See page 14-129 )
81. CONNECT FUEL PIPE SUB-ASSY NO.1 (See page 11-1 )
82. INSTALL INTAKE AIR SURGE TANK (See page 14-7 )
83. INSTALL EMISSION CONTROL VALVE SET (See page 14-7 )
84. INSTALL AIR CLEANER CASE (See page 19-5 )
85. INSTALL AIR CLEANER INLET NO.2 (See page 19-5 )
86. INSTALL AIR CLEANER CAP SUB-ASSY (See page 19-5 )
87. CONNECT VACUUM HOSE (See page 14-33 )
88. INSTALL V-BANK COVER SUB-ASSY (See page 14-7 )
89. INSTALL COWL TOP PANEL SUB-ASSY OUTER FRONT (See page 11-13 )
90. INSTALL COWL TOP TO COWL BRACE INNER NO.1 (See page 11-13 )
91. INSTALL WIPER LINK ASSY (See page 66-8 )
92. INSTALL FR WIPER ARM LH (See page 66-8 )
93. INSTALL FR WIPER ARM RH (See page 66-8 )
94. INSTALL FRONT WHEEL RH (See page 14-5 )
95. ADD ENGINE OIL (See page 17-23 )
96. ADD COOLANT (See page 16-8 )
97. CHECK FOR ENGINE OIL LEAKS
98. CHECK FOR ENGINE COOLANT LEAKS (See page 16-8 )
99. INSPECT FOR FUEL LEAKS
100. CHECK FOR EXHAUST GAS LEAKS
101. INSPECT IGNITION TIMING (See page 14-1 )
SST 09843-18040
102. INSPECT ENGINE IDLE SPEED (See page 14-1 )
SST 09843-18040
103. INSPECT COMPRESSION (See page 14-1 )
SST 09992-00500
104. INSPECT CO/HC (See page 14-1 )
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2450
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