| Last Modified: 04-05-2023 | 6.11:8.1.0 | Doc ID: RM100000000YW9M |
| Model Year Start: 2017 | Model: Sienna | Prod Date Range: [08/2016 - ] |
| Title: 2GR-FKS (ENGINE MECHANICAL): CYLINDER HEAD GASKET: REMOVAL; 2017 - 2020 MY Sienna [08/2016 - ] | ||
REMOVAL
PROCEDURE
1. INSTALL ENGINE ASSEMBLY TO ENGINE STAND
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![2017 - 2020 MY Sienna [08/2016 - ]; 2GR-FKS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL](/t3Portal/stylegraphics/info.gif)
2. REMOVE ENGINE HANGERS
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3. REMOVE KNOCK SENSOR
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4. REMOVE IGNITION COIL ASSEMBLY
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5. REMOVE VACUUM PUMP ASSEMBLY
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6. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY
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7. REMOVE V-RIBBED BELT TENSIONER ASSEMBLY
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8. REMOVE WATER PUMP PULLEY
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9. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE
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10. REMOVE NO. 5 CYLINDER BLOCK INSULATOR (w/ Oil Cooler)
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11. REMOVE WIRE HARNESS CLAMP BRACKET
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12. REMOVE CRANKSHAFT PULLEY
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13. REMOVE FRONT NO. 1 ENGINE MOUNTING BRACKET RH
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14. DISCONNECT WATER BY-PASS HOSE
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15. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
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16. REMOVE CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side of Bank 1)
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17. REMOVE CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Exhaust Side of Bank 1)
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18. REMOVE CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Exhaust Side of Bank 2)
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19. REMOVE CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side of Bank 2)
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20. REMOVE VVT SENSOR (for Intake Side of Bank 1)
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21. REMOVE VVT SENSOR (for Exhaust Side of Bank 1)
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22. REMOVE VVT SENSOR (for Intake Side of Bank 2)
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23. REMOVE VVT SENSOR (for Exhaust Side of Bank 2)
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24. REMOVE CRANKSHAFT POSITION SENSOR PROTECTOR
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25. REMOVE SENSOR WIRE
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26. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
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27. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY LH
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28. REMOVE SPARK PLUG TUBE GASKET
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29. REMOVE OIL COOLER ASSEMBLY (w/ Oil Cooler)
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30. REMOVE OIL COOLER PIPE (w/ Oil Cooler)
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31. REMOVE NO. 2 OIL PAN SUB-ASSEMBLY
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32. REMOVE OIL STRAINER SUB-ASSEMBLY
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33. REMOVE OIL PAN SUB-ASSEMBLY
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(a) Remove the 16 bolts and 2 nuts from the oil pan sub-assembly. NOTICE: Make sure to clean the bolts and stud bolts and check the threads for cracks or other damage. |
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(b) Remove the oil pan sub-assembly by prying between the oil pan sub-assembly and timing chain cover assembly or cylinder block sub-assembly with a screwdriver wrapped with protective tape. NOTICE: Be careful not to damage the contact surfaces of the cylinder block sub-assembly, timing chain cover assembly and oil pan sub-assembly. |
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(c) Remove the 2 oil pan gaskets from the timing chain cover assembly. |
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34. REMOVE TIMING CHAIN COVER ASSEMBLY
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35. REMOVE TIMING CHAIN CASE OIL SEAL
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36. SET NO. 1 CYLINDER TO TDC (COMPRESSION)
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37. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
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38. REMOVE CHAIN TENSIONER SLIPPER
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39. REMOVE CHAIN SUB-ASSEMBLY
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40. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY, CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY AND NO. 2 CHAIN SUB-ASSEMBLY (for Bank 1)
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41. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY
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42. REMOVE CAMSHAFT BEARING CAP (for Bank 1)
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43. REMOVE CAMSHAFT
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44. REMOVE NO. 2 CAMSHAFT
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45. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY
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46. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY, CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY AND NO. 2 CHAIN SUB-ASSEMBLY (for Bank 2)
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47. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY
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48. REMOVE CAMSHAFT BEARING CAP (for Bank 2)
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49. REMOVE NO. 3 CAMSHAFT SUB-ASSEMBLY
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50. REMOVE NO. 4 CAMSHAFT SUB-ASSEMBLY
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51. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY LH
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52. REMOVE SENSOR WIRE
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53. REMOVE NO. 1 CHAIN VIBRATION DAMPER
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54. REMOVE NO. 2 CHAIN VIBRATION DAMPER
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55. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
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56. REMOVE VALVE LASH ADJUSTER ASSEMBLY
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57. REMOVE VALVE STEM CAP
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58. REMOVE WATER OUTLET
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59. REMOVE CYLINDER HEAD SUB-ASSEMBLY
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60. REMOVE CYLINDER HEAD GASKET
(a) Remove the cylinder head gasket from the cylinder block sub-assembly.
61. REMOVE CYLINDER HEAD LH
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62. REMOVE NO. 2 CYLINDER HEAD GASKET
(a) Remove the No. 2 cylinder head gasket from the cylinder block sub-assembly.
63. INSPECT CYLINDER HEAD SET BOLT
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