Engine Unit: Reassembly: Reassembly
- INSTALL STIFFENING CRANKCASE RING PIN NOTE:
It is not necessary to remove a ring pin unless it is being replaced.
TEXT IN ILLUSTRATION*a Width *b Height *c Protrusion Height - INSTALL STIFFENING CRANKCASE STUD BOLT NOTE:
If a stud bolt is deformed or the threads are damaged, replace it.
- Using an E6 "TORX" socket wrench, install the stiffening crankcase stud bolts as shown in the illustration.
Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf)
- Using an E6 "TORX" socket wrench, install the stiffening crankcase stud bolts as shown in the illustration.
- INSTALL STIFFENING CRANKCASE ASSEMBLY
- Apply seal packing in a continuous line as shown in the illustration.
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Seal packing
Toyota Genuine Seal Packing Black, Three bond 1207B or equivalent
Standard Seal Diameter
Area Specified Condition Continuous Line 2.0 to 3.0 mm (0.0787 to 0.118 in.) A 4.5 to 5.5 mm (0.177 to 0.217 in.) Application Length A
56 mm (2.20 in.)
NOTE:- Remove any oil from the contact surfaces.
- Install the crankcase within 3 minutes and tighten the bolts within 15 minutes of applying seal packing.
- Do not start the engine for at least 2 hours after installing the stiffening crankcase assembly.
- Install the stiffening crankcase assembly with the 11 bolts in the sequence shown in the illustration.
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Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)
Bolt Length
Item Specified Condition Bolt A 138 mm (5.43 in.) Bolt B 35 mm (1.38 in.) Bolt C 70 mm (2.76 in.) - Recheck the torque for bolts 1 and 2.
Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)
- Wipe off any excess seal packing with a clean piece of cloth.
- Apply seal packing in a continuous line as shown in the illustration.
- INSTALL OIL PUMP ASSEMBLY . Refer to INSTALLATION - Step 1
- INSTALL NO. 2 OIL PAN SUB-ASSEMBLY . Refer to INSTALLATION - Step 2
- INSTALL OIL PAN DRAIN PLUG
- Install a new gasket and the oil pan drain plug.
Torque: 37 N*m (377 kgf*cm, 27 ft.*lbf)
- Install a new gasket and the oil pan drain plug.
- INSTALL REAR ENGINE OIL SEAL See step 1
- INSTALL NO. 1 TAPER SCREW PLUG
- Apply adhesive to 2 or 3 threads of the No. 1 taper screw plug, and install the No. 1 taper screw plug (A).
Torque: 25 N*m (255 kgf*cm, 18 ft.*lbf)
Adhesive
Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent
NOTE:- Install the plug within 3 minutes of applying adhesive.
- Do not start the engine within 1 hour of installing the plug.
- Apply adhesive to 2 or 3 threads of the No. 1 taper screw plug, and install the No. 1 taper screw plug (B).
Torque: 43 N*m (439 kgf*cm, 32 ft.*lbf)
Adhesive
Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent
NOTE:- Install the plug within 3 minutes of applying adhesive.
- Do not start the engine within 1 hour of installing the plug.
- Apply adhesive to 2 or 3 threads of the No. 1 taper screw plug, and install the No. 1 taper screw plug (A).
- INSTALL VENTILATION VALVE SUB-ASSEMBLY
- Apply adhesive to the threads of the ventilation valve sub-assembly.
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TEXT IN ILLUSTRATION*1 Adhesive Adhesive
Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent
NOTE:- Install the ventilation valve sub-assembly within 3 minutes after applying seal packing.
- Do not start the engine for at least 2 hours after installing the ventilation valve sub-assembly.
- Install the ventilation valve sub-assembly.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
- Apply adhesive to the threads of the ventilation valve sub-assembly.
- INSTALL CYLINDER HEAD GASKET See step 5
- INSTALL CYLINDER HEAD SUB-ASSEMBLY See step 6
- INSTALL VALVE STEM CAP
- Apply a light coat of engine oil to the valve stem ends.
- Install the 16 valve stem caps to the cylinder head.NOTE:
Do not drop the valve stem caps into the cylinder head.
- INSTALL VALVE LASH ADJUSTER ASSEMBLY
- Inspect each valve lash adjuster before installing it See step 2.
- Install the 16 valve lash adjusters to the cylinder head.NOTE:
Install the valve lash adjuster to the same place it was removed from.
- INSTALL NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
- INSTALL CAMSHAFT HOUSING STRAIGHT PIN NOTE:
It is not necessary to remove a straight pin unless it is being replaced.
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TEXT IN ILLUSTRATION*a Width *b Height *c Protrusion Height - INSTALL NO. 1 CAMSHAFT BEARING See step 1
- INSTALL OIL CONTROL VALVE FILTER
- Check that no foreign matter is on the mesh part of the oil control valve filter.
- Install the oil control valve filter.NOTE:
Do not touch the mesh when installing the oil control valve filter.
- INSTALL NO. 2 CAMSHAFT BEARING See step 2
- INSTALL NO. 2 CAMSHAFT See step 3
- INSTALL CAMSHAFT See step 4
- INSTALL CAMSHAFT BEARING CAP See step 5
- INSTALL CAMSHAFT HOUSING SUB-ASSEMBLY See step 6
- INSTALL CAMSHAFT TIMING SPROCKET See step 7
- INSTALL CAMSHAFT TIMING GEAR ASSEMBLY See step 8
- INSTALL CRANKSHAFT TIMING GEAR KEY
- Using a plastic-faced hammer, tap in the 2 crankshaft timing gear keys.
HINT:
Tap in the crankshaft timing gear keys until they contact the crankshaft as shown in the illustration.
- Using a plastic-faced hammer, tap in the 2 crankshaft timing gear keys.
- INSTALL NO. 1 CRANKSHAFT POSITION SENSOR PLATE
- Install the No. 1 crankshaft position sensor plate with the "F" mark facing forward.
- INSTALL NO. 2 CHAIN SUB-ASSEMBLY . Refer to INSTALLATION - Step 6
- INSTALL CRANKSHAFT TIMING SPROCKET . Refer to INSTALLATION - Step 7
- INSTALL NO. 1 CHAIN VIBRATION DAMPER See step 9
- SET NO. 1 CYLINDER TO TDC/COMPRESSION See step 10
- INSTALL CHAIN SUB-ASSEMBLY See step 11
- CHECK NO. 1 CYLINDER TO TDC/COMPRESSION See step 12
- INSTALL CHAIN TENSIONER SLIPPER See step 14
- INSTALL NO. 2 CHAIN VIBRATION DAMPER See step 13
- INSTALL WATER INLET SUB-ASSEMBLY STUD BOLT NOTE:
If a stud bolt is deformed or the threads are damaged, replace it.
- Using an E5 "TORX" socket wrench, install the water inlet sub-assembly stud bolts as shown in the illustration.
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Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf)
- Using an E5 "TORX" socket wrench, install the water inlet sub-assembly stud bolts as shown in the illustration.
- INSTALL WATER INLET SUB-ASSEMBLY
- Install a new gasket and the water inlet sub-assembly with the bolt and 2 nuts.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
- Install a new gasket and the water inlet sub-assembly with the bolt and 2 nuts.
- INSTALL TIMING CHAIN COVER OIL SEAL
- Using SST and a hammer, tap in a new timing chain cover oil seal until its surface is flush with the timing chain cover sub-assembly edge.
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NOTE:- Keep the lip free from foreign matter.
- Do not tap on the oil seal at an angle.
- Make sure that the oil seal edge does not stick out of the timing chain case.
HINT:
Tap in the oil seal so that it is positioned within 1.0 mm (0.0394 in.) from the edge of the timing chain case.
- Apply MP grease to the lip of the oil seal.
- Using SST and a hammer, tap in a new timing chain cover oil seal until its surface is flush with the timing chain cover sub-assembly edge.
- INSTALL TIMING CHAIN COVER SUB-ASSEMBLY
- Remove any old packing (FIPG) material and be careful not to drop any oil on the contact surfaces of the timing chain cover sub-assembly, cylinder head and cylinder block.TEXT IN ILLUSTRATION
Clean and degrease - - - Install 3 new O-rings.
- Apply seal packing as shown in the illustration.
Seal packing
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Seal diameter
5.0 mm (0.197 in.)
NOTE:- Remove any oil from the contact surfaces.
- Install the timing chain cover sub-assembly within 3 minutes of applying seal packing.
- Do not start the engine for at least 2 hours after installing the timing chain cover sub-assembly.
- Apply seal packing to the timing chain cover sub-assembly in a line as shown in the following illustration.NOTE:
- When the contact surfaces are wet, wipe them with an oil-free cloth before applying seal packing.
- Install the timing chain cover sub-assembly within 3 minutes and tighten the bolts within 15 minutes of applying seal packing.
- Do not start the engine for at least 2 hours after installation.
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Seal Packing
Item Seal Packing Dashed line Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent Continuous line Alternate long and short dashed line Toyota Genuine Seal Packing 1282B, Three Bond 1282B or equivalent Application Specification
Area Seal Packing Diameter Distance from Edge of Cover to: Seal Packing Application Length Distance from Top of Cover to Top of Seal Packing Dashed line 2.5 to 3.0 mm (0.0984 to 0.118 in.) Center of seal packing
2.5 mm (0.0984 in.)- - Continuous line 4.5 to 5.5 mm (0.177 to 0.217 in.) or 7.0 to 8.0 mm (0.276 to 0.315 in.) - - - Alternate long and short dashed line 4.0 mm (0.157 in.) Center of seal packing
3.0 mm (0.118 in.)- - A - A 2.5 to 3.5 mm (0.0984 to 0.138 in.) Center of seal packing
2.5 mm (0.0984 in.)- - B - B 4.5 to 5.5 mm (0.177 to 0.217 in.) Opposite edge of seal packing
5.0 mm (0.197 in.)- - C - C 7.0 to 8.0 mm (0.276 to 0.315 in.) Opposite edge of seal packing
7.5 mm (0.295 in.)- - F 4.5 to 5.5 mm (0.177 to 0.217 in.) - 15.5 mm (0.610 in.) 50.4 mm (1.98 in.) G 4.5 to 5.5 mm (0.177 to 0.217 in.) - 10.3 mm (0.406 in.) 143.1 mm (5.63 in.) H 7.0 to 8.0 mm (0.276 to 0.315 in.) - 19.5 mm (0.768 in.) 153.4 mm (6.04 in.) I 4.5 to 5.5 mm (0.177 to 0.217 in.) - 16.0 mm (0.630 in.) 385.8 mm (1.27 ft.) J 4.5 to 5.5 mm (0.177 to 0.217 in.) - 18.6 mm (0.732 in.) 51.4 mm (2.02 in.) K 4.5 to 5.5 mm (0.177 to 0.217 in.) - 25.3 mm (0.996 in.) 121.9 mm (4.80 in.) L 7.0 to 8.0 mm (0.276 to 0.315 in.) - 25.8 mm (1.02 in.) 147.2 mm (5.80 in.) M 4.5 to 5.5 mm (0.177 to 0.217 in.) - 5.1 mm (0.201 in.) 173.0 mm (6.81 in.) N 4.5 to 5.5 mm (0.177 to 0.217 in.) - 14.6 mm (0.575 in.) 385.8 mm (1.27 ft.) O 4.0 mm (0.157 in.) Center of seal packing
3.0 mm (0.118 in.)- - NOTE:- When the contact surfaces are wet, wipe them with an oil-free cloth before applying seal packing.
- Install the timing chain cover sub-assembly within 3 minutes and tighten the bolts within 10 minutes of applying seal packing.
- After applying seal packing to the timing chain cover sub-assembly, install the engine mounting bracket and oil filter bracket within 10 minutes.
- Do not add engine oil for at least 2 hours after installation.
- Clean the bolt and fitting hole.
- Install the timing chain cover sub-assembly.
- Temporarily tighten the engine mounting bracket RH with the 3 bolts.NOTE:
- Install the mounting bracket within 10 minutes of installing the timing chain cover sub-assembly.
- Do not start the engine for at least 2 hours after installation.
Bolt Length
Item Length Bolt 80 mm (3.15 in.) - Install 2 new O-rings.
- Temporarily tighten the oil filter bracket with the 4 bolts.NOTE:
- Install the oil filter bracket within 10 minutes of installing the timing chain cover sub-assembly.
- Do not start the engine for at least 2 hours after installation.
Bolt Length
Item Length Bolt 35 mm (1.38 in.) - Install the timing chain cover sub-assembly with the 25 bolts and a new gasket as shown in the illustration.
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TEXT IN ILLUSTRATION*1 Gasket - - *a Torque *b Bolt Torque Order Bolt A, E, F
Torque: 26 N*m (260 kgf*cm, 19 ft.*lbf)
Bolt B, C
Torque: 51 N*m (520 kgf*cm, 38 ft.*lbf)
Bolt D
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
NOTE:- Apply adhesive 1324 to the threads of the bolt F.
- When the contact surfaces are wet, wipe them with an oil-free cloth before applying seal packing.
- Install the timing chain cover sub-assembly within 3 minutes and tighten the bolts within 15 minutes of applying the seal packing.
- Do not add engine oil for at least 2 hours after installing the timing chain cover sub-assembly.
- Do not start the engine for at least 2 hours after installing the timing chain cover sub-assembly.
Bolt Length
Item Length Bolt A, F 35 mm (1.38 in.) Bolt B, E 55 mm (2.16 in.) Bolt C 80 mm (3.15 in.) Bolt D 40 mm (1.57 in.) - Using a 8mm deep socket wrench, install the stud bolt from the engine mounting bracket RH.
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Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
- Remove any old packing (FIPG) material and be careful not to drop any oil on the contact surfaces of the timing chain cover sub-assembly, cylinder head and cylinder block.
- INSTALL CRANKSHAFT PULLEY See step 2
- INSTALL NO. 1 CHAIN TENSIONER ASSEMBLY See step 18
- INSTALL OIL FILTER CAP ASSEMBLY . Refer to REPLACEMENT - Step 4
- INSTALL SPARK PLUG TUBE GASKET
- Using a cutter knife, cut off the seal part of the removed gasket.TEXT IN ILLUSTRATION
Part to Cut Off - Using a hammer and the plug tube gasket which has had the sealing part cut off, uniformly tap in a new plug tube gasket all the way.TEXT IN ILLUSTRATION
*a Plug Tube Gasket without Sealing Part *b New Plug Tube Gasket NOTE:- Keep the lip free of foreign matter.
- Do not tap in the plug tube gasket.
HINT:
If a plug tube gasket that will be used to install a new gasket is deformed, and cannot be positioned on a new gasket, correct the deformation using pliers.
- Return the claws of the ventilation baffle plate to their original positions.
- Using a cutter knife, cut off the seal part of the removed gasket.
- INSTALL CYLINDER HEAD COVER GASKET
- Install a new cylinder head cover gasket to the cylinder head cover.TEXT IN ILLUSTRATION
*1 Cylinder Head Cover *2 Cylinder Head Cover Gasket NOTE:- Remove any oil from the contact surfaces.
- Misalignment between the center of the cylinder head cover rib and the center of the cylinder head gasket tab should be within 4.0 mm (0.157 in.).
- Install a new cylinder head cover gasket to the cylinder head cover.
- INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY
- Install 2 new gaskets to the camshaft bearing cap.
- Apply seal packing as shown in the illustration.
Seal packing
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Standard diameter
4.0 mm (0.157 in.)
NOTE:- Remove any oil from the contact surfaces.
- Install the cylinder head cover sub-assembly within 3 minutes and tighten the bolts within 15 minutes of applying seal packing.
- Do not start the engine for at least 2 hours after the installation.
- Install the cylinder head cover with a new seal washer and the 13 bolts.
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Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
NOTE:Misalignment between the contact surfaces of the timing chain cover sub-assembly and the camshaft housing and the center of the cylinder head gasket tab should be within 4.0 mm (0.157 in.).
TEXT IN ILLUSTRATION*1 Timing Chain Cover Sub-assembly *2 Camshaft Housing *3 Cylinder Head Cover Gasket
- INSTALL ENGINE OIL PRESSURE SWITCH ASSEMBLY
- Apply adhesive to 2 or 3 threads of the engine oil pressure switch assembly.
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TEXT IN ILLUSTRATION*1 Adhesive Adhesive
Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent
NOTE:- Install the oil pressure switch within 3 minutes after applying adhesive.
- Do not start the engine within 1 hour after installation.
- Using a 24 mm deep socket wrench, install the engine oil pressure switch assembly.
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Torque: 15 N*m (153 kgf*cm, 11 ft.*lbf)
- Apply adhesive to 2 or 3 threads of the engine oil pressure switch assembly.
- INSTALL ENGINE COOLANT TEMPERATURE SENSOR
- Install a new gasket and the engine coolant temperature sensor.
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Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
- Install a new gasket and the engine coolant temperature sensor.
- INSTALL KNOCK SENSOR
- Install the knock sensor with the bolt.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
NOTE:Make sure that the knock sensor is in the correct position.
- Install the knock sensor with the bolt.
- INSTALL CRANKSHAFT POSITION SENSOR
- Apply a light coat of engine oil to the O-ring of the crankshaft position sensor.
- Install the crankshaft position sensor with the bolt.
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Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
- INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
- Apply a light coat of engine oil to a new O-ring and install it to the camshaft timing oil control valve assembly.
- Install the camshaft timing oil control valve assembly with the bolt.
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Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
NOTE:- Do not allow foreign matter to contact the oil seal face of the oil control valve (connecting surface with cylinder head cover).
- Be careful that the O-ring is not cracked or moved out of place when installing the camshaft timing oil control valve assembly.
- INSTALL CAMSHAFT POSITION SENSOR
- Apply a light coat of engine oil to the O-ring of the camshaft position sensor.
- Install the camshaft position sensor with the bolt.
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Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
NOTE:Make sure that the O-ring is not cracked or jammed when installing the sensor.
- INSTALL SPARK PLUG . Refer to INSTALLATION - Step 1
- INSTALL ENGINE COVER JOINT BOLT
- Install the 3 engine cover joint bolts.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
- Install the 3 engine cover joint bolts.
- INSTALL WIRING HARNESS CLAMP BRACKET
- Install the wiring harness clamp bracket with the bolt.
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Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
- Install the wiring harness clamp bracket with the bolt.
- INSTALL OIL FILLER CAP GASKET
- Install the oil filler cap gasket to the oil filler cap sub-assembly.
- INSTALL OIL FILLER CAP SUB-ASSEMBLY
- Install the oil filler cap sub-assembly.