ENGINE UNIT REASSEMBLY

INSTALL TIGHT PLUG
Note

If water leaks from the tight plug or the plug corrodes, replace it.
1. Apply adhesive around the tight plugs.
  
  Adhesive
  
  Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent
2. Using SST and a hammer, tap in new tight plugs as shown in the illustration.
3. Using SST, tap in the 8 tight plugs A and C.
  
  SST
  
  09950-60010 ( 09951-00350 )
  
  09950-70010 ( 09951-07100 )
4. Using SST, tap in the tight plug B.
  
  SST
  
  09950-60010 ( 09951-00300 )
  
  09950-70010 ( 09951-07100 )
5. Using SST, tap in the 3 tight plugs D.
  
  SST
  
  09950-60010 ( 09951-00400 )
  
  09950-70010 ( 09951-07100 )
INSTALL STUD BOLT
1. Using an E8 "torx" socket wrench, install the stud bolts A.
  
  Torque:
  
  7.5 N*m { 77 kgf*cm, 66 in.*lbf }
2. Using an E7 "torx" socket wrench, install the stud bolts B and D.
  
  Torque:
  
  7.5 N*m { 77 kgf*cm, 66 in.*lbf }
3. Apply adhesive to the hole for the stud bolt C on the cylinder block. Using an E7 "torx" socket wrench, install the stud bolts C.
  
  Torque:
  
  7.5 N*m { 77 kgf*cm, 66 in.*lbf }
  
  Note
  
  If the stud bolt is deformed or the threads are damaged, replace it.
INSTALL STRAIGHT PIN
1. Using a plastic hammer, tap in new straight pins to the cylinder block.
INSTALL RING PIN
1. Using a plastic hammer, tap in new ring pins to the cylinder block.
INSTALL BALANCESHAFT DRIVEN GEAR NO.2
1. Mount the head portion of the balanceshaft in a vise.
  
  Note
  
  Do not damage the balanceshaft.
2. Install the balanceshaft thrust washer No.2 (● 1) and balanceshaft driven gear No.2 (● 2).
3. Install and torque the bolt.
  
  Torque:
  
  36 N*m { 365 kgf*cm, 26 ft.*lbf }
INSTALL NO.2 BALANCESHAFT
1. Install the balanceshaft to the cylinder block.
  
  Note
  
  When installing the balanceshaft, make sure to support the balanceshaft with both hands and avoid scratching the balanceshaft bearing on the cylinder block side.
2. Install and torque the 2 bolts.
  
  Torque:
  
  18 N*m { 184 kgf*cm, 13 ft.*lbf }
INSTALL BALANCESHAFT DRIVEN GEAR NO.1
1. Mount the head portion of the balanceshaft in a vise.
  
  Note
  
  Do not damage the balanceshaft.
2. Install the balanceshaft thrust spacer (● 4), balanceshaft thrust washer No.1 (● 3), sliding key (● 2) and balanceshaft driven gear No.1 (● 1).
3. Install and torque the bolt.
  
  Torque:
  
  36 N*m { 365 kgf*cm, 26 ft.*lbf }
INSTALL NO.1 BALANCESHAFT
1. Install the No.1 balanceshaft to the cylinder block.
  
  Note
  
  When installing the balanceshaft, make sure to support the balanceshaft with both hands and avoid scratching the balanceshaft bearing on the cylinder block side.
2. Install and torque the bolt.
  
  Torque:
  
  18 N*m { 184 kgf*cm, 13 ft.*lbf }
INSTALL CYLINDER BLOCK WATER DRAIN COCK SUB-ASSEMBLY
1. Apply adhesive around the drain cock.
2. Install the cylinder block water drain cock as shown in the illustration.
  
  Torque:
  
  25 N*m { 250 kgf*cm, 18 ft.*lbf }
3. Install the water drain cock plug to the water drain cock sub-assembly.
  
  Torque:
  
  13 N*m { 130 kgf*cm, 9 ft.*lbf }
INSTALL OIL NOZZLE NO.1 SUB-ASSEMBLY
1. Using an E7 "torx" socket wrench, install the oil nozzles.
  
  Torque:
  
  7.0 N*m { 71 kgf*cm, 62 in.*lbf }
INSTALL CONNECTING ROD SMALL END BUSH
1. Align the oil holes of a new bush and the connecting rod.
2. Using SST and a press, press in the bush.
  
  SST
  
  09222-30010
3. Using a pin hole grinder, hone the bush to obtain the standard specified clearance (See disassembly, step 107) between the bush and piston pin.
4. Check that the piston pin fits at normal room temperature.
  1. Coat the piston pin with engine oil, and push it into the connecting rod with your thumb.
INSTALL W/PIN PISTON SUB-ASSEMBLY
1. Assemble the piston and connecting rod.
  1. Using a screwdriver, install a new snap ring at one end of the piston pin hole.
  2. Gradually heat the piston to approximately 80 to 90°C (176 to 194°F).
  3. Coat the piston pin with engine oil.
  4. Align the front marks of the piston and connecting rod, and push in the piston pin with your thumb.
    
    Tech Tips
    
    The piston and pin are a matched set.
  5. Check the fitting condition between the piston and piston pin by trying to move the piston back and forth on the piston pin.
  6. Using a screwdriver, install a new snap ring at the other end of the piston pin hole.
INSTALL PISTON RING SET
1. Install the oil ring expander by hand.
2. Using a piston ring expander, install the oil ring rail.
3. Using a piston ring expander, install the 2 compression rings so that the painted marks are positioned as shown in the illustration.
  Tech Tips
  
  Install the compression ring No.1 with the code mark (1N) facing upward.
  
  Install the compression ring No.2 with the code mark (2N) facing upward.
4. Position the piston rings so that the ring ends are as shown in the illustration.
  
  Note
  
  Do not align the ring ends.

Adhesive
Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

INSTALL CRANKSHAFT BEARING

Note

Do not apply engine oil to the bearing's contact area and backside.
The crankshaft bearing cap bolt is tightened in 2 progressive steps.

Clean the main journal, and the both surfaces of the bearing.

Install the upper bearing.

Install the upper bearing to the cylinder block as shown in the illustration.

Journal	Dimension
# 1, 5	3.75 mm (0.1476 in.)
# 3	1.75 mm (0.0689 in.)
# 2, 4	2.75 mm (0.1083 in.)

Note

Do not apply engine oil to the bearing's contact area and backside.

Install the lower bearing.

Install the lower bearing to the bearing cap.

Using vernier calipers, measure the distance between the bearing cap's edge and the lower bearing's edge.

Dimension (A - B)
0.3 mm (0.0118 in.) or less

Journal	Dimension (A)
# 1, 5	3.83 mm (0.1508 in.)
# 3	1.74 mm (0.0685 in.)
# 2, 4	2.75 mm (0.1083 in.)

Note

Do not apply engine oil to the bearing's contact area and backside.

With the upper bearing and lower bearing installed, use a plastic hammer to install the bearing caps to the cylinder block.

Note

Make sure that the bearing caps are installed in the correct positions and direction.
Using vernier calipers, measure the amount of misalignment between the upper bearing and lower bearing, as shown in the illustration.

Standard

0.9 mm (0.035 in.) or less
Remove the bearing cap.
Install the crankshaft thrust washer upper to the cylinder block.
1. Install the 2 thrust washers under the No.3 journal position of the cylinder block with the oil grooves facing outward.
  
  Note
  
  Be careful when installing the thrust bearing upper and lower as they are similar but cannot be interchanged.
Install the 2 thrust washers on the No.3 bearing cap with the grooves facing outward.

Note

Be careful when installing the thrust bearing upper and lower as they are similar but cannot be interchanged. The bearing lower has a claw as shown in the illustration.
Apply engine oil to the lower bearing.

INSTALL CRANKSHAFT
1. Apply engine oil to the upper bearing, then place the crankshaft on the cylinder block.
2. Install the 5 crankshaft bearing caps in their proper locations.
3. Install the crankshaft bearing cap bolts.
  
  Tech Tips
  
  The main bearing cap bolts are tightened in 2 progressive steps.
4. Step 1
  1. Install and uniformly tighten the 10 main bearing cap bolts in the sequence shown in the illustration.
    
    Torque:
    
    39 N*m { 398 kgf*cm, 29 ft.*lbf }
    
    If any of the main bearing cap bolts does not meet the torque specification, replace the main bearing cap bolt.
5. Step 2
  1. Mark the front of the bearing cap bolts with paint.
  2. Retighten the bearing cap bolts by 90° in the order above.
  3. Check that the painted mark is now at a 90° angle to the front.
6. Check that the crankshaft turns smoothly.
7. Check the crankshaft thrust clearance (See disassembly, step 86).
INSTALL CONNECTING ROD BEARING
1. Align the bearing claw with the groove of the connecting rod or connecting cap.
2. Install the bearings in the connecting rod and connecting rod cap.
  
  Note
  
  Clean the backside of the bearing and the bearing surface of the connecting rod.
INSTALL PISTON SUB-ASSEMBLY W/CONNECTING ROD
1. Apply engine oil to the cylinder walls, the pistons, and the surfaces of the connecting rod bearings.
2. Position the piston rings so that the ring ends are as shown in the illustration.
  
  Note
  
  Do not align the ring ends.
3. Using a piston ring compressor, push the correctly numbered piston and connecting rod assembly into the cylinder with the front mark of the piston facing forward.
4. Match the numbered connecting rod cap with the connecting rod.
  
  Note
  
  Match the numbered connecting rod cap with the connecting rod.
5. Check that the front mark of the connecting rod cap is facing forward.
6. Apply a light coat of engine oil to the threads and under the heads of the connecting rod cap bolts.
7. Install and alternately tighten the bolts of the connecting rod cap in several steps.
  
  Torque:
  
  25 N*m { 250 kgf*cm, 18 ft.*lbf }
8. Mark the front side of each connecting cap bolt with paint.
9. Retighten the cap bolts by 90° as shown.
10. Check that the painted mark is now at a 90° angle to the front.
11. Check that the crankshaft turns smoothly.
12. Check the connecting rod thrust clearance (See disassembly, step 82).

Standard
0.9 mm (0.035 in.) or less

INSTALL INTAKE VALVE GUIDE BUSH

Using a caliper gauge, measure the bush bore diameter of the cylinder head.

Cylinder bore diameter

10.285 to 10.306 mm (0.4049 to 0.4057 in.)

Cylinder bore diameter
10.285 to 10.306 mm (0.4049 to 0.4057 in.)

Select a new guide bush (STD or O/S 0.05).

Bush bore diameter	Bush size
10.285 to 10.306 mm (0.4049 to 0.4057 in.)	Use STD
10.335 to 10.356 mm (0.4069 to 0.4077 in.)	Use O/S 0.05

If the bush bore diameter of the cylinder head is greater than 10.306 mm (0.4057 in.), machine the bush bore to the dimension of 10.335 to 10.356 mm (0.4069 to 0.4077 in.) to install a O/S 0.05 valve guide bush.

If the bush bore diameter of the cylinder head is greater than 10.356 mm (0.4077 in.), replace the cylinder head.

Heat the cylinder head to 80 to 100°C (176 to 212°F).
Place the cylinder head on wooden blocks.
Using SST, tap in a new valve guide bush to the specified protrusion height.

Protrusion height (A)

9.8 to 10.2 mm (0.3858 to 0.4016 in.)

SST

09201-10000 ( 09201-01050 )

09950-70010 ( 09951-07100 )
Using a sharp 5.5 mm reamer, ream the valve guide bush to obtain the standard specified clearance.

Standard oil clearance

0.025 to 0.060 mm (0.0010 to 0.0023 in.)

Protrusion height (A)
9.8 to 10.2 mm (0.3858 to 0.4016 in.)

Standard oil clearance
0.025 to 0.060 mm (0.0010 to 0.0023 in.)

INSTALL EXHAUST VALVE GUIDE BUSH

Using a caliper gauge, measure the bush bore diameter of the cylinder head.

Cylinder bore diameter

10.285 to 10.306 mm (0.4049 to 0.4057 in.)

Cylinder bore diameter
10.285 to 10.306 mm (0.4049 to 0.4057 in.)

Select a new guide bush (STD or O/S 0.05)

Bush bore diameter	Bush size
10.285 to 10.306 mm (0.4049 to 0.4057 in.)	Use STD
10.335 to 10.356 mm (0.4069 to 0.4077 in.)	Use O/S 0.05

If the bush bore diameter of the cylinder head is greater than 10.356 mm (0.4077 in.), replace the cylinder head.

Heat the cylinder head to 80 to 100°C (176 to 212°F).
Place the cylinder head on wooden blocks.
Using SST, tap in a new valve guide bush to the specified protrusion height.

SST

09201-10000 ( 09201-01050 )

09950-70010 ( 09951-07100 )

Protrusion height

(A)

7.6 to 8.0 mm (0.2992 to 0.3150 in.)
Using a sharp 5.5 mm reamer, ream the valve guide bushing to obtain the standard specified clearance.

Standard oil clearance

0.030 to 0.065 mm (0.0012 to 0.0026 in.)

INSTALL CAMSHAFT BEARING CAP SETTING RING PIN
Note

It is not necessary to remove the ring pin unless it is being replaced.
1. Using a plastic hammer, tap in a new ring pin until the pin stops.
INSTALL TIGHT PLUG NO.1
Note

If water leaks from the tight plug or the plug corrodes, replace it.
1. Apply adhesive to the tight plug hole of the cylinder head.
  
  Adhesive
  
  Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent
2. Using SST, tap in a new tight plug to the cylinder head as shown in the illustration
  
  SST
  
  09950-60010 ( 09951-00250 )
  
  09950-70010 ( 09951-07100 )
INSTALL STUD BOLT
Note

If the stud bolt is deformed or the threads are damaged, replace it.
1. Using E6 and E7 "torx" socket wrenches, install the stud bolts.
  
  Torque:
  
  for stud bolt A
  
  3.0 N*m { 31 kgf*cm, 27 in.*lbf }
  
  for stud bolt B
  
  7.5 N*m { 76 kgf*cm, 66 in.*lbf }
  
  for stud bolt C
  
  7.5 N*m { 76 kgf*cm, 66 in.*lbf }
INSTALL W/HEAD STRAIGHT SCREW PLUG NO.1
1. Using a 10 mm hexagon wrench, install 3 new gaskets and the straight screw plugs.
  
  Torque:
  
  44 N*m { 449 kgf*cm, 32 ft.*lbf }
INSTALL W/HEAD STRAIGHT SCREW PLUG NO.2
1. Using a 19 mm hexagon wrench, install a new gasket and the straight screw plug.
  
  Torque:
  
  90 N*m { 918 kgf*cm, 66 ft.*lbf }
INSTALL OIL CONTROL VALVE FILTER
1. Check that no foreign matter is on the mesh part of the filter.
  
  If foreign objects are present, clean the part thoroughly.
2. Using a 8 mm hexagon wrench, install a new gasket and the oil control valve filter with the screw plug.
  
  Torque:
  
  30 N*m { 306 kgf*cm, 22 ft.*lbf }
INSTALL VALVE SPRING SEAT
1. Install the valve spring seats to the cylinder head.
INSTALL VALVE STEM OIL SEAL
1. Apply a light coat of engine oil to new oil seals.
  
  Note
  
  Pay attention when installing the intake and exhaust oil seals. For example, installing the intake oil seal into the exhaust side or installing the exhaust oil seal to the intake side can cause installation problems later.
  
  Tech Tips
  
  The intake valve oil seals are gray and the exhaust valve oil seals are black.
2. Using SST, push in the oil seals.
  
  SST
  
  09201-41020
  
  Note
  
  Failure to use SST will cause the seal to be damaged or improperly seated.
INSTALL INTAKE VALVE
1. Apply plenty of engine oil to the tip area of the intake valve shown in the illustration.
2. Install the valve, compression spring and spring retainer to the cylinder head.
  
  Note
  
  Install the same parts in the same combination to the original locations.
3. Using SST and wooden blocks, compress the spring and install the 2 retainer locks.
  
  SST
  
  09202-70020 ( 09202-00010 )
4. Using a 5 mm pin punch and plastic hammer, lightly tap the valve stem tip to ensure a proper fit.
  
  Note
  
  Do not damage the valve stem tip.
INSTALL EXHAUST VALVE
1. Apply plenty of engine oil to the tip area of the intake valve shown in the illustration.
2. Install the valve, compression spring and spring retainer to the cylinder head.
  
  Note
  
  Install the same parts in the same combination to the original locations.
3. Using SST and wooden blocks, compress the spring and install the 2 retainer locks.
  
  SST
  
  09202-70020 ( 09202-00010 )
4. Using a 5 mm pin punch and plastic hammer, lightly tap the valve stem tip to ensure a proper fit.
  
  Note
  
  Do not damage the valve stem tip.
INSTALL VALVE LASH ADJUSTER ASSEMBLY
Note
- Keep the lash adjuster free from dirt and foreign objects.
- Only use clean engine oil.
1. Place the lash adjuster into a container full of engine oil.
2. Insert the SST's tip into the lash adjuster's plunger and use the tip to press down on the checkball inside the plunger.
  
  SST
  
  09276-75010
3. Squeeze the SST and lash adjuster together to move the plunger up and down 5 to 6 times.
4. Check the movement of the plunger and bleed the air.
  
  OK
  
  Plunger is very difficult to move.
5. After bleeding the air, remove the SST. Then quickly and firmly press the plunger with a finger.
  
  OK
  
  Plunger is very difficult to move.
  
  If the result is not as specified, replace the lash adjuster.
6. Install the lash adjusters.
  
  Note
  
  Install the lash adjuster to the original position.
INSTALL VALVE STEM CAP
1. Apply a light coat of engine oil to the valve stem caps.
2. Install the valve stem caps to the cylinder head.
INSTALL CRANKSHAFT PULLEY SET KEY
1. Install the 2 pulley keys to the crankshaft.
INSTALL CHAIN VIBRATION DAMPER NO.4
1. Install the vibration damper No.4 with the 2 bolts.
  
  Torque:
  
  18 N*m { 185 kgf*cm, 13 ft.*lbf }
INSTALL NO.2 CHAIN SUB-ASSEMBLY
1. Install the timing sprocket No.2 as shown in the illustration.
  
  Note
  
  Check that the No.1 cylinder is at TDC and that the weights of the No.1 and No.2 balanceshafts are at the bottom side.
  
  Tech Tips
  
  Install the sensor plate with the front mark facing forward.
2. As shown in the illustration, install the chain on the sprocket and gear with the painted marks aligned with the timing marks on the sprocket and gear.
3. Fit the other mark link of the crankshaft timing sprocket behind the large timing mark of the balanceshaft drive gear.
4. Insert the balanceshaft drive gear shaft through the balanceshaft drive gear so that it fits into the thrust plate hole.
5. Align the small timing mark of the balanceshaft drive gear with the timing mark of the balanceshaft timing gear.
6. Install the bolt to the balanceshaft drive gear and tighten it.
  
  Torque:
  
  25 N*m { 255 kgf*cm, 18 ft.*lbf }
7. Check that each timing mark is matched with the corresponding mark link.
  
  Note
  
  Check that the No.1 cylinder is at TDC and that the weights of the No.1 and No.2 balanceshafts are at the bottom side.
INSTALL CHAIN TENSIONER ASSEMBLY NO.2
1. Install the chain tensioner assembly No.2 with the nut.
  
  Torque:
  
  18 N*m { 185 kgf*cm, 13 ft.*lbf }
  
  Note
  
  Assemble the chain tensioner with the pin installed, then remove the pin after assembly. When doing this, do not push the vibration damper against the chain.
2. Move the stopper plate downward to release the lock, and push the plunger deep into the tensioner.
3. Move the stopper plate upward to set the lock, and insert a hexagon wrench into the stopper plate hole.
INSTALL CHAIN VIBRATION DAMPER NO.3
1. Install the chain vibration damper No.3 with the 2 bolts.
  
  Torque:
  
  18 N*m { 185 kgf*cm, 13 ft.*lbf }
INSTALL CHAIN VIBRATION DAMPER NO.2
1. Install the chain vibration damper No.2 with the bolt.
  
  Torque:
  
  27 N*m { 270 kgf*cm, 20 ft.*lbf }
2. Remove the pin from the chain tensioner assembly No.2 and release the plunger.
INSTALL W/HEAD TAPER SCREW PLUG NO.1
1. Install the screw plug No.1 to the cylinder block.
  
  Torque:
  
  25 N*m { 250 kgf*cm, 18 ft.*lbf }
INSTALL OIL FILTER BRACKET SUB-ASSEMBLY
1. Using a hexagon wrench, install the oil filter bracket union.
  
  Torque:
  
  25 N*m { 255 kgf*cm, 18 ft.*lbf }
2. Install a new oil filter bracket gasket to the oil filter bracket.
3. Install a new O-ring to the oil filter bracket union.
  
  Note
  
  Apply a light coat of engine oil to the new O-ring and oil filter bracket.
4. Install 2 new gaskets and the 2 screw plugs to the oil filter bracket.
  
  Torque:
  
  49 N*m { 500 kgf*cm, 36 ft.*lbf }
5. Install the oil filter bracket with the 2 bolts and nut.
  
  Torque:
  
  25 N*m { 255 kgf*cm, 18 ft.*lbf }
6. Using a 27 mm socket wrench, install the oil filter union.
  
  Torque:
  
  43 N*m { 439 kgf*cm, 32 ft.*lbf }
INSTALL OIL FILTER SUB-ASSEMBLY
1. Check and clean the oil filter installation surface.
2. Apply clean engine oil to the gasket of a new oil filter.
3. Lightly screw the oil filter into place, and tighten it until the gasket contacts the seat.
4. Using SST, tighten the oil filter.
  
  SST
  
  09228-06501
  
  When using a torque wrench
  
  Using a torque wrench, tighten the oil filter.
  
  Torque:
  
  17 N*m { 175 kgf*cm, 13 ft.*lbf }
  
  When not using a torque wrench
  
  Tighten the oil filter an additional 3/4 turn.
INSTALL ENGINE REAR OIL SEAL
1. Place the oil seal retainer on wooden blocks.
2. Using SST, tap in a new oil seal until its surface is flush with the oil seal retainer edge.
  
  SST
  
  09223-15030
  
  09950-70010 ( 09951-07150 )
  Note
  - Keep the lip free from foreign matter.
  - Do not tap the oil seal at an angle.

Protrusion height
(A)
7.6 to 8.0 mm (0.2992 to 0.3150 in.)

Standard oil clearance
0.030 to 0.065 mm (0.0012 to 0.0026 in.)

Adhesive
Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

OK
Plunger is very difficult to move.

OK
Plunger is very difficult to move.

When using a torque wrench
Using a torque wrench, tighten the oil filter.

When not using a torque wrench
Tighten the oil filter an additional 3/4 turn.

INSTALL ENGINE REAR OIL SEAL RETAINER

Apply seal packing in a continuous bead as shown in the illustration.

Seal packing
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Seal width
2.0 to 3.0 mm (0.079 to 0.118 in.)

Note

Remove any oil from the contact surface.
Install the crankcase within 3 minutes after applying seal packing.
Do not start the engine for at least 4 hours after installing.

Install the oil seal retainer with the 6 bolts.

Torque:

13 N*m { 133 kgf*cm, 10 ft.*lbf }

INSTALL CYLINDER HEAD GASKET

Apply a continuous bead (seal width: 4.0 to 7.0 mm (0.15 to 0.28 in.)) of seal packing to the cylinder block upper side and cylinder head gasket upper side as shown in the illustration.

Seal packing
Toyota Genuine Seal Packing 1282B, Three Bond 1282B or equivalent
Seal width
4.0 to 7.0 mm (0.15 to 0.28 in.)

Note

Remove any oil from the contact surface.
Install the cylinder head gasket within 3 minutes after applying the seal packing.
Install the cylinder head bolt within 15 minutes after applying the seal packing.
Do not put into engine oil within 4 hours of installation.

Install a new cylinder head gasket on the cylinder block surface with the Lot No. stamp upper side facing upward.
Note
- Make sure that the installation direction is correct.
- Place the cylinder head gently to avoid damaging the gasket with the bottom part of the head.

INSTALL CYLINDER HEAD SUB-ASSEMBLY
Tech Tips

The cylinder head bolts are tightened in 3 progressive steps.
1. Place the cylinder head on the cylinder block.
2. Apply a light coat of engine oil to the threads and under the heads of the cylinder head bolts.
3. Step 1
  1. Install and uniformly tighten the 10 cylinder head bolts with the plate washers, in several steps, in the sequence shown.
    
    Torque:
    
    39 N*m { 398 kgf*cm, 29 ft.*lbf }
4. Step 2
  1. Mark the cylinder head bolt head with paint as shown in the illustration.
  2. Retighten the cylinder head bolts by 90°.
5. Step 3
  1. Retighten the cylinder head bolts by an additional 90°.
  2. Check that the painted mark is now facing rearward.
6. Seal packing will seep out on the engine's front side. Thoroughly wipe clean any seal packing.
INSTALL CAMSHAFT TIMING GEAR OR SPROCKET
1. Clamp the camshaft in a vise and then install the camshaft timing sprocket to the camshaft with the sprocket bolt.
  
  Torque:
  
  78 N*m { 795 kgf*cm, 58 ft.*lbf }
  
  Note
  
  Do not damage the camshaft in the vise.
INSTALL CAMSHAFT TIMING GEAR ASSEMBLY
1. Put the camshaft timing gear and camshaft together by aligning the key groove and straight pin.
2. Lightly press the gear against the camshaft, and turn the gear. Push further at the position where the pin enters the groove.
  
  CAUTION:
  
  Do not turn the camshaft timing gear in the retard direction (the right angle).
3. Check that there is no clearance between the gear's fringe and the camshaft.
4. Tighten the fringe bolt with the camshaft timing gear fixed.
  
  Torque:
  
  78 N*m { 795 kgf*cm, 58 ft.*lbf }
5. Check that the camshaft timing gear can move in the retard direction (the right angle), and is locked at the most retarded position.
INSTALL VALVE ROCKER ARM SUB-ASSEMBLY NO.1
1. Set the 16 rocker arms to the lash adjusters.
  
  Note
  
  Before and after setting the camshaft and No.2 camshaft, firmly set the rocker arm to the lash adjuster.
INSTALL CAMSHAFTS
1. Apply clean engine oil to the camshaft's cam portion and the cylinder head journals.
2. Set the camshaft and No.2 camshaft as shown in the illustration.
  
  Note
  
  Before and after setting the camshaft and No.2 camshaft, firmly set the rocker arm to the lash adjuster.
INSTALL CAMSHAFT BEARING CAP
1. Temporarily install the camshaft bearing cap No.1.
2. Check the proper location of each camshaft bearing cap No.2 and install them.
3. Install a new O-ring to the camshaft bearing cap No.1.
4. Temporarily install the oil delivery pipe.
5. Tighten the 21 bolts and 20 washers in the order shown in the illustration.
  
  Torque:
  
  for bolt A
  
  12 N*m { 122 kgf*cm, 9 ft.*lbf }
  
  for bolts except A
  
  16 N*m { 160 kgf*cm, 11 ft.*lbf }
INSTALL CRANKSHAFT TIMING GEAR OR SPROCKET
1. Install the timing gear as shown in the illustration.
INSTALL CHAIN VIBRATION DAMPER NO.1
1. Install the vibration damper with the bolt and nut.
  
  Torque:
  
  21 N*m { 214 kgf*cm, 15 ft.*lbf }
INSTALL CHAIN SUB-ASSEMBLY
1. As shown in the illustration, install the chain on the sprocket and gear with the painted marks aligned with the timing marks on the sprocket and gear.
  Tech Tips
  
  The camshaft mark plate is orange.
  
  The crankshaft mark plate is yellow.
2. Use a rope to tie the chain of the crankshaft timing sprocket. Tie the rope near the sprocket.
  
  Note
  
  After the chain tensioner has been installed, the rope must be removed.
  
  Tech Tips
  
  The rope is tied so that the chain will not jump a tooth.
INSTALL CHAIN TENSIONER SLIPPER
1. Install the tensioner slipper with the bolt.
  
  Torque:
  
  21 N*m { 214 kgf*cm, 15 ft.*lbf }
INSTALL CHAIN TENSIONER ASSEMBLY NO.1
1. Install a new gasket and the chain tensioner No.1 with the bolt and nut.
  
  Torque:
  
  10 N*m { 102 kgf*cm, 7 ft.*lbf }
2. Move the stopper plate upward to release the lock, and push the plunger deep into the tensioner.
3. Move the stopper plate downward to set the lock, and insert a hexagon wrench into the stopper plate hole.
INSTALL TIMING CHAIN GUIDE
1. Install a new O-ring and the chain guide with the 2 bolts.
  
  Torque:
  
  10 N*m { 102 kgf*cm, 7 ft.*lbf }
INSTALL TIMING CHAIN CASE OIL SEAL
1. Place the timing chain cover on wooden blocks.
2. Using SST, tap in a new oil seal until its surface is flush with the timing gear case edge.
  
  SST
  
  09223-50010
  Note
  - Keep the lip free from foreign matter.
  - Do not tap the oil seal at an angle.
INSTALL WATER PUMP ASSEMBLY
1. Install a new gasket and the water pump with the 8 bolts.
  
  Torque:
  
  9.0 N*m { 92 kgf*cm, 80 in.*lbf }
INSTALL OIL PUMP RELIEF VALVE
1. Coat the relief valve with engine oil.
2. Insert the relief valve and spring into the timing chain cover hole.
3. Install a new gasket to the plug.
4. Using a 27 mm socket wrench, install the plug.
  
  Torque:
  
  49 N*m { 500 kgf*cm, 36 ft.*lbf }

INSTALL TIMING CHAIN OR BELT COVER SUB-ASSEMBLY

Install 3 new O-rings to the timing chain cover as shown in the illustration.
Apply adhesive to the timing chain cover plug.

Adhesive

Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent
Using a 10 mm socket hexagon wrench, install the timing chain cover plug.

Torque:

17 N*m { 170 kgf*cm, 12 ft.*lbf }

Adhesive
Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

Apply seal packing in a continuous bead to the timing chain cover as shown in the following illustration.

Seal packing
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent

Seal width

Position	Specified Condition
A - A	2.5 to 3.0 mm (0.098 to 0.118 in.)
B - B, C - C	4.0 to 4.5 mm (0.157 to 0.177 in.)
D - D	2.5 to 3.0 mm (0.098 to 0.118 in.)
E	3.0 to 3.5 mm (0.118 to 0.138 in.)

Note

Be sure to clean and degrease the contact surfaces, especially 4 areas indicated by in the illustration.
When the contact surfaces are wet, wipe off with an oil-free cloth before applying seal packing.
Install the crankcase within 3 minutes and tighten the bolts within 15 minutes after applying seal packing.
Do not start the engine for at least 4 hours after installing.

Align the oil pump's drive rotor spline and the crankshaft as shown in the illustration. Install the spline and chain cover to the crankshaft.

Install the timing chain cover (w/o air conditioning).

Loosely install the timing chain cover with the 19 bolts and 2 nuts, but do not tighten the bolts and nuts yet.

Tighten the bolts labeled B, C and D and the nuts in this order: area 1, area 3, area 2.

Torque:: 21 N*m { 214 kgf*cm, 15 ft.*lbf }

Bolt Length

Item	Length	Thread Diameter
Bolt A	75 mm (2.95 in.)	10 mm (0.394 in.)
Bolt B	75 mm (2.95 in.)	8 mm (0.315 in.)
Bolt C	87 mm (3.43 in.)	8 mm (0.315 in.)
Bolt D	95 mm (3.74 in.)	8 mm (0.315 in.)
Bolt E	35 mm (1.38 in.)	8 mm (0.315 in.)
Bolt F	75 mm (2.95 in.)	10 mm (0.394 in.)

Tighten the bolts labeled A and F in this order: area 2, area 3.

Torque:

for bolt A

60 N*m { 612 kgf*cm, 44 ft.*lbf }

for bolt F

46 N*m { 469 kgf*cm, 34 ft.*lbf }
Tighten the bolts labeled E in area 4.

Torque:

21 N*m { 214 kgf*cm, 15 ft.*lbf }

Install the timing chain cover (w/ air conditioning).

Loosely install the timing chain cover with the 17 bolts and 2 nuts, but do not tighten the bolts and nuts yet.

Tighten the bolts labeled B, C and D and the nuts in this order: area 1, area 3, area 2.

Torque:: 21 N*m { 214 kgf*cm, 15 ft.*lbf }

Bolt Length

Item	Length	Thread Diameter
Bolt A	75 mm (2.95 in.)	10 mm (0.394 in.)
Bolt B	75 mm (2.95 in.)	8 mm (0.315 in.)
Bolt C	87 mm (3.43 in.)	8 mm (0.315 in.)
Bolt D	95 mm (3.74 in.)	8 mm (0.315 in.)
Bolt E	35 mm (1.38 in.)	8 mm (0.315 in.)
Bolt F	75 mm (2.95 in.)	10 mm (0.394 in.)

Tighten the bolts labeled A and F in this order: area 2, area 3.

Torque:

for bolt A

60 N*m { 612 kgf*cm, 44 ft.*lbf }

for bolt F

46 N*m { 469 kgf*cm, 34 ft.*lbf }
Tighten the bolts labeled E in area 4.

Torque:

21 N*m { 214 kgf*cm, 15 ft.*lbf }
Remove the seal packing from the 2 bolt holes for the No. 1 compressor mounting bracket.

Note

Do not use any cleaners to remove the seal packing.

INSTALL OIL PAN SUB-ASSEMBLY

Install the stud bolt.
1. Using an E5 "torx" socket wrench, install the stud bolts labeled A for the oil pan as shown in the illustration.
2. Using an E7 "torx" socket wrench, install the stud bolts labeled B for the oil strainer as shown in the illustration.
  
  Torque:
  
  for stud bolt A
  
  7.5 N*m { 76 kgf*cm, 66 in.*lbf }
  
  for stud bolt B
  
  3.0 N*m { 31 kgf*cm, 27 in.*lbf }

Apply seal packing in a continuous bead as shown in the illustration.

Seal packing
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Seal width
2.0 to 3.0 mm (0.08 to 0.12 in.)

Note

Remove any oil from the contact surface.
Install the crankcase within 3 minutes after applying seal packing.
Do not start the engine for at least 4 hours after installing.

Install a new O-ring.
Temporarily install the oil pan with the 16 bolts and 2 nuts.

Tech Tips

Bolt length:

20 mm (0.79 in.) for bolt A

40 mm (1.57 in.) for bolt B
Uniformly tighten the 16 bolts and 2 nuts in the sequence shown in the illustration.

Torque:

26 N*m { 265 kgf*cm, 19 ft.*lbf }

INSTALL OIL STRAINER SUB-ASSEMBLY
1. Install a new gasket and the oil strainer with the bolt and 2 nuts.
  
  Torque:
  
  20 N*m { 204 kgf*cm, 15 ft.*lbf }

INSTALL OIL PAN SUB-ASSEMBLY NO.2

Apply seal packing in a continuous bead as shown in the illustration.

Seal packing
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Seal width
2.5 to 3.5 mm (0.098 to 0.138 in.)

Note

Remove any oil from the contact surface.
Install the crankcase within 3 minutes after applying seal packing.
Do not start the engine for at least 4 hours after installing.

Temporarily install the oil pan with the 18 bolts and 2 nuts.
Uniformly tighten the 18 bolts and 2 nuts in the sequence shown in the illustration.

Torque:

9.0 N*m { 92 kgf*cm, 80 in.*lbf }
Install a new gasket and the drain plug.

Torque:

38 N*m { 382 kgf*cm, 28 ft.*lbf }

INSTALL CRANKSHAFT PULLEY
1. Align the pulley set key with the key groove of the pulley, and slide it on the pulley.
2. Using SST, install a new pulley bolt.
  
  Torque:
  
  260 N*m { 2,650 kgf*cm, 192 ft.*lbf }
  
  SST
  
  09213-54015 ( 91651-60855 )
  
  09330-00021
  
  Note
  
  Do not reuse the pulley bolt.
INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY
1. Apply seal packing as shown in the illustration.
2. Install the 2 gaskets to the head cover.
  
  Seal packing
  
  Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
  Note
  - Remove any oil from the contact surface.
  - Install the crankcase within 3 minutes after applying seal packing.
  - Do not start the engine for at least 4 hours after installing.
3. Temporarily install the cover with the 19 bolts and 2 nuts.
4. Fully tighten the bolts (A) shown in the illustration.
  
  Torque:
  
  9.0 N*m { 92 kgf*cm, 80 in.*lbf }
5. Fully tighten the bolts (B) shown in the illustration.
  
  Torque:
  
  9.0 N*m { 92 kgf*cm, 80 in.*lbf }
  
  Tech Tips
  
  Make sure the tightening torque of bolts (A).
INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
1. Install the camshaft timing oil control valve assembly with the bolt.
  
  Torque:
  
  8.0 N*m { 82 kgf*cm, 71 in.*lbf }
INSTALL CRANK POSITION SENSOR
1. Apply engine oil to the O-ring.
2. Install the crankshaft position sensor with the bolt.
  
  Torque:
  
  8.5 N*m { 87 kgf*cm, 75 in.*lbf }
INSTALL CAM POSITION SENSOR
1. Apply engine oil to the O-ring.
2. Install the camshaft position sensor with the bolt.
  
  Torque:
  
  8.5 N*m { 87 kgf*cm, 75 in.*lbf }
INSTALL VENTILATION VALVE SUB-ASSEMBLY
1. Install the ventilation valve sub-assembly.
  
  Torque:
  
  5.0 N*m { 51 kgf*cm, 44 in.*lbf }
INSTALL OIL FILLER CAP SUB-ASSEMBLY
1. Install the oil filler cap sub-assembly.