PROCEDURE
INSTALL RING PIN
Note
It is not necessary to remove the ring pin unless it is being replaced.
for Camshaft Housing Sub-assembly Side:
| *a | Protrusion Height |
Using a plastic-faced hammer, tap in 10 new ring pins to the camshaft housing sub-assembly.
| Standard protrusion height |
|---|
| 2.7 to 3.3 mm (0.106 to 0.130 in.) |
for Stiffening Crankcase Sub-assembly Side:
| *a | Protrusion Height |
Using a plastic-faced hammer, tap in 2 new ring pins to the stiffening crankcase sub-assembly.
| Standard protrusion height |
|---|
| 4.3 to 5.3 mm (0.169 to 0.209 in.) |
INSTALL STUD BOLT
Note
If a stud bolt is deformed or its threads are damaged, replace it.
for Camshaft Housing Sub-assembly Side:
| *a | 20 mm (0.787 in.) |
| *b | 13 mm (0.512 in.) |
| *c | 35 mm (1.38 in.) |
Apply adhesive to camshaft housing sub-assembly side threads of the stud bolt.
| Adhesive |
|---|
| Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent. |
Using an E8 "TORX" socket wrench, install the stud bolt.
for Transverse Engine Mounting Bracket Side:
| *a | 34 mm (1.34 in.) |
| *b | 25 mm (0.984 in.) |
| *c | 76 mm (2.99 in.) |
Install the stud bolt.
for Stiffening Crankcase Sub-assembly Side:
Using an E5 and E8 "TORX" socket wrench, install the stud bolts.
| *a | Front Side | *b | Lower Side |
| *c | 20 mm (0.787 in.) | *d | 13 mm (0.512 in.) |
| *e | 35 mm (1.38 in.) | *f | 8.5 mm (0.335 in.) |
| *g | 8.0 mm (0.315 in.) | *h | 18 mm (0.709 in.) |
INSTALL ENGINE BALANCER ASSEMBLY
| *1 | Balance Shaft Damper Cover |
| *2 | Balance Shaft Driven Gear |
| *a | Alignment Mark |
Check that the alignment marks of the balance shaft damper cover and balance shaft driven gear are aligned.
If the alignment marks are not aligned, realign them.
| *1 | Balance Shaft Damper Cover |
| *2 | Balance Shaft Driven Gear |
| *a | Alignment Mark |
Place a wrench on the rear cutout part of the No. 2 balance shaft and fix the shaft in place.
Rotate the balance shaft driven gear of the No. 1 balance shaft counterclockwise to align the alignment mark of the balance shaft driven gear with the alignment mark of the balance shaft damper cover.
| *a | Bolt Type |
| *b | Tightening Order |
Install the engine balancer assembly to the stiffening crankcase sub-assembly with the 4 bolts and tighten the bolts in the sequence shown in the illustration.
| Bolt Length | ||||||
|---|---|---|---|---|---|---|
|
INSTALL STIFFENING CRANKCASE ASSEMBLY
| *1 | Crankshaft Pulley Set Key |
Rotate the crankshaft clockwise so that the crankshaft pulley set key is at the position 90° from the bottom as shown in the illustration.
Clean the stiffening crankcase assembly and cylinder block sub-assembly.
| *a | Seal Packing |
| *b | 28 mm (1.10 in.) |
| *c | 2.5 to 3.5 mm (0.0984 to 0.138 in.) |
| *d | 7.0 to 9.0 mm (0.276 to 0.354 in.) |
Apply seal packing to the areas as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard Seal Dimension | ||||||
|---|---|---|---|---|---|---|
|
| Application length A |
|---|
| 28 mm (1.10 in.) |
Note
Remove any oil from the contact surface.
Install the stiffening crankcase assembly within 3 minutes and tighten the bolts within 10 minutes after applying seal packing.
Do not add engine oil within 2 hours of installation.
Do not start the engine for at least 2 hours after the installation.
| *a | Cutout |
Check that the rear cutouts are as shown in the illustration.
Clean the bolts and their installation holes.
Note
Check that there is no oil in the installation holes indicated in the illustration. Remove if there is any oil.
| *a | Bolt Type |
| *b | Tightening Order |
Apply adhesive to the threaded portion of bolt A shown in the illustration.
| Adhesive |
|---|
| Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent |
Note
Install the bolt within 3 minutes of applying adhesive.
Temporarily install the stiffening crankcase assembly with the 11 bolts.
| Bolt Length | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Tighten the 11 bolts in the sequence shown in the illustration to install the stiffening crankcase assembly.
INSTALL ENGINE OIL TEMPERATURE SENSOR
INSTALL NO. 1 OIL PAN BAFFLE PLATE
Install the No. 1 oil pan baffle plate and uniformly tighten the 5 bolts in several steps in the sequence shown in the illustration.
INSTALL OIL STRAINER SUB-ASSEMBLY
Apply a light coat of engine oil to a new gasket.
| *a | Protrusion |
Align the protrusion of the gasket with the cutout of the oil strainer sub-assembly and install the gasket to the oil strainer sub-assembly.
Install the oil strainer sub-assembly with the 3 bolts in several steps in the sequence shown in the illustration.
INSTALL ENGINE OIL LEVEL SENSOR
INSTALL OIL PAN SUB-ASSEMBLY
| *a | Seal Packing |
Apply seal packing in a continuous line as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal diameter |
|---|
| 2.5 to 3.5 mm (0.0984 to 0.138 in.) |
Note
Remove any oil from the contact surface.
Install the oil pan sub-assembly within 3 minutes and tighten the bolts and nuts within 10 minutes after applying seal packing.
Do not add engine oil within 2 hours of installation.
Do not start the engine for at least 2 hours after the installation.
Install the oil pan sub-assembly with the 11 bolts and 2 nuts in several steps in the sequence shown in the illustration.
INSTALL OIL PAN DRAIN PLUG
Install a new gasket and the oil pan drain plug.
INSTALL OIL COOLER ASSEMBLY
INSTALL OIL FILTER BRACKET CLIP
Install the oil filter bracket clip to the stiffening crankcase assembly.
INSTALL OIL FILTER CAP ASSEMBLY
INSTALL REAR ENGINE OIL SEAL
INSTALL CYLINDER BLOCK WATER JACKET SPACER
| *a | Engine Front Side |
| *b | Protrusion |
Install the cylinder block water jacket spacer to the cylinder block sub-assembly shown in the illustration.
Note
Make sure that the protrusion of the cylinder block water jacket spacer is facing up when installing it.
INSTALL CYLINDER HEAD GASKET
INSTALL CYLINDER HEAD SUB-ASSEMBLY
INSTALL VALVE STEM CAP
Apply a light coat of engine oil to the valve stem caps.
Install the 16 valve stem caps to the cylinder head sub-assembly.
Note
Install the valve stem cap at the same place it was removed from.
Do not drop the valve stem caps into the cylinder head sub-assembly.
INSTALL VALVE LASH ADJUSTER ASSEMBLY
Note
Keep the valve lash adjuster assembly free from dirt and foreign objects.
Only use clean engine oil.
If the valve lash adjuster assembly is tilted after bleeding, oil will leak. Make sure to bleed the valve lash adjuster assembly again.
Bleed the valve lash adjuster assembly.
If the plunger moves, bleed the valve lash adjuster assembly again.
Place the valve lash adjuster assembly into a container full of new engine oil, and then fill the low pressure chamber with engine oil.
Apply engine oil to the outer surface of the valve lash adjuster body and the tip of the plunger, and then install the valve lash adjuster assembly while turning it.
Note
Install the valve lash adjuster assembly into the same place it was removed from.
INSTALL NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
| *1 | No. 1 Valve Rocker Arm Sub-assembly |
| *2 | Valve Lash Adjuster Assembly |
| *3 | Valve Stem Cap |
Apply engine oil to the valve lash adjuster assembly tips and valve stem caps.
Install the 16 No. 1 valve rocker arm sub-assemblies as shown in the illustration.
Note
Install the No. 1 valve rocker arm sub-assemblies at the same place it was removed from.
INSTALL NO. 1 CAMSHAFT BEARING
Clean the No. 1 camshaft bearing.
Note
Do not apply engine oil to the No. 1 camshaft bearing or contact surfaces.
| *a | Vernier Caliper |
Install the No. 1 camshaft bearing to the No. 1 camshaft bearing cap.
Using a vernier caliper, measure the distance between the No. 1 camshaft bearing cap edge and the No. 1 camshaft bearing edge.
| Standard dimension |
|---|
| A - B or B - A = 0 to 0.7 mm (0 to 0.0276 in.) |
INSTALL NO. 2 CAMSHAFT BEARING
Clean the No. 2 camshaft bearing.
Note
Do not apply engine oil to the No. 2 camshaft bearing or contact surfaces.
| *a | Vernier Caliper |
Install the No. 2 camshaft bearing to the camshaft housing sub-assembly.
Using a vernier caliper, measure the distance between the camshaft housing sub-assembly edge and the No. 2 camshaft bearing edge.
| Standard distance |
|---|
| A=1.15 to 1.85 mm (0.0453 to 0.0728 in.) |
INSTALL OIL CONTROL VALVE FILTER
Check that there is no foreign matter on the mesh section.
Install the oil control valve filter to the No. 1 camshaft bearing cap.
Note
Do not touch the mesh section on the oil control valve filter.
INSTALL NO. 2 CAMSHAFT
Tech Tips
Perform "Inspection After Repair" after replacing the No. 2 camshaft.
w/ Canister Pump Module:
w/o Canister Pump Module:
Clean the No. 2 camshaft journals and camshaft housing sub-assembly.
Apply a light coat of engine oil to the No. 2 camshaft journals and camshaft housing sub-assembly.
Set the No. 2 camshaft to the camshaft housing sub-assembly.
INSTALL CAMSHAFT
Tech Tips
Perform "Inspection After Repair" after replacing the camshaft.
w/ Canister Pump Module:
w/o Canister Pump Module:
Clean the camshaft journals and camshaft housing sub-assembly.
Apply a light coat of engine oil to the camshaft journals and camshaft housing sub-assembly.
Set the camshaft to the camshaft housing sub-assembly.
INSTALL CAMSHAFT BEARING CAP
Clean the camshaft bearing caps.
Apply a light coat of engine oil to the camshaft journals and camshaft bearing caps.
Place the No. 1 camshaft bearing cap, No. 2 camshaft bearing cap, No. 3 camshaft bearing cap and No. 4 camshaft bearing cap.
Using several steps, uniformly tighten the 11 bolts in the sequence shown in the illustration.
Note
After installing the No. 1 camshaft bearing cap, No. 2 camshaft bearing cap, No. 3 camshaft bearing cap and No. 4 camshaft bearing cap, make sure that the camshaft and No. 2 camshaft rotate smoothly.
INSTALL NO. 3 WATER BY-PASS PIPE
Install a new gasket and the No. 3 water by-pass pipe with the 3 bolts in the order shown in the illustration.
Tech Tips
Make sure the claws of the gasket face the No. 3 water by-pass pipe.
Connect the No. 6 water by-pass hose to the cylinder head sub-assembly, and slide the clamp to secure the hose.
INSTALL CAMSHAFT HOUSING SUB-ASSEMBLY
| *1 | No. 1 Valve Rocker Arm Sub-assembly |
| *2 | Valve Lash Adjuster Assembly |
| *3 | Valve Stem Cap |
Check that the No. 1 valve rocker arm sub-assemblies are installed as shown in the illustration.
| *a | Seal Packing |
Apply seal packing to the areas as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal diameter |
|---|
| 3.0 to 4.0 mm (0.118 to 0.158 in.) |
Note
Remove any oil from the contact surface.
Check the bolts and bolt holes and clean them.
Install the camshaft housing sub-assembly within 3 minutes and tighten the bolts within 10 minutes after applying seal packing.
Do not add engine oil within 2 hours of installation.
Do not start the engine for at least 2 hours after the installation.
| *a | Approximately 17° |
| *b | Approximately 2° |
| *c | Knock Pin |
Position the knock pin of the camshaft and No. 2 camshaft as shown in the illustration.
Install the camshaft housing sub-assembly, and then install the 22 bearing cap bolts in the order shown in the illustration.
Note
If the bolts have been loosened during the installation, apply seal packing black to the camshaft housing sub-assembly again.
INSTALL OIL PIPE SUB-ASSEMBLY
Install the oil pipe sub-assembly with the bolt.
INSTALL CAMSHAFT TIMING GEAR ASSEMBLY
Tech Tips
Perform "Inspection After Repair" after replacing the camshaft timing gear assembly.
w/ Canister Pump Module:
w/o Canister Pump Module:
| *a | Knock Pin Hole |
| *b | Knock Pin |
Align the knock pin of the camshaft with the knock pin hole of the camshaft timing gear assembly and attach the camshaft timing gear assembly to the camshaft.
Note
Do not forcefully press the camshaft timing gear assembly. Otherwise, the tip of knock pin of the camshaft may damage the seal surface of the camshaft timing gear assembly, leading to poor sealing.
| *1 | Camshaft Timing Gear Assembly |
| *a | Incorrect |
| *b | Correct |
| *c | Portion A of Camshaft |
| *d | No Clearance |
Check that there is no clearance between the camshaft timing gear assembly and portion A of the camshaft indicated in the illustration.
Apply engine oil to the areas of the camshaft timing gear bolt indicated in the illustration.
Temporarily install the camshaft timing gear bolt.
Tech Tips
When temporarily installing the camshaft timing gear bolt, make sure that it is screwed in approximately 2 threads.
| *a | Hold |
|
Turn |
Use a wrench to hold the hexagonal portion of the camshaft.
Tighten the camshaft timing gear bolt.
Note
Be careful not to damage the camshaft housing sub-assembly or spark plug tube with the wrench.
Do not disassemble the camshaft timing gear assembly.
INSTALL CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY
Tech Tips
Perform "Inspection After Repair" after replacing the camshaft timing exhaust gear assembly.
w/ Canister Pump Module:
w/o Canister Pump Module:
| *a | Knock Pin Hole |
| *b | Knock Pin |
Align the knock pin of the No. 2 camshaft with the knock pin hole of the camshaft timing exhaust gear assembly and attach the camshaft timing exhaust gear assembly to the No. 2 camshaft.
Note
Do not forcefully press the camshaft timing exhaust gear assembly. Otherwise, the tip of knock pin of the No. 2 camshaft may damage the seal surface of the camshaft timing exhaust gear assembly, leading to poor sealing.
| *1 | Camshaft Timing Exhaust Gear Assembly |
| *a | Incorrect |
| *b | Correct |
| *c | No. 2 Camshaft Flange |
| *d | No Clearance |
Check that there is no clearance between the camshaft timing exhaust gear assembly and No. 2 camshaft flange.
| *a | Hold |
|
Turn |
Use a wrench to hold the hexagonal portion of the No. 2 camshaft, install the bolt.
Note
Be careful not to damage the camshaft housing sub-assembly or spark plug tube with the wrench.
Do not disassemble the camshaft timing exhaust gear assembly.
INSTALL CRANKSHAFT TIMING SPROCKET
Install the crankshaft timing sprocket to the crankshaft.
ADD ENGINE OIL
Add 50 cc (3.1 cu.in.) of engine oil into the oil hole shown in the illustration.
Note
Oil must be added if the valve lash adjuster assemblies were removed.
Make sure that the low pressure chamber and oil paths of the valve lash adjuster assemblies are full of engine oil.
INSTALL NO. 1 CHAIN VIBRATION DAMPER
Temporarily install the No. 1 chain vibration damper with the 2 bolts.
Tighten the 2 bolts in the order shown in the illustration.
INSTALL CHAIN SUB-ASSEMBLY
Temporarily install the crankshaft pulley set bolt.
| *1 | Crankshaft Pulley Set Key |
Rotate the crankshaft 40° counterclockwise to position the crankshaft pulley set key as shown in the illustration.
| *a | Timing Mark |
| *b | Approximately 7° |
| *c | Approximately 32° |
Check that the timing marks of the camshaft timing gear assembly and camshaft timing exhaust gear assembly are as shown in the illustration.
Place the chain sub-assembly onto the camshaft timing gear assembly, camshaft timing exhaust gear assembly and crankshaft timing sprocket.
Tech Tips
Make sure the mark plate of the chain sub-assembly faces away front of the engine.
It is not necessary to install the chain sub-assembly to teeth of the camshaft timing gear assembly, camshaft timing exhaust gear assembly and crankshaft timing sprocket.
| *a | Mark Plate (Orange) |
| *b | Timing Mark |
Align the mark plate (orange) of the chain sub-assembly with the timing mark of the camshaft timing exhaust gear assembly and install the chain sub-assembly to the camshaft timing exhaust gear assembly.
| *a | Mark Plate (Yellow) |
| *b | Timing Mark |
Align the mark plate (yellow) of the chain sub-assembly with the timing mark of the crankshaft timing sprocket and install the chain sub-assembly to the crankshaft timing sprocket.
Tie a string above the crankshaft timing sprocket so that the chain sub-assembly in secure.
| *a | Mark Plate (Orange) |
| *b | Timing Mark |
Using the hexagonal portion of the camshaft, rotate the camshaft counterclockwise with a wrench, align the timing mark of the camshaft timing gear assembly with the mark plate (orange) of the chain sub-assembly and install the chain sub-assembly to the camshaft timing gear assembly.
Tech Tips
Hold the camshaft in place with a wrench until the No. 1 chain tensioner assembly is installed.
Remove the string above the crankshaft timing sprocket, rotate the crankshaft clockwise, and loosen the chain sub-assembly so that the chain tensioner slipper can be installed.
Note
Make sure the chain sub-assembly is secure.
INSTALL CHAIN TENSIONER SLIPPER
Install the chain tensioner slipper with the bolt.
INSTALL NO. 1 CHAIN TENSIONER ASSEMBLY
Install a new gasket and the No. 1 chain tensioner assembly with the bolt and nut.
Remove the pin from the stopper plate.
INSTALL TIMING CHAIN GUIDE
Install the timing chain guide with the bolt.
SET NO. 1 CYLINDER TO TDC/COMPRESSION
INSTALL TIMING CHAIN COVER PLATE
Install a new gasket and the timing chain cover plate with the 4 bolts.
INSTALL TIMING CHAIN COVER ASSEMBLY
INSTALL CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY
INSTALL TRANSVERSE ENGINE MOUNTING BRACKET
INSTALL TIMING GEAR CASE OR TIMING CHAIN CASE OIL SEAL
INSTALL SPARK PLUG TUBE GASKET
Note
w/ Canister Pump Module:Be sure not to disconnect the PCV hose or the No. 4 PCV hose from the cylinder head cover sub-assembly.
| *A | w/o Canister Pump Module |
| *B | w/ Canister Pump Module |
| *1 | Spark Plug Tube Gasket |
| *2 | Cylinder Head Cover Sub-assembly |
| *a | No Clearance |
Install the 4 new spark plug tube gaskets to the cylinder head cover sub-assembly.
Note
Do not install the spark plug tube gasket at an angle.
Keep the lip free from foreign matter.
INSTALL NO. 4 PCV HOSE (w/o Canister Pump Module)
Install the No. 4 PCV hose to the cylinder head cover sub-assembly, and slide the clamp to secure the hose.
INSTALL PCV HOSE (w/o Canister Pump Module)
Install the PCV hose to the cylinder head cover sub-assembly, and slide the clamp to secure the hose.
INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY
INSTALL CRANKSHAFT PULLEY ASSEMBLY
Align the crankshaft pulley set key with the crankshaft pulley set key groove of the crankshaft pulley assembly.
| *a | Hold |
|
Turn |
Using SST, hold the crankshaft pulley assembly and install the crankshaft pulley set bolt.
Tech Tips
Part number of installation bolt for SST (crankshaft pulley holding tool): 91551-80650 (quantity: 2)
INSTALL NO. 1 PCV CASE
| *a | Seal Packing |
Apply seal packing to a new No. 1 PCV case in the areas indicated in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal diameter |
|---|
| 2.5 to 3.5 mm (0.0984 to 0.138 in.) |
Note
Do not reuse the No. 1 PCV case
Remove any oil from the contact surface.
Install the No. 1 PCV case within 3 minutes and tighten the bolts within 15 minutes after applying seal packing.
Do not add engine oil within 2 hours of installation.
Do not start the engine for at least 2 hours after the installation.
Tech Tips
Make sure to apply seal packing so that there are no gaps in the areas indicated by A in the illustration.
Install the No. 1 PCV case, and then install the 6 bolts and 2 nuts in the order shown in the illustration.
INSTALL PCV VALVE SUB-ASSEMBLY
INSTALL CRANKSHAFT POSITION SENSOR
INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
INSTALL OIL PRESSURE SENDER GAUGE ASSEMBLY
INSTALL ENGINE COOLANT TEMPERATURE SENSOR
INSTALL KNOCK SENSOR
INSTALL SPARK PLUG
INSTALL THERMOSTAT (for Cylinder Block)
INSTALL WATER INLET HOUSING
INSTALL OIL PRESSURE SWITCHING VALVE ASSEMBLY
INSTALL NO. 4 WATER BY-PASS PIPE
| *a | Bolt |
| *b | Nut |
Install a new gasket and the No. 4 water by-pass pipe with the 2 nuts and bolt in the order shown in the illustration.
Connect the No. 4 water by-pass hose to the oil cooler assembly, and slide the clamp to secure the hose.
INSTALL NO. 1 WATER BY-PASS PIPE
INSTALL NO. 4 EXHAUST MANIFOLD HEAT INSULATOR
INSTALL NO. 3 EXHAUST MANIFOLD HEAT INSULATOR
INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE
INSTALL VACUUM PUMP ASSEMBLY
INSTALL FUEL INJECTOR SEAL (for Direct Injection)
INSTALL FUEL INJECTOR SET (for Direct Injection)
INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY (for Direct Injection)
INSTALL FUEL INJECTOR ASSEMBLY (for Port Injection)
INSTALL FUEL DELIVERY PIPE (for Port Injection)
SET FUEL PUMP ASSEMBLY (for High Pressure)
TEMPORARILY INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY (for High Pressure)
INSTALL FUEL PUMP ASSEMBLY (for High Pressure)
TIGHTEN NO. 1 FUEL PIPE SUB-ASSEMBLY (for High Pressure)