CAUTION / NOTICE / HINT
Note
When replacing the injectors (including shuffling the injectors between the cylinders), common rail, intake manifold or cylinder head, it is necessary to replace the injection pipes with new ones.
When replacing the fuel supply pump, common rail, intake manifold or cylinder head, it is necessary to replace the fuel inlet pipe with a new one.
PROCEDURE
INSTALL STUD BOLT
Tech Tips
If a stud bolt is deformed or its threads are damaged, replace it.
| *a | 34 mm (1.34 in.) |
| *b | 25 mm (0.984 in.) |
| *c | 9.0 mm (0.354 in.) |
Using an E6 "TORX" wrench, install the 3 stud bolts.
INSTALL FRONT CRANKSHAFT OIL SEAL
| *1 | Front Crankshaft Oil Seal |
| *2 | Timing Chain Cover Sub-assembly |
Using SST and a hammer, tap in a new front crankshaft oil seal until its surface is flush with the timing chain cover sub-assembly edge.
| Standard depth |
|---|
| 0 to 0.6 mm (0 to 0.236 in.) |
Note
Keep the lip of the front crankshaft oil seal free from foreign matter.
Do not tap in the front crankshaft oil seal at an angle.
Apply MP grease to the lip of the front crankshaft oil seal.
Note
Do not allow foreign matter to contact the lip of the front crankshaft oil seal.
Do not allow MP grease to contact the dust seal.
INSTALL STRAIGHT SCREW PLUG
Using a 10 mm socket hexagon wrench, install a new gasket and the straight screw plug.
INSTALL TIMING CHAIN COVER SUB-ASSEMBLY
Remove any old seal packing material.
Install a new gasket and O-ring to the timing chain cover sub-assembly.
Apply seal packing in a continuous line to the timing chain cover sub-assembly as shown in the following illustration.
| *a | 15 mm (0.591 in.) or more | *b | 30 mm (1.18 in.) |
| *c | 310.5 mm (1 ft.) | *d | 2.0 to 4.0 mm (0.0787 to 0.157 in.) |
| *e | 8.0 to 10 mm (0.315 to 0.394 in.) | *f | 13 mm (0.512 in.) |
| *g | 6.0 mm (0.236 in.) | - | - |
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Apply Seal Packing as Follows | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Note
Be sure to clean and degrease the contact surfaces, especially the 4 areas indicated by the arrows in the illustration.
When the contact surfaces are wet, wipe them off with an oil-free cloth before applying seal packing.
When applying seal packing to area C - C, apply it in the direction of the white arrows in the illustration.
Install the timing chain cover sub-assembly 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 installation.
| *1 | Adhesive |
|
Bolt and New Seal Washer |
Apply adhesive to the 4 bolts labeled B.
| Adhesive |
|---|
| Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent |
Temporarily install the timing chain cover sub-assembly and a new seal washer with the 13 bolts.
| Bolt Length | ||||||||
|---|---|---|---|---|---|---|---|---|
|
Tech Tips
Bolt B and C are identical.
Tighten the 12 bolts labeled B and C.
Tighten the bolt labeled A.
INSTALL CRANKSHAFT PULLEY
INSTALL ENGINE WATER PUMP ASSEMBLY
CONNECT CRANKSHAFT POSITION SENSOR WIRE HARNESS
| *1 | Protrusion |
Connect the crankshaft position sensor wire harness with the bolt and clip.
Note
Make sure the crankshaft position sensor wire harness is installed in the position shown in the illustration.
INSTALL CAMSHAFT POSITION SENSOR
INSTALL OIL STRAINER SUB-ASSEMBLY
Install a new O-ring to the oil strainer sub-assembly.
Apply a light coat of engine oil to the O-ring.
Install the oil strainer sub-assembly with the 3 bolts.
INSTALL OIL FILTER BRACKET
Install a new gasket to the oil filter bracket.
Install the oil filter bracket with the 4 bolts.
INSTALL OIL FILTER ELEMENT
INSTALL NO. 2 OIL PAN SUB-ASSEMBLY
Remove any old seal packing material.
| *a | 12 mm (0.472 in.) |
| *b | 4.0 to 7.0 mm (0.157 to 0.276 in.) |
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 Packing Dimension | ||||||
|---|---|---|---|---|---|---|
|
Note
Remove any oil from the contact surface.
Install the No. 2 oil pan sub-assembly within 3 minutes and tighten the bolts within 10 minutes after applying seal packing.
Do not start the engine for at least 4 hours after installation.
Install the No. 2 oil pan sub-assembly with the 18 bolts and 2 nuts.
INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY
Remove any old seal packing material.
| *a | 8.0 mm (0.315 in.) |
| *b | 10 mm (0.394 in.) |
| *c | 6.0 mm (0.236 in.) |
Apply seal packing to the cylinder head sub-assembly as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard Seal Packing Dimension | |||||||||
|---|---|---|---|---|---|---|---|---|---|
|
Install a new cylinder head cover gasket to the cylinder head cover sub-assembly.
Install the cylinder head cover gasket so that the triangle tabs of the cylinder head cover gasket are aligned with the protrusions of the cylinder head cover sub-assembly as shown in the parts of the illustration labeled A and B.
Install the cylinder head cover gasket to the groove of the cylinder head cover moving from C and D in the direction of the black arrows shown in the illustration.
Install the cylinder head cover gasket to the groove of the cylinder head cover moving from C and D towards E as shown by the white arrows in the illustration.
Install the cylinder head gasket to the groove of the cylinder head cover moving from D towards F as shown by the striped arrow in the illustration.
Install the cylinder head cover gasket to the cylinder head cover sub-assembly pins and cutouts as shown in the parts of the illustration labeled G and H.
| *1 | Triangle Tab of Cylinder Head Cover Gasket | *2 | Protrusion of Cylinder Head Cover Sub-assembly |
| *3 | Cylinder Head Cover Sub-assembly Pin | *4 | Cutout of Cylinder Head Cover Sub-assembly |
Note
Make sure that the rib of the cylinder head cover gasket is securely inserted into the groove of the cylinder head cover sub-assembly.
| *a | CORRECT |
| *b | INCORRECT |
|
Rib of Cylinder Head Cover Gasket |
|
Nut |
Install the cylinder head cover sub-assembly with the 14 bolts and nut, and tighten the bolts and nut in the order shown in the illustration.
Tech Tips
Partially tighten the bolt indicated by the number 6 in the illustration until the cylinder head cover sub-assembly contacts the cylinder head sub-assembly, and then tighten the bolts and nut in the order shown in the illustration.
INSTALL NOZZLE HOLDER CLAMP SEAT
Install the 4 nozzle holder clamp seats.
INSTALL OIL FILLER CAP SUB-ASSEMBLY
INSTALL PCV HOSE
| *1 | Paint Mark |
| *a | Upper Side |
| *b | Front Side of Vehicle |
Install the PCV hose to the cylinder head cover sub-assembly, and slide the clamp to secure the hose.
Tech Tips
The direction of the hose clamp is indicated in the illustration.
INSTALL VACUUM TRANSMITTING HOSE ASSEMBLY
| *a | CORRECT |
| *b | INCORRECT |
|
Paint Mark |
Attach the 10 clamps to install the 2 vacuum transmitting hoses.
Tech Tips
Make sure that the paint marks of the vacuum transmitting hoses at the locations labeled A in the illustration are aligned as shown in the illustration. Any of the "CORRECT" alignments are acceptable for each location.
Make sure that the paint marks of the vacuum transmitting hoses at the locations labeled B in the illustration are aligned as shown in the illustration. Any of the "CORRECT" alignments are acceptable for each location.
INSTALL VACUUM REGULATING VALVE ASSEMBLY
INSTALL NO. 1 VACUUM SWITCHING VALVE ASSEMBLY
INSTALL INJECTOR ASSEMBLY
INSTALL NO. 2 NOZZLE LEAKAGE PIPE
Temporarily install the No. 2 nozzle leakage pipe and a new gasket with the check valve and bolt.
Tighten the check valve.
Tighten the bolt.
INSTALL NO. 3 FUEL HOSE
Install the No. 3 fuel hose to the fuel supply pump assembly and No. 2 nozzle leakage pipe, and slide the 2 clamps to secure the hose.
INSTALL FUEL TUBE SUB-ASSEMBLY
INSTALL FUEL HOSE PROTECTOR
INSTALL WATER INLET HOUSING
Install a new gasket and the water inlet housing with the 3 nuts.
INSTALL NO. 4 WATER BY-PASS HOSE
Install the No. 4 water by-pass hose to the water inlet housing and elbow, and slide the 2 clamps to secure the hose.
INSTALL NO. 2 WATER BY-PASS PIPE
Install a new O-ring to the No. 2 water by-pass pipe.
Install the No. 2 water by-pass pipe with the 2 bolts.
INSTALL NO. 1 OIL COOLER BRACKET
Apply engine oil to the 2 new O-rings labeled B in the illustration.
Note
Do not apply engine oil to the new O-ring labeled A in the illustration.
Install the 3 new O-rings to the No. 1 oil cooler bracket.
Install the No. 1 oil cooler bracket with the 6 bolts and nut.
INSTALL NO. 1 TURBO OIL PIPE
| *1 | Gasket |
Install the No. 1 turbo oil pipe and 2 new gaskets with the 2 union bolts.
Note
Make sure the gasket of union bolt A contacts the No. 1 turbo oil pipe as shown in the illustration when tightening the union bolt.
INSTALL NO. 3 WATER BY-PASS PIPE
Install a new O-ring to the No. 3 water by-pass pipe.
Install the No. 3 water by-pass pipe with the 2 bolts.
INSTALL NO. 8 WATER BY-PASS HOSE
Install the No. 8 water by-pass hose to the No. 3 water by-pass pipe, and slide the clamp to secure the hose.
INSTALL NO. 6 WATER BY-PASS HOSE
Install the No. 6 water by-pass hose to the water outlet, and slide the clamp to secure the hose.
INSTALL OIL COOLER ASSEMBLY
INSTALL WATER BY-PASS HOSE
INSTALL NO. 1 CYLINDER BLOCK INSULATOR
Install the No. 1 cylinder block insulator to the cylinder block sub-assembly.
Note
Be sure to install the oil cooler assembly before installing the No. 1 cylinder block insulator.
INSTALL INTAKE MANIFOLD
INSTALL NO. 2 INTAKE MANIFOLD
INSTALL ENGINE COVER BRACKET
INSTALL GAS FILTER BRACKET
INSTALL NO. 1 GAS FILTER
INSTALL DIESEL TURBO PRESSURE SENSOR
INSTALL INTAKE MANIFOLD INSULATOR
INSTALL COMMON RAIL ASSEMBLY
Install the common rail assembly with the 2 bolts.
INSTALL NO. 4 FUEL HOSE
Install the No. 4 fuel hose to the common rail assembly and No. 2 nozzle leakage pipe, and slide the 2 clamps to secure the hose.
INSTALL INJECTION PIPE SUB-ASSEMBLY
INSTALL FUEL INLET PIPE SUB-ASSEMBLY
INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE
Install a new O-ring to the engine oil level dipstick guide.
Install the engine oil level dipstick guide with the 2 bolts.
Install the engine oil level dipstick.
INSTALL ELECTRIC EGR CONTROL VALVE ASSEMBLY
INSTALL NO. 2 EGR PIPE SUB-ASSEMBLY
INSTALL EGR VALVE BRACKET
Install the EGR valve bracket with the 3 bolts.
CONNECT NO. 8 WATER BY-PASS HOSE
INSTALL NO. 7 WATER BY-PASS HOSE
INSTALL DIESEL THROTTLE BODY ASSEMBLY
Install a new gasket and the diesel throttle body assembly with the 2 bolts and 2 nuts.
Connect the No. 6 water by-pass hose and No. 7 water by-pass hose to the diesel throttle body assembly, and slide the 2 clamps to secure the hoses.
INSTALL V-RIBBED BELT TENSIONER ASSEMBLY
Install the V-ribbed belt tensioner assembly with the 3 bolts.
Note
As the heads of the bolts are not as thick as those of typical bolts, be careful not to damage them during installation.
INSTALL ENGINE MOUNTING BRACKET
Temporarily install the engine mounting bracket with the 2 bolts labeled A.
Temporarily install the 2 bolts and 2 nuts labeled B in the illustration.
Tighten the 2 bolts labeled A in the illustration.
Tighten the 2 bolts and 2 nuts labeled B in the illustration.
INSTALL NO. 4 WATER BY-PASS PIPE
Install a new O-ring to the No. 4 water by-pass pipe.
Install the No. 4 water by-pass pipe with the bolt.
INSTALL NO. 2 IDLER PULLEY SUB-ASSEMBLY
| *1 | No. 2 Idler Pulley Cover Plate |
| *2 | No. 2 Idler Pulley Sub-assembly |
Install the No. 2 idler pulley sub-assembly and No. 2 idler pulley cover plate with the bolt.
Note
Make sure the No. 2 idler pulley cover plate is facing the direction shown in the illustration.
INSTALL NO. 1 IDLER PULLEY SUB-ASSEMBLY
Install the No. 1 idler pulley sub-assembly with the bolt.
INSTALL IDLER PULLEY COVER PLATE
Install the idler pulley cover plate to the No. 1 idler pulley sub-assembly.
INSTALL VACUUM PUMP ASSEMBLY
Apply a light coat of engine oil to 2 new O-rings.
Install the 2 O-rings to the vacuum pump assembly.
Install the vacuum pump assembly with 3 new bolts.
Connect the vacuum hose.
INSTALL GENERATOR ASSEMBLY
CONNECT ENGINE WIRE
Connect the connectors and attach the clamps, and then connect the engine wire to the engine with the bracket bolts.
INSTALL ENGINE ASSEMBLY