Note
When replacing the injectors (including shuffling the injectors between the cylinders), common rail or cylinder head, it is necessary to replace the injection pipes with new ones.
When replacing the fuel supply pump, common rail, cylinder block, cylinder head, cylinder head gasket or timing gear case, it is necessary to replace the fuel inlet pipe with a new one.
INSTALL TIMING GEAR CASE ASSEMBLY
Install 2 new O-rings.
Remove any old seal packing (FIPG material).
Install the driven rotor to the timing gear case with the mark facing the cylinder block side.
Install a new gasket to the groove of the timing gear case.
Apply seal packing to the timing gear case as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal packing diameter |
|---|
| 4.0 mm (0.16 in.) |
Note
Install the timing gear case within 3 minutes and tighten the bolts within 15 minutes of applying FIPG.
Align the "2" marks of the No. 1 balanceshaft driven gear with the one on the oil pump drive gear.
Align the mark on the oil pump drive gear with the mark on the timing gear case.
Install the timing gear case with the union bolt and 8 bolts.
Remove the screw plug and gasket.
Pour approximately 50 cc (3.05 cu in.) of engine oil into the oil pump.
Install a new gasket and the screw plug.
INSTALL CRANKSHAFT TIMING GEAR
Position the crankshaft timing gear with timing mark "1" facing outward.
Align the key groove of the crankshaft timing gear with the set key on the crankshaft.
Using SST and a hammer, tap on the timing gear to install it.
INSTALL INJECTION GEAR
Install a new O-ring and the fuel supply pump with the 2 nuts.
Temporarily install the injection gear with the nut.
Tech Tips
Fit the key (protrusion) of the fuel supply pump into the key slot of the injection gear.
Align the "3" marks of the No. 2 balanceshaft driven gear with the one on the injection gear.
Install a new O-ring to the injection gear.
Install the injection gear set nut.
Using SST, tighten the nut.
INSTALL NO. 1 IDLE GEAR SHAFT
Apply a coat of engine oil to the No. 1 idle gear shaft.
Install the No. 1 idle gear shaft as shown in the illustration.
INSTALL NO. 1 IDLE GEAR
Align the "5" timing marks of the No. 1 idle gear and crankshaft timing gear.
Using SST, turn the injection gear and align the "4" timing marks of the No. 1 idle gear and injection gear, and then mesh the gears.
INSTALL IDLE GEAR THRUST PLATE
Position the thrust plate with the protrusion facing forward.
Align the bolt holes, and then install the thrust plate with the 2 bolts.
Remove the service bolt.
INSTALL NO. 1 CRANKSHAFT POSITION SENSOR PLATE
Align the key groove of the sensor plate with the set key.
Install the sensor plate with the cupped side facing outward.
INSTALL TIMING GEAR CASE OR TIMING CHAIN CASE OIL SEAL
Using SST and a hammer, tap in a new oil seal until its surface is flush with the timing gear cover edge.
| Oil seal protrusion from the flat-end surface |
|---|
| 0 to 0.5 mm (0 to 0.020 in.) |
Apply MP grease to the oil seal lip.
Note
Keep the lip clean. Prevent dirt and dust from adhering to the oil seal lip.
INSTALL TIMING CHAIN OR BELT COVER OIL SEAL
Using SST and a hammer, tap in a new oil seal until its surface is flush with the timing gear cover edge.
| Oil seal protrusion from the flat-end surface |
|---|
| 0 to 0.5 mm (0 to 0.020 in.) |
Apply MP grease to the oil seal lip.
Note
Keep the lip clean. Prevent dirt and dust from adhering to the oil seal lip.
INSTALL TIMING GEAR COVER
Remove any old seal packing (FIPG material).
Apply seal packing to the timing gear cover as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal packing diameter |
|---|
| 4.0 mm (0.16 in.) |
Note
After applying seal packing, install the timing gear cover within 3 minutes and tighten the bolts within 15 minutes.
Install a new O-ring to the timing gear case.
Install the timing gear case with the 14 bolts and 2 nuts.
INSTALL OIL STRAINER SUB-ASSEMBLY
Install a new gasket and the oil strainer with the 2 bolts and 2 nuts.
INSTALL OIL PAN SUB-ASSEMBLY
Remove any old packing (FIPG material).
Apply seal packing to a new cylinder block stiffening plate as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal packing diameter |
|---|
| 4.0 mm (0.16 in.) |
Note
Install the oil pan within 3 minutes and tighten the bolts within 15 minutes of applying FIPG.
Apply seal packing to the oil pan as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
| Standard seal packing diameter |
|---|
| 4.0 mm (0.16 in.) |
Note
Install the oil pan within 3 minutes and tighten the bolts within 15 minutes of applying FIPG.
Install the oil pan with the 22 bolts and 2 nuts.
INSTALL ENGINE OIL LEVEL SENSOR
Install a new gasket to the engine oil level sensor.
Install the engine oil level sensor with the 4 bolts.
Connect the engine oil level sensor connector.
INSTALL CRANKSHAFT PULLEY
Align the pulley set key with the key groove of the pulley and install the pulley.
Using SST, install the pulley bolt.
INSTALL WATER PUMP ASSEMBLY
Install a new gasket and the water pump with the 5 bolts and 2 nuts.
INSTALL NO. 2 TIMING BELT COVER
Apply seal packing (FIPG) to the areas shown in the illustration.
| Seal Packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
Note
After applying FIPG, install the No. 2 timing belt cover within 3 minutes and tighten the bolts and nut within 15 minutes.
Clean the bolts and their holes.
Apply adhesive to 2 or 3 threads at the end of 4 bolts.
| Adhesive |
|---|
| Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent |
Install the No. 2 timing belt cover with the 4 bolts and nut.
INSTALL CAMSHAFT TIMING PULLEY
Install the camshaft timing pulley.
Install the bolt of the camshaft timing pulley while holding the camshaft with a wrench.
INSTALL INJECTOR ASSEMBLY
INSTALL FUEL SUPPLY PUMP ASSEMBLY
INSTALL COMMON RAIL ASSEMBLY
INSTALL EGR COOLER ASSEMBLY
INSTALL ELECTRIC EGR CONTROL VALVE ASSEMBLY
INSTALL DIESEL THROTTLE BODY ASSEMBLY
Install a new gasket and the diesel throttle body with the 2 bolts and 2 nuts.
Connect the 2 diesel throttle body connectors.
w/o DPF:
Install the wire harness clamp with the bolt.
Connect the diesel turbo pressure sensor connector and vacuum switching valve connector.
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.
Note
Do not crack or jam the O-ring when installing the camshaft position sensor.
Connect the camshaft position sensor connector.
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.
Note
Do not crack or jam the O-ring when installing the crankshaft position sensor.
Connect the 3 wire harness clamps.
Connect the crankshaft position sensor to the No. 1 vacuum pipe.
Connect the crankshaft position sensor connector.
INSTALL TIMING BELT
INSTALL VACUUM PUMP ASSEMBLY
Install 2 new O-rings to the vacuum pump.
Install the vacuum pump with the 2 nuts.
INSTALL TIMING GEAR COVER INSULATOR
Install the timing gear cover insulator with the bolt.
INSTALL VANE PUMP ASSEMBLY
Install a new vane pump O-ring to the vane pump assembly.
Install the vane pump assembly with the 2 nuts.
Note
Make sure that the vane pump O-ring is not caught between other parts.
REMOVE ENGINE STAND
INSTALL ENGINE ASSEMBLY