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 ENGINE TO ENGINE STAND
REMOVE GENERATOR ASSEMBLY
REMOVE VACUUM PUMP ASSEMBLY
Disconnect the vacuum hose.
Remove the 3 bolts and vacuum pump assembly.
Remove the 2 O-rings from the vacuum pump assembly.
REMOVE IDLER PULLEY COVER PLATE
| *a | Tape |
Using a screwdriver, remove the idler pulley cover plate.
Tech Tips
Tape the screwdriver tip before use.
REMOVE NO. 1 IDLER PULLEY SUB-ASSEMBLY
Remove the bolt and No. 1 idler pulley sub-assembly.
REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY
| *1 | No. 2 Idler Pulley Cover Plate |
| *2 | No. 2 Idler Pulley Sub-Assembly |
Remove the bolt, No. 2 idler pulley cover plate and No. 2 idler pulley sub-assembly.
REMOVE NO. 4 WATER BY-PASS PIPE
Remove the bolt and No. 4 water by-pass pipe from the water inlet housing.
Remove the O-ring from the No. 4 water by-pass pipe.
REMOVE ENGINE MOUNTING BRACKET
Remove the 4 bolts, 2 nuts and engine mounting bracket.
REMOVE V-RIBBED BELT TENSIONER ASSEMBLY
Remove the 3 bolts and V-ribbed belt tensioner assembly.
Note
As the heads of the bolts are not as thick as those of typical bolts, be careful not to damage them during removal.
REMOVE DIESEL THROTTLE BODY ASSEMBLY
REMOVE NO. 7 WATER BY-PASS HOSE
DISCONNECT NO. 8 WATER BY-PASS HOSE
REMOVE EGR VALVE BRACKET
REMOVE NO. 2 EGR PIPE SUB-ASSEMBLY
REMOVE ELECTRIC EGR CONTROL VALVE ASSEMBLY
REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE
REMOVE FUEL INLET PIPE SUB-ASSEMBLY
REMOVE INJECTION PIPE SUB-ASSEMBLY
REMOVE NO. 4 FUEL HOSE
Slide the 2 clips and remove the No. 4 fuel hose.
REMOVE COMMON RAIL ASSEMBLY
REMOVE INTAKE MANIFOLD INSULATOR
REMOVE DIESEL TURBO PRESSURE SENSOR
Disconnect the vacuum hose.
Remove the bolt and diesel turbo pressure sensor.
REMOVE NO. 1 GAS FILTER
REMOVE GAS FILTER BRACKET
REMOVE ENGINE COVER BRACKET
REMOVE NO. 2 INTAKE MANIFOLD
REMOVE INTAKE MANIFOLD
REMOVE WATER BY-PASS HOSE
REMOVE OIL COOLER ASSEMBLY
REMOVE NO. 6 WATER BY-PASS HOSE
Slide the clip and remove the No. 6 water by-pass hose from the outlet water pipe.
REMOVE NO. 8 WATER BY-PASS HOSE
Slide the clip and remove the No. 8 water by-pass hose from the outlet water pipe.
REMOVE NO. 3 WATER BY-PASS PIPE
Remove the 2 bolts and No. 3 water by-pass pipe.
Remove the O-ring from the No. 3 water by-pass pipe.
REMOVE NO. 1 TURBO OIL PIPE
Remove the 2 union bolts, 2 gaskets and No. 1 turbo oil pipe.
REMOVE NO. 1 OIL COOLER BRACKET
|
Nut |
Remove the 6 bolts, nut and No. 1 oil cooler bracket.
Remove the 3 gaskets from the No. 1 oil cooler bracket.
REMOVE NO. 1 CYLINDER BLOCK INSULATOR
Remove the No. 1 cylinder block insulator from the cylinder block sub-assembly.
REMOVE NO. 2 WATER BY-PASS PIPE
Remove the 2 bolts and No. 2 water by-pass pipe from the water inlet housing.
Remove the O-ring from the No. 2 water by-pass pipe.
REMOVE NO. 4 WATER BY-PASS HOSE
Slide the 2 clips and remove the No. 4 water by-pass hose.
REMOVE WATER INLET HOUSING
Remove the 3 nuts and water inlet housing.
Remove the gasket from the water inlet housing.
REMOVE FUEL HOSE PROTECTOR
REMOVE FUEL TUBE SUB-ASSEMBLY
REMOVE NO. 3 FUEL HOSE
REMOVE NO. 2 NOZZLE LEAKAGE PIPE
|
Check Valve |
Remove the check valve and gasket.
Remove the bolt and No. 2 nozzle leakage pipe.
REMOVE NO. 1 NOZZLE LEAKAGE PIPE
REMOVE NO. 1 NOZZLE HOLDER CLAMP
Remove the 4 bolts, 4 washers and 4 No. 1 nozzle holder clamps.
REMOVE INJECTOR ASSEMBLY
REMOVE NO. 1 VACUUM SWITCHING VALVE ASSEMBLY
REMOVE VACUUM TRANSMITTING HOSE ASSEMBLY
Disengage the 8 clamps and remove the 2 vacuum transmitting hose assemblies.
REMOVE NO. 1 WIRE HARNESS CLAMP BRACKET
Remove the bolt and No. 1 wire harness clamp bracket.
REMOVE VENTILATION HOSE
Slide the clip and remove the ventilation hose.
REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
Remove the oil filler cap sub-assembly.
|
Nozzle Holder Clamp Seat |
|
Nut |
Remove the 4 nozzle holder clamp seats, 14 bolts, nut and cylinder head cover sub-assembly.
Remove the cylinder head cover gasket from the cylinder head cover sub-assembly.
REMOVE OIL PAN SUB-ASSEMBLY
|
Nut |
Remove the 18 bolts and 2 nuts.
Insert the blade of an oil pan seal cutter between the oil pan sub-assembly and cylinder block sub-assembly, cut through the applied sealer and remove the oil pan sub-assembly.
Note
Do not use the oil pan seal cutter for the area between the oil pan and timing chain cover sub-assembly.
Be careful not to damage the contact surfaces of the oil pan sub-assembly.
REMOVE OIL FILTER ELEMENT
REMOVE OIL PRESSURE SWITCHING VALVE ASSEMBLY
REMOVE OIL FILTER BRACKET
Remove the 4 bolts and oil filter bracket.
Remove the gasket from the oil filter bracket.
REMOVE OIL CHECK VALVE SUB-ASSEMBLY
Using a 5 mm hexagon wrench, remove the bolt and oil check valve sub-assembly from the oil filter bracket.
INSPECT OIL CHECK VALVE SUB-ASSEMBLY
| *a | Ball |
Push the ball of the oil check valve sub-assembly to check if it is stuck.
If the check valve is stuck, replace the oil check valve sub-assembly.
REMOVE OIL STRAINER SUB-ASSEMBLY
Remove the 3 bolts and oil strainer sub-assembly.
Remove the O-ring from the oil strainer sub-assembly.
REMOVE CAMSHAFT POSITION SENSOR
DISCONNECT CRANKSHAFT POSITION SENSOR WIRE HARNESS
Remove the clip, bolt and disconnect the crankshaft position sensor wire harness.
REMOVE ENGINE WATER PUMP ASSEMBLY
REMOVE CRANKSHAFT PULLEY
REMOVE TIMING CHAIN COVER SUB-ASSEMBLY
|
Bolt and Seal Washer |
Remove the 13 bolts and seal washer.
| *a | Protective Tape |
Remove the timing chain cover sub-assembly by prying between the timing chain cover sub-assembly and cylinder head sub-assembly, camshaft housing, cylinder block sub-assembly and stiffening crankcase with a screwdriver as shown in the illustration.
Note
Be careful not to damage the contact surfaces of the cylinder head sub-assembly, camshaft housing, cylinder block sub-assembly, stiffening crankcase and timing chain cover sub-assembly.
Tech Tips
Tape the screwdriver tip before use.
| *1 | Gasket |
| *2 | O-Ring |
Remove the gasket and O-ring from the timing chain cover sub-assembly.
REMOVE STRAIGHT SCREW PLUG
Tech Tips
Perform this procedure only when replacement of the straight screw plug.
Using a 10 mm socket hexagon wrench, remove the straight screw plug and gasket.
REMOVE FRONT CRANKSHAFT OIL SEAL
| *a | Protective Tape |
Place the timing chain cover sub-assembly on wooden blocks.
Using a screwdriver, pry out the front crankshaft oil seal.
Note
Do not damage the surface of the oil seal press fit hole.
Tech Tips
Tape the screwdriver tip before use.
REPLACE STUD BOLT
Tech Tips
If a stud bolt is deformed or its threads are damaged, replace it.
| *1 | 34 mm (1.34 in.) |
| *2 | 25 mm (0.984 in.) |
| *3 | 9.0 mm (0.354 in.) |
Using an E6 "TORX" wrench, replace the 3 stud bolts.