Engine Unit Installation


  1. INSTALL FRONT NO. 1 ENGINE MOUNTING BRACKET RH

  2. INSTALL FRONT NO. 1 ENGINE MOUNTING BRACKET LH

  3. INSTALL FRONT ENGINE MOUNTING INSULATOR

  4. INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE

  5. INSTALL NO. 1 WATER BY-PASS PIPE

  6. INSTALL NO. 1 IDLER PULLEY SUB-ASSEMBLY

  7. INSTALL NO. 1 COMPRESSOR MOUNTING BRACKET

  8. INSTALL IDLE PULLEY ASSEMBLY

  9. INSTALL VENTILATION PIPE

  10. INSTALL HEATER HOSE

  11. INSTALL INTAKE MANIFOLD

  12. INSTALL PURGE VSV

  13. INSTALL FUEL DELIVERY PIPE WITH FUEL INJECTOR

  14. INSTALL THROTTLE WITH MOTOR BODY ASSEMBLY

  15. INSTALL EXHAUST MANIFOLD

  16. INSTALL AIR SWITCHING VALVE ASSEMBLY

  17. INSTALL NO. 4 INTAKE PIPE

  18. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

  19. INSTALL GENERATOR ASSEMBLY

  20. INSTALL IGNITION COIL ASSEMBLY

Engine Unit -- Installation



1. INSTALL FRONT NO. 1 ENGINE MOUNTING BRACKET RH
  1. Install the front No. 1 engine mounting bracket RH with the 4 bolts.

    Torque:
    51 N*m{520 kgf*cm, 38 ft.*lbf}


2. INSTALL FRONT NO. 1 ENGINE MOUNTING BRACKET LH
  1. Install the front No. 1 engine mounting bracket LH with the 4 bolts.

    Torque:
    51 N*m{520 kgf*cm, 38 ft.*lbf}


3. INSTALL FRONT ENGINE MOUNTING INSULATOR
  1. Install the 2 front mounting insulators with the 2 nuts.

    Torque:
    46 N*m{469 kgf*cm, 34 ft.*lbf}


4. INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE
  1. Install the engine oil level dipstick guide with the bolt.

    Torque:
    20 N*m{204 kgf*cm, 15 ft.*lbf}


5. INSTALL NO. 1 WATER BY-PASS PIPE
  1. Install a new gasket and the No. 1 water by-pass pipe with the 2 nuts and bolt.

    Torque:
    18 N*m{178 kgf*cm, 13 ft.*lbf}
  1. w/ Engine Oil Cooler:
    Connect the No. 6 water by-pass hose to the No. 1 water by-pass pipe and slide the clip to secure the hose.



6. INSTALL NO. 1 IDLER PULLEY SUB-ASSEMBLY
  1. Install the spacer and No. 1 idler pulley sub-assembly with the bolt.

    Torque:
    43 N*m{438 kgf*cm, 32 ft.*lbf}


7. INSTALL NO. 1 COMPRESSOR MOUNTING BRACKET
NOTICE:
Install the No. 1 compressor mounting bracket exactly as described in the procedures below to properly secure and prevent damage to the fan and generator V belt.


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155
  1. Temporarily install the No. 1 compressor mounting bracket with the 3 bolts.

    HINT:
    Temporarily install the No. 1 compressor mounting bracket with the 3 bolts so that the bracket can be moved by hand.


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Mechanical.Engine.Engine Unit  Installation
  1. Push the No. 1 compressor mounting bracket toward the cylinder block as shown in the illustration and tighten bolt B.

    Torque:
    for bolt B:
    45 N*m{459 kgf*cm, 33 ft.*lbf}
    Text in Illustration
    *a
    No Clearance
    *b
    Push
    *c
    Front
    HINT:
    Make sure there is no clearance between the cylinder block and No. 1 compressor mounting bracket as shown in the illustration.


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Mechanical.Engine.Engine Unit  Installation
  1. Uniformly tighten the 4 bolts in the order shown in the illustration.

    Torque:
    for bolt A:
    45 N*m{459 kgf*cm, 33 ft.*lbf}
    for bolt C:
    25 N*m{250 kgf*cm, 18 ft.*lbf}
    Text in Illustration
    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155
    Bolt A
    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155
    Bolt C


8. INSTALL IDLE PULLEY ASSEMBLY
  1. Temporarily install the idle pulley assembly with the bolt.

    NOTICE:
    Do not use any tools.
  1. Tighten the bolt.

    Torque:
    44 N*m{449 kgf*cm, 32 ft.*lbf}


9. INSTALL VENTILATION PIPE
  1. Install the ventilation pipe with the bolt.

    Torque:
    18 N*m{184 kgf*cm, 13 ft.*lbf}
  1. Connect the No. 3 water by-pass hose to the cylinder head sub-assembly, and slide the clip to secure the hose.

  1. Connect the No. 3 ventilation hose to the ventilation pipe, and slide the clip to secure the hose.

  1. Connect the No. 1 ventilation hose to the PCV valve sub-assembly, and slide the clip to secure the hose.

  1. Connect the No. 1 water by-pass hose to throttle body with motor assembly, and slide the clip to secure the hose.



10. INSTALL HEATER HOSE
  1. Install the 2 heater hoses to the No. 1 water by-pass pipe and No. 2 water by-pass pipe, and slide the 2 clips to secure the hoses.



11. INSTALL INTAKE MANIFOLD
  1. Install the purge line hose to the intake manifold, and slide the clip to secure the hose.

  1. Install the 2 wire harness clamp brackets to the intake manifold with the 2 bolts.

    Torque:
    8.0 N*m{82 kgf*cm, 71 in.*lbf}


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155
  1. Install the intake manifold insulator to the intake manifold.

    HINT:
    Insert the protrusions of the intake manifold insulator into the grille of the intake manifold.

    NOTICE:
    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Mechanical.Engine.Engine Unit  Installation
    Insert the intake manifold insulator until the position of the line as shown in the illustration.
    Text in Illustration
    *1
    Intake Manifold Insulator
    *a
    Line


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155
  1. Install a new gasket to the intake manifold.

  1. Install the intake manifold with the 5 bolts and 2 nuts.

    Torque:
    25 N*m{255 kgf*cm, 18 ft.*lbf}
  1. Install the 2 No. 2 intake manifold insulators to the intake manifold.

  1. Connect the No. 3 ventilation hose to the intake manifold, and slide the clip to secure the hose.

  1. Attach the No. 2 water by-pass hose to the intake manifold.

  1. Attach the 2 wire harness clamps to the 2 wire harness clamp brackets.



12. INSTALL PURGE VSV
  1. Install the purge VSV with the bolt.

    Torque:
    9.0 N*m{92 kgf*cm, 80 in.*lbf}
  1. Connect the 2 purge line hoses to the purge VSV.

  1. Connect the purge VSV connector.



13. INSTALL FUEL DELIVERY PIPE WITH FUEL INJECTOR
(LandCruiser RM000000Q460CBX.html)


14. INSTALL THROTTLE WITH MOTOR BODY ASSEMBLY
HINT:
Perform "Inspection After Repairs" after replacing the throttle body with motor assembly (LandCruiser RM000004NJC03XX.html).


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Mechanical.Engine.Engine Unit  Installation
  1. Install a new gasket to the intake manifold.

    Text in Illustration
    *a
    Protrusion
    *b
    Groove
    HINT:
    Align the protrusion of the gasket with the groove of the intake manifold.
  1. Install the throttle body with motor assembly with the 4 bolts.

    Torque:
    10 N*m{102 kgf*cm, 7 ft.*lbf}
  1. Connect the water by-pass hose to the throttle body with motor assembly, and slide the clip to secure the hose.

  1. Connect the No. 2 water by-pass hose to the throttle body with motor assembly, and slide the clip to secure the hose.

  1. Connect the throttle body with motor connector.



15. INSTALL EXHAUST MANIFOLD


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155
  1. Install a new gasket.



    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Mechanical.Engine.Engine Unit  Installation
  1. Install the exhaust manifold with 8 new nuts in the order shown in the illustration.

    Torque:
    36 N*m{367 kgf*cm, 27 ft.*lbf}


16. INSTALL AIR SWITCHING VALVE ASSEMBLY
  1. Set the No. 1 exhaust manifold heat insulator in place.

  1. Install the air switching valve with 2 new nuts.

    Torque:
    26 N*m{265 kgf*cm, 19 ft.*lbf}
  1. Connect the connector.

  1. Connect the vacuum hose.



17. INSTALL NO. 4 INTAKE PIPE


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Mechanical.Engine.Engine Unit  Installation
  1. Install 2 new gaskets and the No. 4 intake pipe with 4 new nuts in the order shown in the illustration. Tighten the nuts labeled 1 and 3 to the torque specification again.

    Torque:
    26 N*m{265 kgf*cm, 19 ft.*lbf}
  1. Check that the nuts are tightened to the torque specification.



18. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
  1. Install the No. 1 exhaust manifold heat insulator with the 5 bolts.

    Torque:
    12 N*m{122 kgf*cm, 9 ft.*lbf}


19. INSTALL GENERATOR ASSEMBLY
  1. Install the generator assembly with the 3 bolts.

    Torque:
    43 N*m{438 kgf*cm, 32 ft.*lbf}
  1. Connect the wire harness to terminal B with the nut.

    Torque:
    9.8 N*m{100 kgf*cm, 87 in.*lbf}
  1. Install the terminal cap.

  1. Connect the connector to the generator assembly.



20. INSTALL IGNITION COIL ASSEMBLY
HINT:
Perform "Inspection After Repairs" after replacing the ignition coil assembly (LandCruiser RM000004NJC03XX.html).
  1. Install the 4 ignition coil assemblies with the 4 bolts.

    Torque:
    9.0 N*m{92 kgf*cm, 80 in.*lbf}
  1. Connect the 4 ignition coil connectors.