ENGINE UNIT INSTALLATION


  1. INSTALL ENGINE OIL LEVEL SENSOR (w/ Low Engine Oil Level Warning Light)


    1. A019NW0

      Install the engine oil level sensor with the 4 bolts.

      Torque:
      8.2 N*m  { 84 kgf*cm, 73 in.*lbf }

  2. INSTALL ENGINE COOLANT TEMPERATURE SENSOR


    1. Install a new gasket onto the engine coolant temperature sensor.

    2. A019LQA

      Install the engine coolant temperature sensor and gasket.

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

    3. Connect the engine coolant temperature sensor connector.

  3. INSTALL KNOCK CONTROL SENSOR


    1. A019JVJE03

      Install the 2 knock control sensors with the 2 bolts as shown in the illustration.

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

      Note

      Make sure that each knock control sensor is in the correct position.

    2. Connect the 2 knock control sensor connectors.

  4. INSTALL KNOCK CONTROL SENSOR WIRE


    1. A019JLL

      Connect the 2 clamps, 2 knock control sensor connectors and knock control sensor wire connector.

  5. INSTALL ENGINE OIL PRESSURE SWITCH ASSEMBLY


    1. A019NEYE02
      Text in Illustration
      *1 Adhesive

      Clean the threads of the oil pressure switch. Apply adhesive to 2 or 3 threads of the oil pressure switch assembly.

      Adhesive
      Toyota Genuine Adhesive 1344, Three Bond 1344 or equivalent
    2. A019MLA

      Using a 24 mm deep socket wrench, install the oil pressure switch assembly.

      Torque:
      15 N*m  { 153 kgf*cm, 11 ft.*lbf }

      Note

      Do not start the engine within 1 hour after installation to prevent oil leaks.

  6. INSTALL NO. 1 VACUUM SWITCHING VALVE ASSEMBLY


    1. A019JLO

      Install the No. 1 vacuum switching valve assembly with the bolt.

      Torque:
      10 N*m  { 102 kgf*cm, 7 ft.*lbf }

  7. INSTALL WATER PUMP PULLEY


    1. A019OHOE01

      Temporarily install the water pump pulley with the 4 bolts.

    2. Using SST, hold the water pump pulley.

      SST
      09960-10010   ( 09962-01000, 09963-00700 )

    3. Tighten the 4 bolts.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

  8. INSTALL NO. 2 IDLER PULLEY SUB-ASSEMBLY


    1. A019OU1

      Install the idler pulley cover plate, No. 2 idler pulley sub-assembly and No. 2 idler pulley cover plate with the bolt.

      Torque:
      54 N*m  { 550 kgf*cm, 40 ft.*lbf }

  9. INSTALL NO. 2 TIMING GEAR COVER


    1. A019O7B

      Install the No. 2 timing gear cover with the 2 bolts.

      Torque:
      6.0 N*m  { 61 kgf*cm, 53 in.*lbf }

  10. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY


    1. A019LV6E01

      Temporarily install the V-ribbed belt tensioner assembly with the 5 bolts.

      Tech Tips

      Each bolt length is as follows:

      A: 70 mm (2.76 in.)

      B: 33 mm (1.30 in.)

    2. Install the V-ribbed belt tensioner assembly by tightening the bolt 1 and bolt 2 in the order shown in the illustration.

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

    3. Tighten the other bolts.

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

  11. INSTALL EXHAUST MANIFOLD SUB-ASSEMBLY LH


    1. A019M93E01

      Install a new gasket as shown in the illustration.

    2. A019KC8E01

      Install the exhaust manifold sub-assembly LH with the 6 nuts in the order shown in the illustration.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

  12. INSTALL NO. 2 EXHAUST MANIFOLD HEAT INSULATOR


    1. A019M53

      Install the No. 2 exhaust manifold heat insulator with the 3 bolts.

      Torque:
      8.5 N*m  { 87 kgf*cm, 75 in.*lbf }
    2. A019LV3

      Connect the sensor wire to the radiator pipe clamp.

    3. Connect the air fuel ratio sensor connector (for Bank 2 Sensor 1).

  13. INSTALL NO. 2 MANIFOLD STAY


    1. A019OEYE01

      Install the No. 2 manifold stay by tightening the bolt and nut in the order shown in the illustration.

      Torque:
      34 N*m  { 347 kgf*cm, 25 ft.*lbf }

  14. INSTALL NO. 2 ENGINE OIL LEVEL DIPSTICK GUIDE


    1. A019MI3

      Install a new O-ring to the No. 2 engine oil level dipstick guide.

    2. Apply a light coat of engine oil to the O-ring.

    3. Push in the No. 2 engine oil level dipstick guide end into the No. 1 engine oil level dipstick guide.

    4. A019PLI

      Install the No. 2 engine oil level dipstick guide with the bolt.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

    5. Install the engine oil level dipstick.

  15. INSTALL EXHAUST MANIFOLD SUB-ASSEMBLY RH


    1. A019NOYE01

      Install a new gasket as shown in the illustration.

    2. A019JNCE01

      Install the exhaust manifold sub-assembly RH with the 6 nuts in the order shown in the illustration.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

  16. INSTALL INTAKE MANIFOLD


    1. A019JMD

      Set the new No. 1 and No. 2 intake manifold to head gaskets on each cylinder head.

      Note


      • Align the port holes of the gasket and cylinder head.

      • Make sure that the gasket is installed in the correct direction.

    2. Set the intake manifold on the cylinder heads.

    3. Install and tighten the 6 bolts and 4 nuts uniformly in several steps.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }
    4. A019NZ1

      Install the fuel hose protector with the 2 bolts and nut.

      Torque:
      Bolt
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }
      Nut
      10 N*m  { 102 kgf*cm, 7 ft.*lbf }

  17. INSTALL NO. 2 ENGINE MOUNTING STAY RH


    1. A019L7Y

      Install the No. 2 engine mounting stay RH with the bolt.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

  18. INSTALL IGNITION COIL ASSEMBLY


    1. A019JVQ

      Install the 6 ignition coils with the 6 bolts.

      Torque:
      10 N*m  { 102 kgf*cm, 7 ft.*lbf }
    2. A019M7R

      Connect the 6 ignition coil connectors.

    3. A019OM6

      Connect the 3 wire harness clamps.

  19. INSTALL NO. 1 SURGE TANK STAY


    1. A019NO0

      Install the No. 1 surge tank stay with the bolt.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

  20. INSTALL THROTTLE BODY BRACKET


    1. A019OY3

      Install the throttle body bracket with the bolt.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }

  21. INSTALL INTAKE AIR SURGE TANK ASSEMBLY

    NOTICE
    DO NOT apply oil to the bolts listed below:
    Tightening Part
    Surge Tank and Intake Manifold
    No. 1 Surge Tank Stay and Surge Tank
    Throttle Body Bracket and Surge Tank

    1. Install 3 new air surge tank to intake manifold gaskets to the intake air surge tank.

    2. A019MTQ

      Using a 5 mm hexagon socket wrench, install the intake air surge tank assembly with the 4 bolts and 2 nuts.

      Torque:
      Bolt
      18 N*m  { 184 kgf*cm, 13 ft.*lbf }
      Nut
      16 N*m  { 163 kgf*cm, 12 ft.*lbf }
    3. A019NBS

      Install the throttle body bracket and No. 1 surge tank stay with the 2 bolts.

      Torque:
      21 N*m  { 214 kgf*cm, 15 ft.*lbf }
    4. A019KEL

      Connect the connector to the intake air control valve assembly.

    5. A019M0E

      Connect the ventilation hose and vacuum hose.

    6. A019MBG

      Connect the 2 water by-pass hoses to the throttle body assembly.

    7. A019N1A

      Connect the vacuum hose clamp and fuel vapor feed hose.

    8. A019JMB

      Connect the throttle body assembly connector and wire harness clamp to the throttle body assembly.

    9. A019KAPE01
      Text in Illustration
      *1 for RHD:
      *2 for LHD:

      Connect the union to check valve hose.

  22. INSTALL ENGINE HANGERS


    1. A019KKGE13
      Text in Illustration
      *1 No. 1 Engine Hanger
      *2 No. 2 Engine Hanger

      Install the No. 1 and No. 2 engine hangers with the 4 bolts as shown in the illustration.

      Part No.
      No. 1 engine hanger 12281-31120
      No. 2 engine hanger 12282-31100
      Bolts 91671-10825
      Torque:
      33 N*m  { 337 kgf*cm, 24 ft.*lbf }

    2. Attach the engine sling device and hang the engine with the chain block.

  23. REMOVE ENGINE STAND