Engine Unit (For Sedan) Installation

Engine Hybrid System. Yaris. Ncp93, 131
1Nz-Fe Engine Mechanical. Yaris. Ncp93, 131

  1. INSTALL EXHAUST MANIFOLD

  2. INSTALL MANIFOLD SUPPORT BRACKET

  3. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

  4. INSTALL WIRE HARNESS CLAMP BRACKET

  5. INSTALL ENGINE WIRE

  6. INSTALL BOOSTER VACUUM TUBE

  7. INSTALL NO. 1 WATER BY-PASS PIPE

  8. INSTALL INTAKE MANIFOLD

  9. INSTALL ENGINE OIL LEVEL DIPSTICK

  10. INSTALL GENERATOR ASSEMBLY

  11. INSTALL NO. 1 IGNITION COIL

  12. INSTALL WATER FILLER SUB-ASSEMBLY

  13. INSTALL FUEL TUBE SUB-ASSEMBLY

  14. INSTALL VENTILATION HOSE

Engine Unit (For Sedan) -- Installation



1. INSTALL EXHAUST MANIFOLD


    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
  1. Install the exhaust manifold with the 3 bolts and 2 nuts, in the order shown in the illustration, through a new gasket.

    Torque:
    27 N*m{275 kgf*cm, 20 ft.*lbf}


2. INSTALL MANIFOLD SUPPORT BRACKET
  1. Install the manifold bracket with the 3 bolts.

    Torque:
    44 N*m{449 kgf*cm, 33 ft.*lbf}


3. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
  1. Install the exhaust manifold insulator with the 4 bolts.

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


4. INSTALL WIRE HARNESS CLAMP BRACKET


    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
  1. Install the 2 wire harness clamp brackets with the 2 bolts.

    Torque:
    9.8 N*m{100 kgf*cm, 87 in.*lbf} bolt A
    13 N*m{131 kgf*cm, 10 ft.*lbf} bolt B


5. INSTALL ENGINE WIRE
  1. Connect all sensor connectors and wire harness clamps to the engine assembly and install the engine wire harness.



6. INSTALL BOOSTER VACUUM TUBE
  1. Install the booster vacuum tube with the 2 bolts.

    Torque:
    9.0 N*m{92 kgf*cm, 80 in.*lbf}


7. INSTALL NO. 1 WATER BY-PASS PIPE
  1. Install the No. 1 water bypass pipe through a new gasket with the 2 bolts and 2 nuts.

    Torque:
    9.0 N*m{92 kgf*cm, 80 in.*lbf}


8. INSTALL INTAKE MANIFOLD
  1. Install a new gasket onto the intake manifold.



    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
  1. Provisionally tighten the intake manifold nuts and bolts in the order shown in the illustration, and then tighten them to the specified torque.

    Torque:
    30 N*m{306 kgf*cm, 22 ft.*lbf}
  1. Connect the water by-pass hose to the No. 1 water by-pass pipe.

  1. Connect the water bypass hose to the cylinder head.

  1. Connect the union to connector tube hose to the booster vacuum tube.



9. INSTALL ENGINE OIL LEVEL DIPSTICK


10. INSTALL GENERATOR ASSEMBLY


Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
  1. Provisionally install the generator with fixing bolt B.



    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
  1. Provisionally install the fan belt adjusting slider with fan belt adjusting slider fixing bolts A and B, then move the generator toward the cylinder block and tighten bolt B.

    Torque:
    11 N*m{112 kgf*cm, 8.1 ft.*lbf}


    Yaris. Ncp93, 131
  1. Install the connector and the wire harness clamp.

  1. Install terminal B with the nut.

    Torque:
    9.8 N*m{100 kgf*cm, 7.2 ft.*lbf}
  1. Install the terminal cap.



11. INSTALL NO. 1 IGNITION COIL


    Yaris. Ncp93, 131
  1. Install the 4 ignition coils with the 4 bolts.

    Torque:
    9.0 N*m{92 kgf*cm, 80 in.*lbf}

    NOTICE:
    Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
    If the body or cap of the ignition coil is dropped or subjected to a strong impact, replace the ignition coil with a new one.
    Text in Illustration
    *1
    Body
    *2
    Cap


    Yaris. Ncp93, 131
  1. Connect the 4 ignition coil connectors.



12. INSTALL WATER FILLER SUB-ASSEMBLY
  1. Connect the No. 1 radiator hose to the cylinder head.

  1. Install the water filler sub-assembly with 2 nuts.

    Torque:
    7.5 N*m{76 kgf*cm, 66 in.*lbf}


13. INSTALL FUEL TUBE SUB-ASSEMBLY


Yaris. Ncp93, 131.1Nz-Fe Engine Mechanical.Engine (For Sedan).Engine Unit (For Sedan)  Installation
  1. Insert the fuel tube connector into the fuel delivery pipe until a click sound can be heard.

    NOTICE:
    1. Check that there are no scratches or foreign matter around the disconnected parts of the fuel tube connector and pipe before performing this work.
    2. After connecting the fuel tube, check that the fuel tube connector and pipe are securely connected by pulling them.


    Yaris. Ncp93, 131
  1. Install the fuel pipe clamp.



14. INSTALL VENTILATION HOSE
  1. Install the ventilation hose.