CYLINDER HEAD DISASSEMBLY

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the cylinder head removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Auxiliary battery terminal is disconnected/reconnected Memorize steering angle neutral point Lane-keeping assist system (for Mono camera type)

for Stereo Camera type:

Click here

for Mono Camera type:

Click here

Lane control system (for Stereo camera type)
Parking support brake system*1
Pre-collision system (for Mono camera type)
Pre-collision system (for Stereo camera type)
AFS (Front-lighting adaptive system)

    Lighting system (EXT)

  • Cornering lights
Variable gear ratio steering system

Click here

Parking assist monitor system

Click here

Panoramic view monitor system

Click here

Initialize rear door sunshade system Rear door sunshade system

Click here

Initialize power trunk lid system Power trunk lid system

Click here

Replacement of ECM Vehicle Identification Number (VIN) registration DTC P063051 is output

w/ Canister Pump Module

Click here

w/o Canister Pump Module

Click here


  • Throttle body with motor assembly

  • Cleaning the deposits from the throttle body with motor assembly

  • Cylinder head sub-assembly

  • Camshaft (for intake or exhaust camshaft)

  • Camshaft timing gear assembly

  • Camshaft timing exhaust gear assembly

  • Mass air flow meter sub-assembly

  • Fuel injector assembly (for port injection)

  • Fuel injector assembly (for direct injection)

  • Fuel pump assembly (for high pressure side)

  • Air fuel ratio sensor (sensor 1)

  • Air fuel ratio sensor (sensor 2)

  • Engine coolant temperature sensor

  • Spark plug

  • Ignition coil assembly

  • EGR valve assembly

  • Air leaks from intake system

  • Gas leaks from exhaust system

  • Knock control sensor

 Inspection after repairs

  • Poor idle, etc.

  • Engine start function, etc.

w/ Canister Pump Module

Click here

w/o Canister Pump Module

Click here

Replacement of engine assembly Inspection after repair
Drive learning*2

  • Large shift shock

  • Deterioration of fuel efficiency

L310:

Click here

L310F:

Click here

Parts between the steering wheel and tires have been removed/installed, replaced or adjusted Perform Actuator Angle Neutral Point Calibration and Initialization

  • Variable gear ratio steering system

  • Steering wheel off-center

  • DTCs are output

Click here

Front bumper assembly (Including removal and installation)

  • Ultrasonic sensor detection angle

  • Ultrasonic sensor detection angle registration

 Parking support brake system

Click here

Front television camera view adjustment Panoramic view monitor system

Click here

Suspension, tires, etc

  • Ultrasonic sensor detection angle

  • Ultrasonic sensor detection angle registration

 Parking support brake system

Click here


  • Parking assist ECU initialization

  • Adjust steering angle

  • Rear television camera view adjustment (for Rear camera detection system)

 Panoramic view monitor system

Click here

Rear television camera assembly optical axis (Back camera position setting) Parking assist monitor system

Click here

*1: When performing learning using the GTS.
Click here Click here
*2: After performing the confirmation driving pattern, if the shock during acceleration is large after calibrating the "A/T Code Reset", perform driving learning.

PROCEDURE


  1. REMOVE INTAKE VALVE


    1. B004SZ6N01

      Using SST, compress the inner compression spring and remove the valve spring retainer locks.

      SST
      09202-70020   ( 09202-01010, 09202-01020 )
      09202-00021

    2. Remove the valve spring retainer, inner compression spring and intake valve.

      Tech Tips

      Arrange the removed parts in the correct order.

  2. REMOVE EXHAUST VALVE


    1. B004YFMN01

      Using SST, compress the inner compression spring and remove the valve spring retainer locks.

      SST
      09202-70020   ( 09202-01010, 09202-01020 )
      09202-00021

    2. Remove the valve spring retainer, inner compression spring and exhaust valve.

      Tech Tips

      Arrange the removed parts in the correct order.

  3. REMOVE VALVE STEM OIL SEAL


    1. B004S4V

      Using needle-nose pliers, remove the valve stem oil seals.

  4. REMOVE VALVE SPRING SEAT


    1. B004UTI

      Using compressed air and a magnet hand, remove the valve spring seats by blowing air onto them.

  5. REMOVE NO. 1 STRAIGHT SCREW PLUG

    Note

    If water leaks from a straight screw plug or the plug is corroded, replace it.

    B004V23C03
    *a for Bank 1
    *b for Bank 2

    1. Using a 10 mm hexagon wrench, remove the 4 No. 1 straight screw plugs and 4 gaskets.

  6. REMOVE NO. 2 STRAIGHT SCREW PLUG

    Note

    If water leaks from a straight screw plug or the plug is corroded, replace it.

    B004RDVC03
    *a for Bank 1
    *b for Bank 2

    1. Using a 14 mm hexagon wrench, remove the 2 No. 2 straight screw plugs and 2 gaskets.

  7. REMOVE NO. 3 STRAIGHT SCREW PLUG

    Note

    If water leaks from a straight screw plug or the plug is corroded, replace it.

    B004TCWC03
    *a for Bank 1
    *b for Bank 2

    1. Using a 10 mm hexagon wrench, remove the 8 No. 3 straight screw plugs and 8 gaskets.

  8. REMOVE UNION

    Note

    It is not necessary to remove the union unless it is being replaced.

  9. REMOVE STUD BOLT

    Note

    If the stud bolt is deformed or the threads are damaged, replace it.