CYLINDER HEAD DISASSEMBLY

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during engine unit 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
Battery terminal is disconnected/reconnected Perform steering sensor zero point calibration Lane departure alert system (w/ Steering Control)

Click here

Pre-collision system
Memorize steering angle neutral point Parking assist monitor system

Click here

Replacement of ECM Vehicle Identification Number (VIN) registration MIL comes on

Click here

Perform code registration (Immobiliser system)

  • Wireless door lock control system

  • Smart Entry and Start System (for Entry Function)

  • Smart Entry and Start System (for Start Function)

  • Steering lock function

 See Service Bulletin for the registration method.

  • Replacement of engine assembly

  • Gas leak from exhaust system is repaired

  • Replacement of throttle body with motor assembly

  • Replacement of cylinder head sub-assembly

  • Replacement of camshaft

    (for intake or exhaust camshaft)

  • Replacement of camshaft timing gear assembly

  • Replacement of camshaft timing exhaust gear assembly

  • Replacement of fuel injector assembly

  • Replacement of spark plug

  • Replacement of ignition coil assembly

 Inspection after repair

  • Poor idle, etc.

  • Engine start function, etc.

Click here

Replacement of automatic transaxle assembly

Perform the following procedures in the order shown:


  1. Reset Memory

  2. Input transaxle compensation code into ECM

  3. Perform road test to allow ECM to learn

  • Large shift shock

  • The deterioration of fuel efficiency

Click here for U760E Initialization

Click here for U760E Registration

Replacement of ECM

(If possible, read the transaxle compensation code from the previous ECM)

 Possible

Perform the following procedures in the order shown:


  1. Reset Memory

  2. Transfer transaxle compensation code

  3. Perform road test to allow ECM to learn
Impossible

Perform the following procedures in the order shown:


  1. Reset Memory

  2. Reset transaxle compensation code

  3. Perform road test to allow ECM to learn
Replacement of ECM*1 Perform code registration (Immobiliser function)

  • Wireless door lock control system

  • Smart Entry and Start System (for Entry Function)

  • Smart Entry and Start System (for Start Function)

  • Steering lock function

 See Service Bulletin for the registration method.
Replacement of ECM*2 Perform code registration (Immobiliser system)

  • Wireless door lock control system

  • Engine start

 See Service Bulletin for the registration method.
Replacement of automatic transaxle fluid ATF thermal degradation estimate reset The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly.

Click here

Suspension, tires*3 Rear television camera assembly optical axis (Back camera position setting) Parking assist monitor system

Click here for Initialization

Click here for Calibration
Perform headlight ECU sub-assembly LH initialization Lighting system (EXT)

Click here

Front wheel alignment adjustment Perform system variant learning and acceleration sensor zero point calibration.

  • VSC disabled or malfunctioning

  • DTCs are output

  • Slip indicator light illuminated

  • ABS warning light illuminated

Click here

*1: w/ Smart Entry and Start System
*2: w/o Smart Entry and Start System
*3: The vehicle height changes because of suspension or tire replacement.

PROCEDURE


  1. REMOVE EXHAUST VALVE


    1. B00719UN02

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

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

    2. Remove the valve spring retainer, compression spring and exhaust valve from the cylinder head sub-assembly.

      Tech Tips

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

  2. REMOVE INTAKE VALVE


    1. B006XICN02

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

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

    2. Remove the valve spring retainer, compression spring and intake valve from the cylinder head sub-assembly.

      Tech Tips

      Arrange the removed parts in the correct order.

  3. REMOVE VALVE STEM OIL SEAL


    1. B006YLB

      Using needle-nose pliers, remove the 8 intake valve stem oil seals and 8 exhaust valve stem oil seals.

  4. REMOVE VALVE SPRING SEAT


    1. B006WRM

      Using compressed air and a Magnet Hand, remove the 16 valve spring seats by blowing air onto them.

  5. REMOVE NO. 1 STRAIGHT SCREW PLUG

    Note

    If coolant leaks from a No. 1 straight screw plug or a plug is corroded, replace it.


    1. B006XGM

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

  6. REMOVE NO. 2 STRAIGHT SCREW PLUG

    Note

    If coolant leaks from the No. 2 straight screw plug or a plug is corroded, replace it.


    1. B006ZRY

      Using a 14 mm hexagon wrench, remove the No. 2 straight screw plug and gasket.

  7. REMOVE STUD BOLT

    Note

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


    1. B006WSU

      Using an E7 or E8 "TORX" socket wrench, remove the 5 stud bolts.