ENGINE UNIT REMOVAL

Info Added 2017-10-06

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
Replacement of inverter with converter assembly Resolver learning

  • DTCs are stored

  • Slight vibration at a vehicle speed of 5 km/h (3 mph) or less

  • Shock or vibration during acceleration

Click here


    for SFI system

  • Replacement of ECM

 Perform Vehicle Identification Number (VIN) registration MIL comes on

Click here


    for SFI system

  • Replacement of throttle body assembly

  • Replacement of engine assembly

  • Replacement of cylinder head sub-assembly

  • Replacement of camshaft (for intake or exhaust camshaft)

  • Replacement of camshaft timing gear assembly

  • Replacement of fuel injector assembly

  • Replacement of spark plug

  • Replacement of ignition coil assembly

  • Replacement of EGR valve assembly

  • Gas leak from exhaust system is repaired

  • Replacement of knock sensor

 Inspection After Repair

  • Poor idle, etc.

  • Engine start function, etc.

Click here

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

 Initialize No. 1 headlight ECU sub-assembly LH Automatic headlight beam level control system

Click here

Front wheel alignment adjustment

  1. Clear zero point calibration data.

  2. Perform yaw rate and acceleration sensor zero point calibration.

  • DTCs are stored

  • ABS warning light illuminates

  • Brake warning light/yellow (minor malfunction) illuminates

  • Slip indicator light illuminates

  • VSC disabled or malfunctions

for Initialization:

Click here

for Calibration:

Click here

Replacement of hybrid vehicle transaxle assembly

  • Resolver learning

  • Initialize resolver

  • DTCs are stored

  • Slight vibration at a vehicle speed of 5 km/h (3 mph) or less

  • Shock or vibration during acceleration

Click here

PROCEDURE


  1. REMOVE WATER OUTLET


    1. A001QEVC02
      *1 No. 9 Water By-pass Hose
      *2 No. 7 Water by-pass Hose
      *3 No. 4 Water By-pass Hose

      Slide the clip and disconnect the No. 7 water by-pass hose from the No. 2 water by-pass hose.

    2. Slide the clip and disconnect the No. 4 water by-pass hose from the EGR valve assembly with EGR cooler.

    3. Slide the clip and disconnect the No. 9 water by-pass hose from the purge valve.

    4. Remove the 2 nuts, water outlet and water outlet gasket from the cylinder head sub-assembly.

  2. REMOVE EGR PIPE ASSEMBLY


    1. A001OO7

      Remove the 4 bolts and EGR pipe assembly, EGR pipe gasket and inlet EGR gasket.

  3. REMOVE EGR VALVE ASSEMBLY WITH EGR COOLER


    1. A001P2AC01
      B0048I2 Bolt
      B0048S8 Nut
      *a Stud bolt

      Remove the bolt and 4 nuts.

    2. Using an E8 "TORX" socket wrench, remove the 2 stud bolts and EGR valve assembly with EGR cooler from the cylinder head sub-assembly and exhaust manifold (TWC: Front Catalyst).

    3. Remove the EGR cooler gasket.

  4. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

    Click here

  5. REMOVE MANIFOLD STAY

    Click here

  6. REMOVE EXHAUST MANIFOLD (TWC: Front Catalyst)

    Click here

  7. DISCONNECT VENTILATION HOSE

    Click here

  8. REMOVE INTAKE MANIFOLD

    Click here

  9. REMOVE ENGINE OIL LEVEL DIPSTICK

    Click here

  10. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE

    Click here

  11. REMOVE WATER BY-PASS PIPE NO.5


    1. A001Q30

      Slide the clip and disconnect the No. 5 water by-pass pipe from the timing chain cover sub-assembly.

    2. Remove the 2 bolts and No. 5 water by-pass pipe from the cylinder block sub-assembly.

  12. REMOVE NO. 6 WATER BY-PASS PIPE


    1. A001RGT

      Slide the clip and disconnect the No. 6 water by-pass pipe from the water inlet sub-assembly.

    2. Remove the 2 bolts and No. 6 water by-pass pipe from the cylinder head sub-assembly.

  13. REMOVE PURGE VALVE (PURGE VSV)

    Click here

  14. REMOVE FUEL VAPOR FEED PIPE


    1. A001OXX

      Remove the 2 bolts and fuel vapor feed pipe from the cylinder head cover sub-assembly.

  15. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY

    Click here

  16. REMOVE NO. 1 DELIVERY PIPE SPACER

    Click here

  17. REMOVE FUEL INJECTOR ASSEMBLY

    Click here

  18. REMOVE VENTILATION HOSE


    1. A001ODL

      Slide the clip and remove the ventilation hose from the PCV valve (ventilation valve sub-assembly).

  19. REMOVE IGNITION COIL ASSEMBLY

    Click here

  20. REMOVE WIRE HARNESS CLAMP BRACKET


    1. A001RA6

      Remove the bolt and wire harness clamp bracket from the timing chain cover sub-assembly.