Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM1000000028LLM
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [11/2022 -           ]
Title: G16E-GTS (ENGINE MECHANICAL): ENGINE UNIT: REMOVAL; 2023 - 2025 MY GR Corolla [11/2022 -        ]

REMOVAL

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

*1:w/ Steering Lock Function

Replacement of ECM

Perform Vehicle Identification Number (VIN) or frame number registration

MIL illuminates

2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): SFI SYSTEM: REGISTRATION

ECU configuration

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2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; SETUP: WHEN REPLACING OR REMOVING/INSTALLING PARTS: ECU CONFIGURATION

Update ECU security key

Vehicle Control History (RoB) are stored

2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; SETUP: WHEN REPLACING OR REMOVING/INSTALLING PARTS: UPDATE ECU SECURITY KEY

Heavy Knock History

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2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): SFI SYSTEM: REGISTRATION

ECU communication ID registration (Immobiliser system)

Engine start function

2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [11/2022 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION

Code registration (Smart Key System (for Gasoline Model, Start Function))

  • Wireless Door Lock Control System (for Gasoline Model with Smart Key System)
  • Smart Key System (for Gasoline Model, Entry Function)
  • Smart Key System (for Gasoline Model, Start Function)
  • Steering lock function*1

2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [11/2022 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION

  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor 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 camshaft timing exhaust gear assembly
  • Replacement of fuel pump assembly (for high pressure side)
  • Replacement of fuel pressure sensor (for high pressure side)
  • Replacement of air fuel ratio sensor
  • Replacement of engine coolant temperature sensor
  • Replacement of spark plug
  • Replacement of ignition coil assembly
  • Replacement of knock control sensor
  • Replacement of turbocharger sub-assembly
  • Gas leaks from exhaust system is repaired

Inspection After Repair

  • Poor idle, etc.
  • Engine start function, etc.

2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

Front wheel alignment adjustment

  • Perform "Reset Memory"
  • Perform "Calibration"
  • VSC is disabled or malfunctions
  • DTCs are output
  • Slip indicator light illuminates
  • ABS warning light illuminates

2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model without Electric Parking Brake System TMC Made): UTILITY

Tire

ECU Data Initialization (When performing tire replacement after RoB code X2104 is output)

Active Torque Split AWD System

2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]; GF1A (TRANSFER / 4WD / AWD): ACTIVE TORQUE SPLIT AWD SYSTEM: CALIBRATION

NOTICE:

This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.

Click here 2019 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

  • Learning completes when vehicle is driven

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Front Camera System

    Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 seconds or more.

    2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; ADVANCED DRIVER ASSISTANCE SYSTEM: FRONT CAMERA SYSTEM: INITIALIZATION

  • Learning completes when vehicle is operated normally

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Power door lock control system

    • Back door opener

    Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.

    2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: INITIALIZATION

PROCEDURE

1. REMOVE COMPRESSOR ASSEMBLY WITH PULLEY

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; HEATING / AIR CONDITIONING: COMPRESSOR (for G16E-GTS): REMOVAL+

2. REMOVE FUEL TUBE SUB-ASSEMBLY

(a) Disengage the clamp.

(b) Remove the fuel tube sub-assembly from the fuel pipe sub-assembly.

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL SYSTEM: PRECAUTION

3. REMOVE NO. 2 AIR HOSE

(a) Loosen the hose clamp and remove the No. 2 air hose from the turbocharger sub-assembly.

4. REMOVE NO. 5 AIR HOSE

(a) Loosen the hose clamp and remove the No. 5 air hose from the air tube assembly.

5. REMOVE NO. 6 WATER BY-PASS HOSE

(a) Slide the 2 clips and separate the No. 6 water by-pass hose.

(b) Disengage the clamp and remove the No. 6 water by-pass hose from the No. 1 water hose clamp bracket.

6. REMOVE NO. 5 WATER BY-PASS HOSE

(a) Slide the 2 clips and separate the No. 5 water by-pass hose.

(b) Remove the bolt and No. 5 water by-pass hose from the crankshaft bearing cap.

7. REMOVE NO. 3 VACUUM TRANSMITTING HOSE

(a) Disengage the 2 clamp and remove the No. 3 vacuum transmitting hose.

8. REMOVE NO. 1 TURBO WATER HOSE

(a) Slide the 2 clips and remove the No. 1 turbo water hose.

9. REMOVE NO. 1 WATER BY-PASS PIPE

(a) Slide the clip and separate the No. 1 water by-pass pipe.

(b) Remove the bolt, nut and No. 1 water by-pass pipe.

10. REMOVE NO. 3 WATER BY-PASS PIPE

(a) Remove the bolt and separate the No. 3 water by-pass pipe.

(b) Slide the clip and remove the No. 3 water by-pass pipe.

11. REMOVE NO. 4 WATER BY-PASS PIPE

(a) Remove the 3 bolts and separate the No. 4 water by-pass pipe.

(b) Slide the clip and remove the No. 4 water by-pass pipe.

12. REMOVE WATER BY-PASS HOSE ASSEMBLY

(a) Disengage the clamp.

(b) Slide the 2 clips and remove the water by-pass hose assembly.

13. REMOVE E.F.I. VACUUM SENSOR ASSEMBLY (MANIFOLD ABSOLUTE PRESSURE SENSOR)

Click here 2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): VACUUM SENSOR: REMOVAL+

14. REMOVE VACUUM SENSOR ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): VACUUM SENSOR: REMOVAL+

15. REMOVE INTAKE AIR PIPE

(a) Separate the No.1 vacuum transmitting hose.

(b) Separate the No. 2 vacuum transmitting hose.

(c) Separate the ventilation hose.

(d) Remove the e3 bolts.

(e) Loosen the hose clamp and remove the intake air pipe from the .

16. REMOVE ENGINE HANGER BRACKET

(a) Remove the 2 bolts and engine hanger bracket from the cylinder head sub-assembly.

17. REMOVE DRIVE SHAFT BEARING BRACKET

(a) Remove the 3 bolts and drive shaft bearing bracket from the cylinder block sub-assembly.

18. REMOVE NO. 4 CYLINDER BLOCK INSULATOR

(a) Remove the 2 bolts and No. 4 cylinder block insulator.

19. REMOVE NO. 1 TURBO INSULATOR

Click here 2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (INTAKE / EXHAUST): TURBOCHARGER: REMOVAL+

20. REMOVE TURBOCHARGER SUB-ASSEMBLY

(a) Remove the 2 bolts and separate the outlet turbo oil pipe.

(b) Remove the inlet turbo oil pipe union bolt.

(c) Remove the 2 bolts and separate the No. 1 turbo water pipe sub-assembly.

(d) Remove the 7 nuts and turbocharger sub-assembly from the cylinder head sub-assembly.

21. REMOVE EXHAUST MANIFOLD TO HEAD GASKET

Click here 2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (INTAKE / EXHAUST): TURBOCHARGER: REMOVAL+

22. REMOVE NO. 2 TURBO INSULATOR

(a) Remove the 2 bolts and No. 2 turbo insulator from the cylinder brock sub-assembly.

23. REMOVE PURGE VALVE (PURGE VSV)

Click here 2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (EMISSION CONTROL): PURGE VALVE: REMOVAL+

24. SEPARATE NO. 6 ENGINE WIRE

(a) Disengage the 5 clamps and separate the No. 6 engine wire.

25. REMOVE NO. 2 ENGINE COVER BRACKET

(a) Remove the bolt and No. 2 engine cover bracket from the intake manifold.

26. REMOVE INTAKE AIR CONNECTOR BRACKET

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL+

27. REMOVE INTAKE MANIFOLD

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL+

28. REMOVE NO. 1 VENTILATION FLANGE SEPARATOR

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL+

29. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL+

30. REMOVE WATER BY-PASS PIPE

(a) Remove the bolt and nut.

(b) Slide the clip and remove the water by-pass pipe from the water inlet with thermostat sub-assembly.

31. REMOVE NO. 7 ENGINE WIRE

(a) Disengage the clamp.

(b) Disconnect the 2 connectors and remove the No. 7 engine wire.

32. REMOVE FUEL TUBE SUB-ASSEMBLY

(a) Remove the fuel pipe clamp from the fuel tube connector.

(b) Remove the bolt.

(c) Remove the fuel tube sub-assembly.

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL SYSTEM: PRECAUTION

33. REMOVE OIL LEVEL GAGE SUB-ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

34. REMOVE OIL LEVEL GAGE GUIDE

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

35. REMOVE FUEL DELIVERY GUARD

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

36. REMOVE NO. 1 DELIVERY PIPE SPACER

(a) Remove the 2 No. 1 delivery pipe spacers.

37. REMOVE FUEL DELIVERY PIPE

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

38. REMOVE FUEL DELIVERY SPACER

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

39. REMOVE INJECTOR VIBRATION INSULATOR

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

40. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL PUMP (for High Pressure): REMOVAL+

41. REMOVE FUEL PUMP ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL PUMP (for High Pressure): REMOVAL+

42. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL+

43. REMOVE NO. 6 ENGINE WIRE

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL+

44. REMOVE DIRECT FUEL INJECTOR ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL+

45. REMOVE FUEL INJECTOR SEAL

Click here 2023 - 2025 MY GR Corolla [11/2022 -        ]; G16E-GTS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL+

46. REMOVE NO. 2 CYLINDER BLOCK INSULATOR

(a) Remove the No. 2 cylinder block insulator from the cylinder block sub-assembly.

47. REMOVE SENSOR WIRE

(a) Remove the 2 bolts and remove the sensor wire from the cylinder block sub-assembly.

48. REMOVE VENTILATION HOSE

(a) Disengage the clamp.

(b) Slide the clip and remove the ventilation hose from the cylinder head cover sub-assembly.

49. REMOVE VACUUM REGULATING VALVE ASSEMBLY

(a) Remove the 2 bolts and vacuum regulating valve assembly from the cylinder head cover sub-assembly.

50. REMOVE IGNITION COIL ASSEMBLY

Click here 2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): IGNITION COIL AND SPARK PLUG: REMOVAL+

51. REMOVE ENGINE COVER JOINT

(a) Remove the 2 engine cover joints from the cylinder head cover sub-assembly.

52. REMOVE ENGINE COVER BRACKET

(a) Remove the bolt and engine cover bracket from the No. 1 vacuum pump bracket.

53. REMOVE FUEL HOSE BRACKET

(a) Remove the 2 bolts and fuel hose bracket form the cylinder head cover sub-assembly.

54. REMOVE INTAKE PIPE OR HOSE STAY

(a) Remove the 3 bolts and intake pipe or hose stay from the cylinder head cover sub-assembly.

55. REMOVE NO. 3 CYLINDER BLOCK INSULATOR

(a) Remove the No. 3 cylinder block insulator from the cylinder block sub-assembly.

56. REMOVE TIMING GEAR COVER INSULATOR

(a) Remove the timing gear cover insulator from the timing chain cover assembly.