Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001BH0Y
Model Year Start: 2019 Model: Corolla Hatchback Prod Date Range: [06/2018 -           ]
Title: M20A-FKS (ENGINE CONTROL): KNOCK SENSOR: REMOVAL; 2019 - 2025 MY Corolla Corolla Hatchback [06/2018 -        ]

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 knock control sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
  • Cleaning the deposits from the throttle body assembly
  • Gas leak from exhaust system is repaired
  • Replacement of knock control sensor

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

2019 - 2020 MY Corolla Corolla Hatchback [06/2018 - 09/2019]; M20A-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2020 MY Corolla Corolla Hatchback [09/2019 - 04/2020]; M20A-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2021 - 2023 MY Corolla Corolla Hatchback [04/2020 - 11/2022]; M20A-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2023 - 2025 MY Corolla Corolla Hatchback [11/2022 -        ]; M20A-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

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

PROCEDURE

1. REMOVE INTAKE MANIFOLD

Click here 2019 MY Corolla Corolla Hatchback [06/2018 - 01/2019]; M20A-FKS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL 2020 - 2022 MY Corolla Corolla Hatchback [01/2019 - 09/2022]; M20A-FKS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL 2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; M20A-FKS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL 2023 - 2025 MY Corolla Corolla Hatchback [11/2022 -        ]; M20A-FKS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL

2. REMOVE KNOCK CONTROL SENSOR

(a) Disconnect the knock control sensor connector.

(b) Remove the bolt and knock control sensor from the cylinder block sub-assembly.

NOTICE:

If the knock control sensor has been struck or dropped, replace it.