Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001MTLW
Model Year Start: 2020 Model: Corolla Hatchback Prod Date Range: [09/2019 - 09/2022]
Title: M20A-FKS (EMISSION CONTROL): EGR VALVE: REMOVAL; 2020 - 2022 MY Corolla Corolla Hatchback [09/2019 - 09/2022]

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 EGR valve assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedures

Effect/Inoperative Function when Necessary Procedure not Performed

Link
  • Replacement of EGR valve assembly
  • Gas leaks from exhaust system is repaired

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

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

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. DRAIN ENGINE COOLANT (for Fully Sealed Type)

Click here 2020 - 2025 MY Corolla Corolla Hatchback [09/2019 -        ]; MAINTENANCE: M20A-FKS COOLANT: REPLACEMENT+

2. DRAIN ENGINE COOLANT (for Non-Fully Sealed Type)

Click here 2020 - 2025 MY Corolla Corolla Hatchback [09/2019 -        ]; MAINTENANCE: M20A-FKS COOLANT: REPLACEMENT+

3. REMOVE EGR COOLER ASSEMBLY

Click here 2020 - 2022 MY Corolla Corolla Hatchback [09/2019 - 09/2022]; M20A-FKS (EMISSION CONTROL): EGR COOLER: REMOVAL+

4. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY

(a) Disconnect the EGR valve assembly connector.

(b) Using an 8 mm socket wrench, remove the 4 bolts and No. 1 EGR pipe sub-assembly from the intake manifold and EGR valve assembly.

(c) Remove the EGR valve adapter gasket from the No. 1 EGR pipe sub-assembly.

(d) Remove the EGR inlet gasket from the intake manifold.

5. REMOVE EGR VALVE ASSEMBLY

(a) Slide the clip and remove the No. 4 water by-pass hose from the EGR valve assembly.

*1

No. 4 Water By-pass Hose

*2

No. 8 Water By-pass Hose

(b) Slide the clip and disconnect the No. 8 water by-pass hose from the EGR valve assembly.

(c) Using the 8 mm socket wrench, remove the 2 bolts and EGR valve assembly.