Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001GYIR
Model Year Start: 2020 Model: Corolla Prod Date Range: [01/2019 -           ]
Title: MAINTENANCE: 2ZR-FXE SPARK PLUG: REMOVAL; 2020 - 2025 MY Corolla Corolla HV [01/2019 -        ]

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 spark plug 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
  • Replacement of ignition coil assembly
  • Replacement of spark plug

Inspection After Repair
  • Poor idle, etc.
  • Engine start function, etc.

2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; 2ZR-FXE (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2023 - 2025 MY Corolla Corolla HV [09/2022 -        ]; 2ZR-FXE (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

PROCEDURE

1. REMOVE IGNITION COIL ASSEMBLY

Click here 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; 2ZR-FXE (ENGINE CONTROL): IGNITION COIL AND SPARK PLUG: REMOVAL+ 2023 - 2025 MY Corolla Corolla HV [09/2022 -        ]; 2ZR-FXE (ENGINE CONTROL): IGNITION COIL AND SPARK PLUG: REMOVAL+

2. REMOVE SPARK PLUG

(a) Remove the 4 spark plugs from the cylinder head sub-assembly.

NOTICE:

If a spark plug has been struck or dropped, replace it.

HINT:

Arrange the removed parts in the correct order.