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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Control System (A25A-FXS) - Service Information) >> Ignition Coil And Spark Plug >> Installation [12/2019 - ] >> Procedure

Installation [12/2019 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. INSTALL SPARK PLUG 

    Refer to PROCEDURE - Step 1

  2. INSTALL IGNITION COIL ASSEMBLY 

    HINT: 

    Perform "Inspection After Repair" after replacing an ignition coil assembly.

    Refer to INITIALIZATION [12/2019 - 10/2021] , or refer to INITIALIZATION [10/2021 - ]

    1. Using an 8 mm socket wrench, install the 4 ignition coil assemblies to the cylinder head cover sub-assembly with the 4 bolts.

      Torque: 7.5 N.m (76 kgf/cm, 66 in.lbf) 

      NOTE:

      If an ignition coil assembly has been struck or dropped, replace it.

      HINT: 

      Install the same parts to their original positions.

    2. Connect the 4 ignition coil assembly connectors.
  3. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 66 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 66 [10/2022 - 11/2023] , or refer to PROCEDURE - Step 64 [11/2023 - ]

  4. PERFORM INITIALIZATION 
    1. Perform "Inspection After Repair" after replacing an ignition coil assembly or spark plug.

      Refer to INITIALIZATION [12/2019 - 10/2021] , or refer to INITIALIZATION [10/2021 - ]