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Home >> Lexus >> 2017 >> GS 350 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System - Service Information >> Ignition Coil And Spark Plug >> Installation [10/2015 - ] >> Procedure

Installation [10/2015 - ]: Procedure

  1. INSTALL SPARK PLUG 

    HINT: 

    Perform "Inspection After Repairs" after replacing the spark plug.

    Refer to INITIALIZATION [10/2015 - 09/2018] or refer to INITIALIZATION [09/2018 - ]

    1. Install the 6 spark plugs.

      Torque: 18 N*m (184 kgf*cm, 13 ft.*lbf) 

  2. INSTALL IGNITION COIL ASSEMBLY 

    HINT: 

    Perform "Inspection After Repairs" after replacing the ignition coil assembly.

    Refer to INITIALIZATION [10/2015 - 09/2018] or refer to INITIALIZATION [09/2018 - ]

    1. Install the 6 ignition coil assemblies with the 6 bolts.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

    2. Connect the 6 ignition coil connectors.
  3. INSTALL WIRE HARNESS CLAMP BRACKET 
    1. Install the wire harness clamp bracket with the 2 bolts.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

    2. Attach the wire harness clamp to connect the wire harness to the wire harness clamp bracket.
  4. INSTALL NO. 1 ENGINE COVER 

    Refer to PROCEDURE - Step 3

  5. INSTALL INTAKE AIR SURGE TANK ASSEMBLY 

    Refer to INSTALLATION [10/2015 - ]

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