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Home >> Lexus >> 2004 >> GS 430 >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition (3UZ-FE) >> Ignition Coil >> Replacement
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Ignition Coil: Replacement

  1. REMOVE V-BANK COVER
    Fig 1: Removing V-Bank Cover
    G00855882Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE INTAKE AIR CONNECTOR PIPE
  3. REMOVE IGNITION COILS
    1. Disconnect the 8 ignition coil connectors.
    2. Remove the bolt, and pull out the ignition coil. Remove the 8 ignition coils.
  4. REINSTALL NEW IGNITION COILS
    1. Connect a new ignition coil to the spark plug, and attach the ignition coil to the cylinder head cover, and install the bolt. Install the 8 ignition coils.

      Torque: 7.5 N-m (80 kgf-cm, 66 in.-lbf) 

    2. Connect the 8 ignition coil connectors.
  5. REINSTALL INTAKE AIR CONNECTOR PIPE
  6. REINSTALL V-BANK COVER
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