Ignition Coil And Spark Plug: Removal

REMOVE NO. 2 CYLINDER HEAD COVER
1. First, lift up the rear of the No. 2 cylinder head cover to disengage the 2 fittings shown in the illustration.
  
  Fig 1: Removing No. 2 Cylinder Head Cover
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Next, lift the front of the No. 2 cylinder head cover to disengage the 2 fittings shown in the illustration. Then remove the No. 2 cylinder head cover.
  NOTE:
  - Ensure that the rubber grommets remain attached to the No. 2 cylinder head cover.
  - If any grommets are attached to the bolts, move them to the No. 2 cylinder head cover.
    
    Fig 2: Removing No. 2 Cylinder Head Cover
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE IGNITION COIL ASSEMBLY
1. Disconnect the camshaft timing oil control valve connector.
  
  Fig 3: Locating Camshaft Timing Oil Control Valve Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the 4 ignition coil connectors.
3. Remove the 4 bolts and 4 ignition coils.
REMOVE SPARK PLUG
1. Remove the 4 spark plugs.