Removal [02/2017 - 10/2017]: Procedure

See step  1

1. Disconnect the 4 ignition coil assembly connectors.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Remove the 4 bolts and 4 ignition coil assemblies from the cylinder head cover sub-assembly.
   NOTE:

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

   HINT: 

   Arrange the removed parts in the correct order.

Refer to PROCEDURE - STEP 3