Ignition Coil: Removal

WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
REMOVE NO. 1 ENGINE COVER (See REMOVAL )
REMOVE IGNITION COIL ASSEMBLY
1. Disconnect the 4 ignition coil connectors.
2. Remove the 4 bolts and 4 ignition coils.
  
  Fig 1: Removing Ignition Coil Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002