Integration Relay: Removal

WARNING: This page is about a different car, the 2007 Lexus GS 430. 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 COOL AIR INTAKE DUCT SEAL (See REMOVAL )
REMOVE ENGINE ROOM SIDE COVER LH (See REMOVAL )
REMOVE INTEGRATION RELAY
1. Remove the engine room No. 2 junction block cover.
2. Using a screwdriver, detach the 2 claws and disconnect the integration relay from the engine room No. 2 junction block.
  HINT:
  
  Tape the screwdriver tip before use.
3. Disconnect the 3 connectors.
  
  Fig 1: Identifying Engine Room No. 2 Junction Block Cover
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002