Section 147 (Engine Control System (Service Information)): ECM: Removal: Removal

WARNING: This page is about a different car, the 2011 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE COOL AIR INTAKE DUCT SEAL . Refer to REMOVAL - Step 1
REMOVE ENGINE ROOM SIDE COVER LH . Refer to REMOVAL - Step 2
REMOVE ECM COVER
1. Remove the 3 bolts and ECM cover.
  
  Fig 1: Identifying ECM Cover & Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Remove all water on and around the ECM cover.
  - Perform the inspection indoors to avoid rain.
  - Be sure to prevent water intrusion to the ECM (connectors and screw parts).
REMOVE ECM
1. Disconnect the ECM connectors.
  1. Using a screwdriver, disconnect the connector holder.
    
    Fig 2: Identifying Connector Holder
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Disconnect the 6 ECM connectors.
2. Remove the 2 nuts and ECM.
  
  Fig 3: Identifying ECM & Nuts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002