Section 3 (Engine Control System (2GR-FSE)): ECM: Installation

WARNING: This page is about a different car, the 2006 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL ECM
1. Install the ECM to the ECM box.
  
  Fig 1: Installing ECM To ECM Box
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Install the ECM on the ECM box with the name plate facing the inside of the vehicle.
  - Make sure that there is no foreign matter on the gasket surface of the ECM box.
  - Insert the stud bolt on the vehicle rear side to the ECM first.
  - Make sure that stud bolts are securely installed into the front and rear bolt holes.
2. Install the 2 nuts.
  
  Fig 2: Identifying Nuts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
  
  NOTE: Be sure to first tighten the nut on the vehicle rear.
3. Connect the ECM connectors.
  1. Connect the 6 ECM connectors.
    NOTE: Be sure to securely connect the connector.
  2. Connect the connector holder to the ECM box.
INSTALL ECM COVER
1. Install the ECM cover with the 3 bolts.
  
  Fig 3: Identifying ECM Cover
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf)
  
  NOTE: Make sure that the wire harness does not get caught between the parts.
INSTALL ENGINE ROOM SIDE COVER LH (See INSTALLATION )
INSTALL COOL AIR INTAKE DUCT SEAL (See INSTALLATION )