Engine Control System - Circuit Tests And Service Information: ECM: Installation

INSTALL GASKET
1. Clean the ECM seal surface with non-residue solvent.
2. Attach a new gasket to the ECM.
  
  Fig 1: Identifying ECM
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL ECM
1. Install the ECM with the 4 bolts.
  Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)
  NOTE:
  - Make sure the gasket is not folded or caught on any area of the surrounding part.
  - Make sure there is no foreign matter caught between the gasket and surrounding part.
  - Do not damage the gasket.
    
    Fig 2: Locating ECM With Bolts
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Connect the 2 ECM connectors and push each lock lever down to lock the ECM connectors.
  NOTE:
  - Be careful not to allow dirt, water, or other foreign matter to adhere to the connecting parts when connecting the connectors.
  - Do not twist the wire harness when connecting the ECM connectors.
  - Make sure that the lock levers are raised 90° before connecting the ECM connectors. Failure to do this may cause the lock lever and terminals to break.
  - Make sure that the levers are securely locked.
    
    Fig 3: Pushing Lock Lever Down To Lock ECM Connectors
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL CONNECTOR HOLDER BLOCK
1. Install the connector holder block with the 3 bolts.
  Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)
  
  Fig 4: Locating Connector Holder Block Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL