Engine Control System (1GR-FE): ECM: Removal

NOTE:

Perform RESET MEMORY (AT initialization) when replacing the automatic transmission assembly, engine assembly or ECM (See PROBLEM SYMPTOMS TABLE ).
Perform REGISTRATION (VIN registration) when replacing the ECM (See REGISTRATION ).
If the ECM has been replaced or RESET MEMORY (AT initialization) has been performed, set up the function of the ATF (Automatic Transmission Fluid) temperature warning light (See PROBLEM SYMPTOMS TABLE ).
Perform the Throttle body initialization when replacing the ECM (See INSTALLATION ).

REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY (See REMOVAL )
REMOVE INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY LOWER RH (See REMOVAL )
REMOVE ECM
1. Disconnect the 6 ECM connectors, 6 No. 2 junction block connectors and wire harness clamp.
  
  Fig 1: Locating ECM Connectors And Wire Harness Clamp
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the 2 bolts and nut and the ECM.
  
  Fig 2: Locating ECM Connector And Nut With Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE NO. 2 JUNCTION BLOCK
1. Remove the bolt.
2. Disengage the claw and remove the No. 2 junction block.
  
  Fig 3: Locating No. 2 Junction Block Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE NO. 2 ECM BRACKET
1. Remove the 2 screws and the No. 2 ECM bracket.
  
  Fig 4: Locating No. 2 ECM Bracket With Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE ECM BRACKET
1. Remove the 2 screws and the ECM bracket.
  
  Fig 5: Locating ECM Bracket With Screws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002