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Engine Control System: ECM: Removal

NOTE: Replace the ECM with a new one if necessary.
  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
  2. REMOVE FRONT WIPER ARM HEAD CAP (for Hatchback) (See  REMOVAL  ) 
  3. REMOVE FRONT WIPER ARM HEAD CAP (for Sedan) (See  REMOVAL  ) 
  4. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH (for Hatchback) (See  REMOVAL  ) 
  5. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH (for Sedan) (See  REMOVAL  ) 
  6. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH (for Hatchback) (See  REMOVAL  ) 
  7. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH (for Sedan) (See  REMOVAL  ) 
  8. REMOVE HOOD TO COWL TOP SEAL (for Hatchback) (See  REMOVAL  ) 
  9. REMOVE COWL SIDE VENTILATOR SUB-ASSEMBLY LH (for Sedan) (See  REMOVAL  ) 
  10. REMOVE COWL SIDE VENTILATOR SUB-ASSEMBLY RH (for Sedan) (See  REMOVAL  ) 
  11. REMOVE COWL TOP VENTILATOR LOUVER LH (for Hatchback) (See  REMOVAL  ) 
  12. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY (for Hatchback) (See  REMOVAL  ) 
  13. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY (for Sedan LHD) (See  REMOVAL  ) 
  14. REMOVE WINDSHIELD WIPER MOTOR AND LINK (for Hatchback) (See  REMOVAL  ) 
  15. REMOVE WINDSHIELD WIPER MOTOR AND LINK (for Sedan) (See  REMOVAL  ) 
  16. REMOVE COWL TO REGISTER DUCT SUB-ASSEMBLY NO. 2 (for Hatchback) (See  REMOVAL  ) 
  17. REMOVE FRONT AIR SHUTTER SEAL (for Sedan) 
    1. Disengage the 3 claws and remove the front air shutter seal.
  18. REMOVE COWL TOP PANEL OUTER (for Hatchback) (See  REMOVAL  ) 
    Fig 1: Identifying Front Air Shutter Seal Claws
    G04828449Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE COWL TOP PANEL OUTER (for Sedan) 
    1. Disengage the claw and disconnect the wire harness.
      Fig 2: Identifying Wire Harness Claw
      G04828450Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 bolts and remove the cowl top panel outer center bracket.
      Fig 3: Locating Cowl Top Panel Outer Center Bracket Bolts
      G04828451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 8 bolts and remove the cowl top panel outer.
      Fig 4: Locating Cowl Top Panel Outer Bolts
      G04828452Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE ECM 
    1. Remove the 2 lock knobs and harness clamp.
      Fig 5: Removing Lock Knobs & Harness Clamp
      G04828453Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the 2 ECM connectors.
    3. Remove the bolt and 2 nuts and remove the ECM.
      Fig 6: Locating ECM Bolt & Nuts
      G04828454Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE ECM BRACKET 
    1. Remove the 2 screws and the ECM bracket.
      Fig 7: Locating ECM Bracket Screws
      G04828455Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE ECM BRACKET NO. 2 
    1. Remove the 2 screws and ECM bracket No. 2.
      Fig 8: Locating ECM Bracket No. 2 Screws
      G04828456Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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