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Automatic Transaxle (Aa80F): TCM: Removal

  1. REMOVE COWL TOP VENTILATOR LOUVER  (See REMOVAL )
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
    NOTE:
    • When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See INITIALIZATION ).
    • After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
  3. REMOVE AIR CLEANER INLET COVER SUB-ASSEMBLY 
    1. Remove the 2 clips and air cleaner inlet cover.
  4. REMOVE ENGINE ROOM SIDE COVER LH 
  5. REMOVE ENGINE ROOM ECU COVER 
    NOTE:
    • Wipe off any water on or around the engine room ECU cover.
    • Perform these procedures in a dry place away from rain, etc.
    • Do not allow water to enter the ECM through its connector areas, screw areas, etc.
    1. Remove the 3 bolts and engine room ECU cover.
    Fig 1: Identifying Engine Room ECU Cover And Bolts
    G04943041Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE TCM 
    1. Disconnect the 4 connectors.
    2. Remove the 2 nuts and TCM.
    Fig 2: Locating Nuts And TCM
    G04943042Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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