Engine Control System (Service Information): ECM: Removal: Removal

PRECAUTION
NOTE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notice before proceeding with work. Refer to PRECAUTION .
REMOVE DECK BOARD ASSEMBLY . Refer to REMOVAL - Step 1
REMOVE NO. 1 DECK BOARD . Refer to REMOVAL - Step 2
REMOVE NO. 2 DECK BOARD . Refer to REMOVAL - Step 3
REMOVE REAR DECK FLOOR BOX . Refer to REMOVAL - Step 4
REMOVE DECK FLOOR BOX RH . Refer to REMOVAL - Step 5
DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
NOTE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected. Refer to INITIALIZATION .
REMOVE INVERTER WITH CONVERTER ASSEMBLY
Refer to REMOVAL
SEPARATE INVERTER RESERVE TANK ASSEMBLY
1. Remove the 2 bolts and separate the inverter reserve tank assembly.
  
  Fig 1: Identifying Inverter Reserve Tank Assembly & Fasteners
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE ECM
1. Remove the No. 1 relay block cover.
2. Disconnect the 3 wire connectors.
  
  Fig 2: Identifying ECM, No. 1 Relay Block Cover & Connectors
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Disengage the 2 claws, push up the engine room wire harness and separate it from the engine room relay block.
  
  Fig 3: Identifying Engine Room Wire Harness & Claws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Disengage the 2 claws and push up the side cover to remove it.
  
  Fig 4: Identifying Connector & Side Cover & Claws
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Loosen the bolt and separate the No. 2 engine room wire.
  
  Fig 5: Identifying No. 2 Engine Room Wire
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
6. Disconnect the 2 ECM connectors.
  1. Disconnect the 2 wire harness clamps.
    
    Fig 6: Identifying Wire Harness, Clamps & Lever Locks
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Push the locks on the 2 levers, then raise the levers, and disconnect the 2 ECM connectors.
    NOTE:
    After disconnecting the connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the connectors.
7. Separate the 2 wire harness clamps.
  
  Fig 7: Identifying Clamps
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
8. Remove the 2 bolts and ECM.
  
  Fig 8: Identifying ECM & Fasteners
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002