Removal

2UR-FSE ENGINE CONTROL SYSTEM: ECM: REMOVAL

REMOVAL

1. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY

2. REMOVE BATTERY SERVICE HOLE COVER LH Battery

3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
NOTICE:
- When disconnecting the cable, some systems need to be initialized after the cable is reconnected Repair Instruction - Initialization.
- After the power 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 power switch OFF, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.

4. REMOVE BATTERY SERVICE HOLE COVER

5. REMOVE SERVICE PLUG GRIP Removal

6. REMOVE AIR CLEANER INLET COVER SUB-ASSEMBLY Removal

7. REMOVE ENGINE ROOM SIDE COVER LH Removal







8. REMOVE ENGINE ROOM ECU COVER
- Wipe off any water on or around the ECU cover.
- Perform these procedures in a dry place away from rain, etc.
- Do not allow water to enter the ECM through its connectors areas, screw areas, etc.

(a) Remove the 3 bolts and ECU cover.






9. REMOVE HYBRID VEHICLE CONTROL ECU
(a) Disconnect the 4 ECU connectors.
(b) Remove the 2 nuts and ECU.
10. DISCONNECT NO. 2 CONNECTOR HOLDER






(a) Disconnect the 2 engine wire connectors.
(b) Disconnect the 2 claws with the connector holder.






11. REMOVE ECM
(a) Disconnect the 6 ECM connectors.
(b) Remove the 2 nuts and ECM.
(c) Remove the 4 screws and 2 ECM brackets from the ECM.