Diesel Data: Automotive Repair

Removal








1NZ-FXE ENGINE CONTROL SYSTEM: ECM: REMOVAL

REMOVAL

1. 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.

2. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY
(a) Remove the instrument panel Removal.
3. REMOVE NO. 3 HEATER TO REGISTER DUCT Removal
4. REMOVE ECM





(a) Disconnect the 4 ECM connectors.
(b) Disconnect the 4 hybrid vehicle control ECU connectors.





(c) Remove the 2 nuts and bolt, and ECM with bracket.





(d) Remove the 2 nuts and ECM.





(e) Remove the 6 screws and 3 No. 1 ECM brackets.





(f) Remove the 4 screws and 2 No. 2 ECM brackets.





(g) Remove the 2 screws and No. 3 ECM bracket.