Engine Control Module: Service and Repair

ECM (3MZ-FE)
REPLACEMENT
1. DISCONNECT ENGINE WIRE NO.3 (BATTERY NEGATIVE TERMINAL)
2. REMOVE FRONT DOOR SCUFF PLATE RH
3. REMOVE INSTRUMENT PANEL UNDER COVER SUB-ASSY NO.1
4. REMOVE INSTRUMENT PANEL SUB-ASSY LOWER





5. REMOVE STEREO COMPONENT AMPLIFIER ASSY
(a) Disconnect the 3 stereo component amplifier connectors.
(b) Remove the 2 nuts, then remove the stereo component amplifier.





6. REMOVE ECM
(a) Remove the wire harness clamp.
(b) Disconnect the 5 ECM connectors.
(c) Remove the 2 nuts, then remove the ECM.





7. REMOVE ECM BRACKET
(a) Remove the 2 screws, then remove the ECM bracket.





8. REMOVE ECM BRACKET NO.2
(a) Remove the 2 screws, then remove the ECM bracket No.2.





9. REMOVE ECM BRACKET NO.3
(a) Remove the 2 screws, then remove the ECM bracket No 3.

10. INSTALL ECM BRACKET NO.3
11. INSTALL ECM BRACKET NO.2
12. INSTALL ECM BRACKET
13. INSTALL ECM
Torque: 5.5 N-m (56 kgf-cm, 49 in.-lbf)
14. INSTALL STEREO COMPONENT AMPLIFIER ASSY
Torque: 5.5 N-m (56 kgf-cm, 49 in.-lbf)
15. INSTALL INSTRUMENT PANEL SUB-ASSY LOWER
16. INSTALL INSTRUMENT PANEL UNDER COVER SUB-ASSY NO.1
17. INSTALL FRONT DOOR SCUFF PLATE RH
18. CONNECT ENGINE WIRE NO.3 (BATTERY NEGATIVE TERMINAL)
Torque: 5.4 N-m (55 kgf-cm, 48 in.-lbf)
19. RESET MEMORY
20. SYSTEM INITIALIZATION