Ecm Removal

Engine. Lexus Gs430, Gs300. Uzs190 Grs190
3Uz-Fe Engine Control System. Lexus Gs430, Gs300. Uzs190 Grs190

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  2. REMOVE COOL AIR INTAKE DUCT SEAL

  3. REMOVE ENGINE ROOM SIDE COVER LH

  4. REMOVE ECM COVER

  5. REMOVE ECM

Ecm -- 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 COOL AIR INTAKE DUCT SEAL


    Lexus Gs430, Gs300. Uzs190 Grs190.3Uz-Fe Engine Control System.Sfi System.Ecm Removal

  1. Remove the 7 clips and intake duct seal.



3. REMOVE ENGINE ROOM SIDE COVER LH


    Lexus Gs430, Gs300. Uzs190 Grs190.3Uz-Fe Engine Control System.Sfi System.Ecm Removal

  1. Remove the 3 clips and side cover.



4. REMOVE ECM COVER


    Lexus Gs430, Gs300. Uzs190 Grs190

  1. Remove the 3 bolts and ECM cover.

    NOTICE:
    1. Make sure there is no water n or around the ECM cover.
    2. Perform the inspection indoors to avoid rain.
    3. Prevent water from contacting the ECM's connectors and screw areas.


5. REMOVE ECM


    Lexus Gs430, Gs300. Uzs190 Grs190.3Uz-Fe Engine Control System.Sfi System.Ecm Removal

  1. Disconnect the wire harness.

    1. Using a screwdriver, disconnect the 2 connector holders.

    2. Disconnect the 5 ECM connectors.



    Lexus Gs430, Gs300. Uzs190 Grs190

  1. Remove the 2 nuts and ECM from the ECM box.