Ecm Removal

Engine. Lexus Gs430, Gs300. Uzs190 Grs190
3Gr-Fse 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 Grs190.3Gr-Fse Engine Control System.Sfi System.Ecm Removal

  1. Remove the 7 clips and duct seal.



3. REMOVE ENGINE ROOM SIDE COVER LH


Lexus Gs430, Gs300. Uzs190 Grs190.3Gr-Fse 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. Remove all water from on and around the ECM cover.
    2. Perform the inspection indoors to avoid rain.
    3. Be sure to prevent water intrusion to the ECM (connectors and screw parts).


5. REMOVE ECM


  1. Disconnect the ECM connectors.



      Lexus Gs430, Gs300. Uzs190 Grs190.3Gr-Fse Engine Control System.Sfi System.Ecm Removal

    1. Using a screwdriver, disconnect the connector holder.

    2. Disconnect the 6 ECM connectors.



    Lexus Gs430, Gs300. Uzs190 Grs190

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