Exhaust Manifold Converter Removal

Engine. Lexus Is250, Is220D. Gse20 Ale20
2Ad-Fhv Emission Control. Lexus Is250, Is220D. Gse20 Ale20

  1. REMOVE NO. 1 ENGINE COVER

  2. REMOVE COOL AIR INTAKE DUCT SEAL

  3. REMOVE ENGINE ROOM SIDE COVER RH

  4. REMOVE POWER STEERING ECU ASSEMBLY

  5. REMOVE BATTERY TRAY

  6. REMOVE FRONT EXHAUST PIPE ASSEMBLY

  7. REMOVE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY

  8. REMOVE EXHAUST GAS TEMPERATURE SENSOR (UPPER)

  9. REMOVE EXHAUST GAS TEMPERATURE SENSOR (LOWER)

  10. REMOVE NO. 1 VACUUM PIPE

  11. REMOVE NO. 2 VACUUM PIPE

  12. REMOVE NO. 1 MANIFOLD CONVERTER INSULATOR

Exhaust Manifold Converter -- Removal



1. REMOVE NO. 1 ENGINE COVER


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the No. 1 engine cover.



2. REMOVE COOL AIR INTAKE DUCT SEAL


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 11 clips and intake duct seal.



3. REMOVE ENGINE ROOM SIDE COVER RH


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 clips and side cover.



4. REMOVE POWER STEERING ECU ASSEMBLY
HINT:
(Click here)


5. REMOVE BATTERY TRAY


6. REMOVE FRONT EXHAUST PIPE ASSEMBLY
HINT:
(Click here)


7. REMOVE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Disconnect the 2 exhaust gas temperature sensor connectors.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Remove the 2 bolts and nut from the No. 1 manifold stay.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Remove the 2 bolts, nut and No. 2 manifold stay.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Using pliers, slide the clip to disconnect the No. 1 and No. 2 vacuum transmitting hose.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Remove the 3 nuts.

  1. Remove the manifold converter sub-assembly and turbine outlet elbow gasket.

  1. Remove the No. 1 manifold stay.



8. REMOVE EXHAUST GAS TEMPERATURE SENSOR (UPPER)


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 3 nuts.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Using SST, remove the exhaust gas temperature sensor (upper) from the manifold converter.

    SST
    09023-38401


9. REMOVE EXHAUST GAS TEMPERATURE SENSOR (LOWER)


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Remove the 2 nuts.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Using SST, remove the exhaust gas temperature sensor (lower) from the manifold converter.

    SST
    09023-38401


10. REMOVE NO. 1 VACUUM PIPE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the nut.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Using SST, remove the No. 1 vacuum pipe from the manifold converter.

    SST
    09023-38401


11. REMOVE NO. 2 VACUUM PIPE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the bolt and nut.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Emission Control.Emission Control System.Exhaust Manifold Converter  Removal
  1. Using SST, remove the No. 2 vacuum pipe from the manifold converter.

    SST
    09023-38401


12. REMOVE NO. 1 MANIFOLD CONVERTER INSULATOR


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 3 bolts, nut and No.1 manifold converter insulator.