Common Rail Removal

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

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  2. REMOVE NO. 1 ENGINE COVER

  3. REMOVE NO. 1 FUEL PIPE

  4. REMOVE WIRING HARNESS CLAMP BRACKET

  5. REMOVE NO. 1 INTAKE MANIFOLD INSULATOR

  6. REMOVE NO. 1 INJECTION PIPE SUB-ASSEMBLY

  7. REMOVE NO. 2 INJECTION PIPE SUB-ASSEMBLY

  8. REMOVE NO. 3 INJECTION PIPE SUB-ASSEMBLY

  9. REMOVE NO. 4 INJECTION PIPE SUB-ASSEMBLY

  10. DISCONNECT ENGINE WIRE

  11. REMOVE FUEL INLET PIPE SUB-ASSEMBLY

  12. REMOVE COMMON RAIL ASSEMBLY

Common Rail -- Removal



1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL


2. REMOVE NO. 1 ENGINE COVER


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



3. REMOVE NO. 1 FUEL PIPE


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Common Rail  Removal
  1. Loosen the 2 clips and disconnect the 2 fuel hoses.

  1. Remove the 2 bolts and the No. 1 fuel pipe.



4. REMOVE WIRING HARNESS CLAMP BRACKET


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Common Rail  Removal
  1. Disconnect the wire harness clamp.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Common Rail  Removal
  1. Disconnect the 5 wire harness clamps.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 bolts and wire harness clamp bracket.



5. REMOVE NO. 1 INTAKE MANIFOLD INSULATOR


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the No. 1 intake manifold insulator.



6. REMOVE NO. 1 INJECTION PIPE SUB-ASSEMBLY
NOTICE:
After removing the fuel pipe, cover the common rail with electrical tape to prevent dirt or foreign objects from entering the pipe inlet. Also protect the injector inlets with electrical tape or plastic bags.


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Common Rail  Removal
  1. Remove the 2 bolts and 4 injection pipe clamps.

  1. Using the SST, loosen the nut at the common rail end of the injection pipe.

    SST
    09023-38401
  1. Using the SST, loosen the nut at the injector end of the injection pipe.

    SST
    09023-38401
  1. Remove the No. 1 injection pipe sub-assembly.



7. REMOVE NO. 2 INJECTION PIPE SUB-ASSEMBLY
HINT:
Perform the same procedure as for the No. 1 injection pipe.


8. REMOVE NO. 3 INJECTION PIPE SUB-ASSEMBLY
HINT:
Perform the same procedure as for the No. 1 injection pipe.


9. REMOVE NO. 4 INJECTION PIPE SUB-ASSEMBLY
HINT:
Perform the same procedure as for the No. 1 injection pipe.


10. DISCONNECT ENGINE WIRE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the 4 injector connectors.

  1. Remove the 2 nuts.

  1. Disconnect the 2 harness clamps, and separate the engine wire harness.



11. REMOVE FUEL INLET PIPE SUB-ASSEMBLY


12. REMOVE COMMON RAIL ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Common Rail  Removal
  1. Disconnect the fuel pressure sensor connector (*1).

  1. Disconnect the fuel hose.

  1. Disconnect the pressure discharge valve connector (*2).



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 bolts and the common rail assembly.