Fuel Tank - Removal

Lexus IS250 IS220d GSE20 ALE20 2AD-FHV FUEL

FUEL TANK - REMOVAL

1. DISCHARGE FUEL SYSTEM PRESSURE
  • HINT:
  • .
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
3. REMOVE REAR SEAT CUSHION ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Detach the 2 front hooks of the seat cushion from the vehicle body.

  • NOTICE:
  • Follow the instructions below carefully as the cushion frame deforms easily.

Choose a hook to detach first. Place your hands near the hook as shown in the illustration. Then lift the seat cushion to detach the hook.

Repeat for the other hook.

Detach the 2 rear hooks of the seat cushion from the seatback.

Remove the seat cushion.

4. REMOVE REAR NO. 2 FLOOR SERVICE HOLE COVER
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the rear No. 2 floor service hole cover and disconnect the fuel suction tube connector.

5. REMOVE FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the connector from the fuel suction with pump and gauge assembly.

Disconnect the fuel pump tube.

  • NOTICE:
  • Before beginning this procedure, check for foreign matter on the joint clips. Clean if necessary.

Widen the tip of the 2 tube joint clips and pull out the clip in the direction indicated by the arrow.

Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the No. 1 fuel tank main tube and No. 2 fuel tank suction tube.

  • NOTICE:
Keep the O-rings free of foreign matter, as they will become contaminated easily.
Do not use any tools in this procedure.
Do not forcefully bend or twist the tube.
Put the tube in a plastic bag to prevent it from becoming contaminated or damaged.
If the fuel suction plate and tube are stuck together, pinch the tube and turn it carefully to disconnect it.
Be careful not to damage any clips. If a clip is damaged, replace it.

Widen the tip of the 2 tube joint clips and pull out the clip in the direction indicated by the arrow.

Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 2 tube joint clips, No. 2 fuel main tube and fuel tank suction tube.

  • NOTICE:
Keep the O-rings free of foreign matter, as they will become contaminated easily.
Do not use any tools in this procedure.
Do not forcefully bend or twist the tube.
Put the tube in a plastic bag to prevent it from becoming contaminated or damaged.
If the fuel suction plate and tube are stuck together, pinch the tube and turn it carefully to disconnect it.
Be careful not to damage any clips. If a clip is damaged, replace it.
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 8 bolts and the fuel tank vent tube set plate.

  • HINT:
  • While holding the fuel suction tube by hand, remove the fuel tank vent tube set plate.
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the No. 2 fuel hose.

Remove the fuel suction tube from the fuel tank.

  • HINT:
Make sure that the fuel sender gauge arm does not bend.
Do not damage the No. 2 fuel hose.

Remove the fuel suction tube set gasket.

6. DRAIN FUEL
7. REMOVE REAR FLOOR SERVICE HOLE COVER
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the rear floor service hole cover.

8. REMOVE FUEL SENDER GAUGE ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the fuel sender gauge connector.

Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 5 bolts and fuel sender gauge.

Remove the fuel sender gauge from the fuel tank.

  • NOTICE:
  • Be careful not to bend the arm of the fuel sender gauge.
9. REMOVE NO. 2 DIFFERENTIAL SUPPORT PROTECTOR
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 2 nuts and No. 2 differential support protector from the suspension member brace.

10. REMOVE NO. 1 DIFFERENTIAL SUPPORT PROTECTOR
  • HINT:
  • Removal procedure of the No. 1 differential support protector is the same as that of the No. 2 differential support protector.
11. REMOVE FLOOR UNDER COVER
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the No. 1 floor under cover and No. 2 floor under cover.

12. REMOVE REAR NO. 1 FLOOR PANEL BRACE
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 bolts and rear No. 1 floor panel brace.

13. REMOVE FRONT CENTER FLOOR BRACE
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 bolts and front center floor brace.

14. REMOVE REAR SUSPENSION MEMBER BRACE LOWER LH
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 bolts and suspension member brace lower LH.

15. REMOVE REAR SUSPENSION MEMBER BRACE LOWER RH
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 bolts and suspension member brace lower RH.

16. DISCONNECT AIR FUEL RATIO SENSOR
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Using SST, remove the air fuel ratio sensor.

  • SST
  • 09224-00010
17. REMOVE FRONT EXHAUST PIPE ASSEMBLY
  • HINT:
  • .
18. REMOVE AIR GUIDE PLATE OUTSIDE RH
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 nuts and outside air guide plate RH.

19. REMOVE FRONT NO. 1 FLOOR HEAT INSULATOR
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 nuts and front No. 1 floor heat insulator.

20. REMOVE PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY
  • HINT:
  • .
21. REMOVE REAR SUSPENSION MEMBER BRACE LH
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 2 bolts and rear suspension member brace LH.

22. REMOVE REAR SUSPENSION MEMBER BRACE RH
  • HINT:
  • Removal procedure of the RH side is the same as that of the LH side.
23. DISCONNECT PARKING BRAKE CABLE ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 bolts.

Disconnect the 2 parking brake cables from the 4 clamps.

24. DISCONNECT FUEL TUBE SUB-ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the fuel tank return vent tube.

  • NOTICE:
Remove any dirt and foreign objects on the fuel tube connector before performing this work.
Do not allow any scratches or foreign objects on the parts when disconnecting, as the fuel tube connector has O-rings that seal the pipe.
Perform this work by hand. Do not use any tools.
Do not forcibly bend, twist or turn the nylon tube.
Protect the disconnected part by covering it with a plastic bag after disconnecting the fuel pump tube.
If the fuel tube connector and pipe are stuck, push and pull on them to release them.
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the fuel tank main tube.

  • NOTICE:
Remove any dirt and foreign objects on the fuel tube connector before performing this work.
Do not allow any scratches or foreign objects on the parts when disconnecting, as the fuel tube connector has O-rings that seal the pipe.
Perform this work by hand. Do not use any tools.
Do not forcibly bend, twist or turn the nylon tube.
Protect the disconnected part by covering it with a plastic bag after disconnecting the fuel pump tube.
If the fuel tube connector and pipe are stuck, push and pull on them to release them.
25. DISCONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the 3 fuel tubes from the fuel route switching valve.

Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the fuel tube from the fuel filter.

26. DISCONNECT FUEL TANK RETURN TUBE SUB-ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the 2 fuel tubes from the fuel sedimenter assembly.

Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the fuel tube clamp.

27. DISCONNECT FUEL TANK TO FILLER PIPE HOSE
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Loosen the hose clamp bolt and disconnect the fuel tank to filler pipe hose.

28. REMOVE FUEL TANK ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Place an engine lifter under the fuel tank assembly.

Remove the 4 bolts, fuel tank bands and fuel tank assembly.

Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Slightly lower the transmission jack.

Disconnect the fuel tank breather hose and remove the fuel tank assembly.

29. REMOVE NO. 1 FUEL TANK BREATHER TUBE SUB-ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 4 bolts, No. 1 fuel tank breather tube sub-assembly and gasket.

30. REMOVE FUEL TANK VENT HOSE
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the clip and fuel tank vent hose.

31. REMOVE FUEL TANK MAIN TUBE SUB-ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the clamp and remove the fuel tank main tube sub-assembly.

Remove the clamp.

32. REMOVE FUEL TANK RETURN TUBE SUB-ASSEMBLY
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Disconnect the 3 clamps and remove the fuel tank return tube sub-assembly.

Remove the 3 clamps.

33. REMOVE FUEL TANK TO FILLER PIPE HOSE
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Loosen the hose clamp bolt and remove the fuel tank to filler pipe hose from the fuel tank.

34. REMOVE FUEL TANK CUSHION
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the 11 fuel tank cushions shown in the illustration.

35. REMOVE NO. 2 FUEL TANK PROTECTOR
Fuel Tank - Removal. 2AD-FHV FUEL. Lexus IS250 IS220d GSE20 ALE20

Remove the No. 2 fuel tank protector from the fuel tank assembly.

LEXUS IS250, IS220d / GSE20 ALE20