VA WRX FA20 Turbo Removal


  1. Remove the trim clips holding the plastic skid tray in place.  There should be 9 clips holding the center in place, then the two in each wheel well.

                     

  2. Remove the four 12mm bolts on the skid tray.

            

  3. Unplug the front O2 sensor and unclip the harness from the heat shield.

        


  4. Using a 22mm oxygen sensor wrench, remove the o2 sensor and leave it somewhere safe.




  5. Unplug the rear o2 sensor, removing the sensor isn't needed.




  6. Remove the four 14mm nuts holding the jpipe on to the turbo.

        


  7. From the bottom, remove the 2 12mm bolts holding the heat shield onto the downpipe bracket.

     


  8. Remove the bolt going vertically into that same bracket  from the top.

        


  9. Remove the other bolt towards the driver's side in order to remove the jpipe heatshield.

        


  10. Now remove the heatshield and bracket from the car.

        


  11. Remove the rear jpipe bolts and remove the jpipe from the car.




  12. Moving to the exhaust manifold remove the 5 10mm bolts from the heatshield, there should be one in each corner and one in the center.

        


  13. Moving over to the intake side of the turbo, remove the turbo inlet hose using an 8mm socket on the hose clamps.




  14. Either remove the electrical connector from the blowby sensor or push up on the sensor itself (in white( until it comes free of the intake tube.

        


  15. Remove the vacuum lines going to the EBCS from the turbo, as well as the electrical connection going to the EBCS




  16. Undo the two 10mm bolts hodling the inlet housing to the turbo.




  17. Squeeze the hose clamp going to the BPV and pull down on the housing in order to pull it free from the car.

        


  18. Remove the two 19mm bolts holding the BPV assembly to the turbo.




  19. Position a drain pan of some so under the turbo, then disconnect the oil line from the oil scavenge tank by gently squeezing the factory spring clamp.




  20. Once the drip stops, zip tie the line up and out of the way.


  21. Undo the spring clip and remove the coolant line going to the turbo at the bottom.  (If you have a hose clamp tool using it can minimize leaks.)




  22. Now go up and remove the top line going in to the turbo.




  23. Remove the 10mm from the center of the heat shields on the front of the turbo.




  24. Slowly remove the two 10mm bolts holding the oil tank in place.  Zip tie it out of place.  Make sure to catch the gasket if it comes off.

        

  25. Zip tie the tank out of the way.




  26. Remove the oil feed line using a 17mm line.




  27. Loosen the six 14mm bolts holding the exhaust manifold and turbo assembly in place, and remove it from the car.

            

  28. Remove the two 10mm bolts holding the heatshield at the rear and remove the heat shield in order to gain better access to the turbo.

        



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