2013 Subaru TribecaFACTORY OEM SERVICE PROCEDURE

Automatic Transmission Assembly: Removal

  1. Open the front hood and support with the hood stay.
  2. Disconnect the ground cable from battery.
  3. Remove the collector cover.
  4. Remove the air intake chamber and intake boot. < Ref. to REMOVAL , Air Intake Chamber. >
  5. Remove the air breather hose. < Ref. to REMOVAL , Air Breather Hose. >
  6. Remove the starter. < Ref. to REMOVAL , Starter. >
  7. Disconnect the front oxygen (A/F) sensor, rear oxygen sensor and transmission harness connector.
    Fig 1: Identifying Transmission Harness Connectors, Front And Rear Oxygen Sensor Connectors
    G08545018Courtesy of SUBARU OF AMERICA, INC.
  8. Disconnect the engine harness connectors, and then remove the engine hanger rear.
    Fig 2: Identifying Engine Harness Connectors And Engine Hanger Rear
    G08545019Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the vacuum pipe & hose assembly and the brake vacuum pump. < Ref. to REMOVAL , Brake Vacuum Pump. >
  10. Remove the throttle body securing bolts to and slide the throttle body over.
    Fig 3: Identifying Throttle Body Cover And Mounting Bolts
    G05670942Courtesy of SUBARU OF AMERICA, INC.
  11. Separate the torque converter from drive plate.
    1. Remove the service hole plug.
    2. Remove the bolts which hold torque converter to drive plate.
    3. Remove the four bolts by rotating the crank pulley a little at a time.
    4. Make sure the torque converter moves freely by rotating with finger through the starter installation hole.
      CAUTION: Be careful not to drop bolts into the converter housing.
  12. Attach the ST to the converter case.

    ST 498277200 STOPPER SET

    Fig 4: Attaching ST To Converter Case
    G05002491Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the pitching stopper.
    Fig 5: Identifying Pitching Stopper
    G05670944Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the pitching stopper bracket.
    Fig 6: Identifying Pitching Stopper Bracket
    G05032040Courtesy of SUBARU OF AMERICA, INC.
  15. Set the ST.

    ST1 41099AA010 ENGINE SUPPORT BRACKET

    ST2 41099AA020 ENGINE SUPPORT

    Fig 7: Setting Engine Support Bracket And Engine Support
    G05032023Courtesy of SUBARU OF AMERICA, INC.
  16. Remove the transmission mounting bolt (upper side).
    Fig 8: Identifying Transmission Mounting Bolts
    G06651965Courtesy of SUBARU OF AMERICA, INC.
  17. Lift up the vehicle.
  18. Remove the under cover.
  19. Remove the front exhaust pipe, rear exhaust pipe and muffler. < Ref. to REMOVAL , Front Exhaust Pipe. > < Ref. to REMOVAL , Rear Exhaust Pipe. > < Ref. to REMOVAL , Muffler. >
  20. Remove the heat shield cover.
    Fig 9: Identifying Heat Shield Cover
    G08545026Courtesy of SUBARU OF AMERICA, INC.
  21. Remove the ATF drain plug to drain ATF. < Ref. to REPLACEMENT , Automatic Transmission Fluid. >
  22. Remove the oil charge pipe.
    Fig 10: Identifying Oil Charge Pipe
    G05022200Courtesy of SUBARU OF AMERICA, INC.
  23. Disconnect the connector from turbine speed sensor 1.
    Fig 11: Identifying Turbine Speed Sensor 1 Connector
    G08545028Courtesy of SUBARU OF AMERICA, INC.
  24. Remove the turbine speed sensor 1 from the transmission body.
    CAUTION: Failure to follow this procedure may cause the interference between vehicle body and sensor while removing/installing transmission, and resulting in damage.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.