2002 Subaru Outback Base, 4D SedanFACTORY OEM SERVICE PROCEDURE

Engine Control Module: Removal

  1. Disconnect battery ground cable.
    Fig 1: Disconnecting Battery Ground Cable
    G03584275Courtesy of SUBARU OF AMERICA, INC.
  2. Remove lower inner trim of passenger side. < Ref. to REMOVAL , Lower Inner Trim. >
  3. Detach floor mat of front passenger seat.
    Fig 2: Removing Floor Mat Of Front Passenger Seat
    G03584276Courtesy of SUBARU OF AMERICA, INC.
  4. Remove lower inner trim of passenger side. < Ref. to REMOVAL , Lower Inner Trim. >
  5. Detach floor mat of front passenger seat.
  6. Remove protect cover.
    Fig 3: Removing Protect Cover
    G03584277Courtesy of SUBARU OF AMERICA, INC.
  7. Remove nuts which hold ECM to bracket.
    Fig 4: Removing Nuts Hold ECM To Bracket
    G03584278Courtesy of SUBARU OF AMERICA, INC.
  8. Remove clip from bracket.
    Fig 5: Removing Clip From Bracket
    G03584279Courtesy of SUBARU OF AMERICA, INC.
  9. Disconnect ECM connectors and take out ECM.
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:

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

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