2003 Subaru Baja AutomaticFACTORY OEM SERVICE PROCEDURE

Knock Sensor: Removal

  1. Disconnect battery ground cable.
    Fig 1: Disconnecting Battery Ground Cable
    G02874882Courtesy of SUBARU OF AMERICA, INC.
  2. Remove air cleaner case.

    < Ref. to REMOVAL , Air Cleaner Case.>

  3. Disconnect knock sensor connector.
    Fig 2: Disconnecting Knock Sensor Connector
    G02874883Courtesy of SUBARU OF AMERICA, INC.
  4. Remove knock sensor from cylinder block.
    Fig 3: Removing Knock Sensor From Cylinder Block
    G02874884Courtesy of SUBARU OF AMERICA, INC.
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.