2021 Subaru WRX BaseFACTORY OEM SERVICE PROCEDURE

Cancel Code: Operation

WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.
  1. On [Start] screen, select [Diagnosis].
  2. On [Select Vehicle] screen, input the target vehicle information and select [OK].
  3. On [Main Menu] screen, select [Each System].
  4. On [Select System] screen, select [Engine], and then select [Next].
  5. Drive vehicle at 40 km/h (25 MPH) or more and set the cruise control.
    NOTE:

    When performing the entire diagnosis or cruise control diagnosis, first start the engine and wait until initial illumination of the ABS/VDC warning light completes. (If you start the diagnostics before performing the above procedures, the cancel code "43" is recorded and CRUISE indicator does not illuminate even though the CRUISE MAIN switch is pressed.)Β 

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.