2012 Subaru Outback RFACTORY OEM SERVICE PROCEDURE

Check System

Symptoms Inspection order
Rear window defogger does not operate.
  1. Check the fuse.
  2. Check the rear defogger relay.
  3. Check the defogger switch.
  4. Check the heat wire.
  5. Check the wiring harness.
  6. Check body integrated unit.
NOTE: Rear window defogger system can be customized using the Subaru Select Monitor, when the customize setting {A/C ECM setting} of the body integrated unit is set to With.
System name Initial setting Customize setting
Rr Defogger op. mode OFF after 15 min. Repeat 15 min. operation and 2 min. stop.
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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