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Home >> Subaru >> 2018 >> Outback 2.5i >> Repair and Diagnosis >> Body & Frame >> Windows >> Window Glass & Mirrors >> Rear Window Defogger System >> Inspection >> System Inspection

System Inspection

Symptoms Inspection order
Rear window defogger does not operate.
  1. Check the fuse.
  2. Check the rear defogger relay.
  3. Check the rear window 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 {Auto A/C Setting} of the body integrated unit is set to {support}.
System name Initial setting Customize setting
Rear defogger operation mode Normal Continuous*

* When the battery voltage remains at 10 V or less for 30 seconds, the continuous operation is suspended and turned to the normal operation.

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