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System Inspection

REAR DEFOGGER SYSTEM SYMPTOM CHART

Symptom Repair order
Rear window defogger does not operate.
  1. Fuse (M/B No. 10)
  2. Rear defogger relay
  3. Defogger switch
  4. Defogger wire
  5. Check the wiring harness
  6. Check body integrated unit.
NOTE: Rear window defogger system can be customized on the Subaru Select Monitor, when the body integrated unit customize setting {A/C ECM setting} is "support". (Auto A/C model)
System name Initial setting Customize setting
Rr defogger op. mode OFF after 15 min. Repeat 15 min. operation and 2 min. stop.
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