System Inspection

Symptoms	Repair order
Wiper deicer does not operate.	Fuse (F/B No. 4, 9) Wiper deicer relay Wiper deicer switch Wiring harness Body integrated unit

NOTE: Wiper deicer system can be customized on the Subaru Select Monitor.

System name

Initial setting

Customize setting

Wiper deicer timer

OFF after 15 min.

Continuous operation⁽¹⁾

⁽¹⁾	When one of the following conditions occurs, continuous operation is suspended and turned off after 15 minutes.

Ambient temperature at 5°C (41°F) or more continues for 10 seconds.
Malfunction occurs on ambient sensor.
Vehicle speed of 15 km/h (9 MPH) or less continues 15 minutes (OFF when conditions are met)
Malfunction occurs in CAN communication.
Battery voltage remains at 10 V or less for 30 seconds.