Check With SUBARU Select Monitor

CAUTION: Before performing the inspection, check the following settings.

Wiper deicer setting → "support". If "no support", set to "support" using customize setting.
Rear defogger operation mode setting → initial setting or customize setting.

Check the input signal when the rear window defogger switch is operated using Subaru Select Monitor.
1. Connect the Subaru Select Monitor to data link connector.
2. Turn the ignition switch to ON.
3. On [Start] screen, select [Diagnosis].
4. On [Select Vehicle] screen, input the target vehicle information and select [Set].
5. On [Main Menu] screen, select [Each System].
6. On [Select System] screen, select [Body Control], and then select [Enter].
7. On [Select Function] screen, select [Data monitor].
8. From the data monitor item list, select [wiper deicer output].
9. Check the displayed data (ON/OFF) by pressing and holding the rear window defogger switch for at least 3 seconds.
Check the operation with rear window defogger switch pressed for at least 3 seconds.
- When customize setting is "Continuous", it is normal if the operation lasts for 15 minutes or more. However, if the vehicle speed is less than 15 km/h (9 MPH), the operation lasts for 15 minutes and then turns OFF.
- When customize setting is "Normal", it is normal if the operation lasts for 15 minutes and then turns OFF.
When the operation in 2) above fails, replace the body integrated unit.