Subaru Forester: Maintenance and service / Windshield washer fluid

Alloy wheels

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Adding the windshield washer fluid

CAUTION Never use engine coolant as washer fluid because it could cause paint damage. Remove the washer tank filler cap, then add windshield washer fluid...

Other information:

Subaru Forester 2019-2026 Owners Manual: Inattentive/drowsy driving warning

While driving, the Driver Monitoring System monitors possible cases of driver inattention or drowsiness and warns the driver. When the inattentive/drowsy driving warning activates, the buzzer sounds and an interrupt display appears. NOTE The inattentive/drowsy driving warning operates regardless of the status of the user recognition function...

Subaru Forester 2019-2026 Owners Manual: Windshield washer fluid

Use windshield washer fluid. If windshield washer fluid is unavailable, use clean water. In areas where water freezes in winter, use an anti-freeze type windshield washer fluid. If you fill the reservoir tank with a fluid with a different concentration from the one used previously, purge the old fluid from the piping between the reservoir tank and washer nozzles by operating the washer for a certain period of time...