Subaru Forester: Maintenance and service / Spark plugs

Air cleaner element

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Drive belts

It is unnecessary to check the deflection of the drive belt periodically because your engine is equipped with an automatic belt tension adjuster. However, replacement of the belt should be done according to the maintenance schedule in the “Warranty and Maintenance Booklet”...

Other information:

Subaru Forester 2019-2026 Owners Manual: Seatbelt with shoulder belt pretensioner

NOTE This section is applicable to the following components. Rear passenger’s seatbelt (windowside) The pretensioner sensor also serves as follows. SRS frontal airbag sensor Side impact sensor Rollover sensor If the sensor detects a certain predetermined amount of force during frontal or side collisions or rollover accidents, any seatbelt that has a seatbelt pretensioner is quickly drawn back in by the retractor to take up the slack so that the belt more effectively restrains the seat occupant...

Subaru Forester 2019-2026 Owners Manual: Wear indicators

New tread Worn tread Tread wear indicator Each tire incorporates a tread wear indicator, which becomes visible when the depth of the tread grooves decreases to 0.063 in (1.6 mm). A tire must be replaced when the tread wear indicator appears as a solid band across the tread...