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: Front passenger’s SRS frontal airbag

The front passenger’s SRS frontal airbag uses a dual stage inflator. The inflator operates in different ways depending on the severity of impact. Occupant detection system sensors The occupant detection system sensors are installed between the seat and seat rails, and monitor the physique and posture of the front passenger...

Subaru Forester 2019-2026 Owners Manual: TEMPERATURE A, B, C

The temperature grades are A (the highest), B, and C, representing the tire’s resistance to the generation of heat and its ability to dissipate heat when tested under controlled conditions on a specified indoor laboratory test wheel. Sustained high temperature can cause the material of the tire to degenerate and reduce tire life, and excessive temperature can lead to sudden tire failure...