Subaru Forester: Maintenance and service / Cooling system

Synthetic oil

Y..

Safety precautions

WARNING Never attempt to remove the radiator cap until the engine has been shut off and has cooled down completely. Since the coolant is under pressure, you may suffer serious burns from a spray of boiling hot coolant when the cap is removed...

Other information:

Subaru Forester 2019-2026 Owners Manual: System temporary stop

BSD/RCTA temporary stop message BSD/RCTA OFF indicator light This display appears when the system is used under the following conditions. Extremely high or low temperatures When abnormal voltage exists for the vehicle battery. When the radar sensor is significantly misaligned...

Subaru Forester 2019-2026 Owners Manual: If the light illuminates steadily

If the light illuminates steadily while driving or does not turn off after the engine starts, an emission control system malfunction has been detected. You should have your vehicle checked by an authorized SUBARU dealer immediately. NOTE This light also illuminates when the fuel filler cap is not tightened until it clicks...