Subaru Impreza 5-Door (2008)

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    Lubrication oil circulation in the refrigerant circuit
    Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. ...

    Anti-entrapment function
    When the moonroof senses a substantial enough object trapped between its glass and the vehicle’s roof during closure, it automatically moves back by 6 in (15 cm) from that point and then stops ...

    If no steam is coming from the engine compartment
    NOTE For details about how to check the coolant level or how to add coolant, refer to “Engine coolant” 1. Keep the engine running at idling speed. 2. Open the hood to ventilate the engine compartme ...