During a long period of disuseDuring a long period of disuse - Automatic air conditioning* - For pleasant driving - Mitsubishi Carisma Owner's Manual - Mitsubishi Carisma

The air conditioning should be operated for at least five minutes each week, even in cold weather. This is to prevent poor lubrication of the compressor internal parts, and to maintain the air conditioning in the best operating condition.

If this procedure is not followed, the system may emit an unusual odour. This is not a fault in the system.

    See also:

    If the lamp illuminates while driving
    (1) Since there will always be a possibility of the vehicle becoming unstable when brakes are applied rapidly, ensure that brakes are applied gently and that high– speed driving is not attempted ...

    Other specifications
    ...

    Automatic air conditioning
    The air conditioning can only be used while the engine is running. ...