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  1. M

    4200 Display "E" (AIR CONDITIONING no heating)

    Thank you very much, I measured the actuator today, there is continuity at the 3 contacts, depending on whether you move left or right. Today I disconnected all sensors and actuators one by one... Each time, a different error code appears. AA55/AA84 always remain, even when the actuator is...
  2. M

    4200 Display "E" (AIR CONDITIONING no heating)

    Thank you, I'll check later on the other 3 contacts if there is any feedback. How can I test the interior sensor? I measured 12V on red/black and found resistance on the gray one.
  3. M

    4200 Display "E" (AIR CONDITIONING no heating)

    Thank you for your response. The temperature on the Speedometer seems to be displayed correctly (I think). Is that also the sensor in the mirror? Thanks
  4. M

    4200 Display "E" (AIR CONDITIONING no heating)

    Hello everyone, I have a problem with my Maserati 4200 CC. The actuator for the hot/cold flap is no longer turning. I am getting fault codes AA84 and AA55. The motor and the flap move with a 9V battery. Where could the errors be? Sorry for my slow English, I'm from Germany. Thanks, Tim