Can I use car AC when engine is off?
You cannot turn on the air conditioning without the engine running. The compressor for the air conditioning gets it’s drive from the engine and hence it will only work when the engine is running.
What to do if your Mercedes AC unit stops working?
Be aware that if you reset the unit and it again stops working, you need to take the vehicle in to the dealership for repairs. Insert the key into the Mercedes ignition and turn the ignition cylinder to the “2” position. This is as far as the cylinder will go without cranking the engine.
Why does my car a / C not shut off?
When I came back down the driveway and parked my car and turned it off, taking the keys out of the ignition, my A/C was still blowing (and hard!) and wouldn’t shut off! I even turned the knob to “off” and it still wouldn’t shut off. My car was totally off and the keys were out of the ignition.
Why does my a / C CLUTCH not spin when I Turn on the AC?
The center part on the pulley of the A/C compressor will not spin when you have the air conditioner off or if there is a problem. Once you turn on the AC the center part of the compressor, the AC clutch should engage and start to rotate with the pulley.
What to do if your AC doesn’t turn off?
My AC doesn’t turn off. Reasons why my AC doesn’t shut off. – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.
Be aware that if you reset the unit and it again stops working, you need to take the vehicle in to the dealership for repairs. Insert the key into the Mercedes ignition and turn the ignition cylinder to the “2” position. This is as far as the cylinder will go without cranking the engine.
When I came back down the driveway and parked my car and turned it off, taking the keys out of the ignition, my A/C was still blowing (and hard!) and wouldn’t shut off! I even turned the knob to “off” and it still wouldn’t shut off. My car was totally off and the keys were out of the ignition.
What should I do if my AC won’t turn off?
The best way to check if your thermostat is responsible for the AC not turning off is to set it to room temperature or slightly above. If everything is working correctly, the AC should turn off since it’s reached the desired temperature.
The center part on the pulley of the A/C compressor will not spin when you have the air conditioner off or if there is a problem. Once you turn on the AC the center part of the compressor, the AC clutch should engage and start to rotate with the pulley.