How do I reset my ML350 air conditioner?
How to Reset a Mercedes AC System
- Insert the key into the Mercedes ignition and turn the ignition cylinder to the “2” position.
- Press and hold the defrost and recirculated air buttons simultaneously.
- Wait 45 to 60 seconds for the LED lights to stop flashing.
- Wait 60 seconds and then start the car engine again.
Why is my Mercedes air conditioner not working?
Your Mercedes vehicle will flash a host of service lights to inform you when something might be damaged inside the car. If the air conditioner unit is not running normally or is only blowing out warm air, it may be a temporary fault. Sometimes the unit isn’t actually damaged, and resetting your climate control unit …
How to troubleshoot a / C compressor clutch problems on your Mercedes?
This video is helpful if you are trying to troubleshoot air conditioner problems, the A/C compressor clutch in particular. This opens in a new window. Start by turning the engine on. Set the AC to maximum cold setting. Open the hood and look at the serpentine belt to locate the AC compressor.
What should I do if my Mercedes engine 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.
Why does my Mercedes car flash service lights?
Your Mercedes vehicle will flash a host of service lights to inform you when something might be damaged inside the car. If the air conditioner unit is not running normally or is only blowing out warm air, it may be a temporary fault.
Why is my air conditioning not working on my Mercedes ML350?
While there are a variety of reasons your Mercedes-Benz ML350 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. What will be the outcome of an air conditioning system diagnosis?
Why is my a / C compressor not working on my Mercedes?
One other reason why the A/C compressor does not engage is the fact that the system may be low on R134 refrigerant. Typically older cars may have very slow leaks that may require top off with refrigerant every couple of years. You can use a R134a recharge kit to recharge your system if the A/C compressor is not working.
Why is my a / C CLUTCH not working on my Mercedes?
The A/C compressor clutch engages to create the high pressure in the refrigerant and it’s state is controlled by the Air Conditioner Control Unit. If there are error codes on the A/C Control Unit the compressor will not engage and you will need to reset the fault codes using a diagnostic scanner such as the Launch Creader or iCarsoft MB II.
Why does my Mercedes air conditioner keep blowing hot air?
In many models, the AC keeps blowing hot air even after recharging the coolant. It is a frustrating problem, especially during the summer, when it is almost impossible to drive a car without the AC on. A Mercedes air conditioning reset is a possible solution. Do you know how to do it? Is there any other way to fix the glitch?