How to check Mercedes Benz air conditioner trouble codes?
Push the left “AUTO” button to scroll forward and right auto button to scroll back. Depress right AUTO switch repeatedly. Note trouble codes Purchase a larger refill can of 134a with a gauge on it so you can read the low side pressure – helps as a guide to filling the system to the correct level.
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?
What to do if your Mercedes AC does not reset?
The AC system is reset now and the hot air blowing problem is likely to be solved. If your Mercedes car does not respond to this procedure, you should check the owner’s manual. For example, if you want to know about Mercedes E320 AC reset, it is better to check the manual and follow the manufacturer’s recommendations.
What happens when you charge the AC in a Mercedes?
Keep the AC refrigerant can in the up position and only shake it slightly while charging. If the refrigerant level is very low, the AC compressor will not engage. Charge the AC system for a couple of minutes with the engine running, and you should notice the AC compressor engage / kick in once you add enough refrigerant into the system.
What is the code for Mercedes Benz air conditioning?
Also make note of the recharged bar pressure (17) – you can periodically check code 7 to make sure the system is holding the refrigerant pressure – if it decreases over time you have a slow leak and need to address it. Hope this helps and good luck! 2001 E55, 1999 C43. thanks!
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?
What to do if your Mercedes AC unit is not working?
However, there might not be any damage in the AC unit when it is blowing warm air or not running properly. It could be a temporary fault and a reset is likely to be enough to restore the normal function. Sometimes, the process is called a Mercedes climate control reset. The reset procedure is similar no matter whatever you call it.
How to defrost an air conditioner in a Mercedes medic?
1) Turn ignition on. Press down arrow push button until “LO” is shown in A/C-heater control panel temperature display window. 2) Within 20 seconds, simultaneously press REST and defrost push buttons for more than 2 seconds.