When to expect an air conditioner error code?
Prepare for disappointment. If the fault is such that it requires expert attention, then the error code will simply reappear. When the outdoor temperature drops, the outdoor units fans may switch to low speed. CH01 Indoor unit return air sensor fault. CH02 Indoor Pipe Sensor or Outdoor Sensor Assembly fault, Open or Short.
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 is my air conditioner not working properly?
This is caused by the Indoor fan being locked. Check fan motor is plugged in correctly, Electrically & Mechanically sound. CH08 Check the fan motor turns freely, check the AC Voltage supplied to the fan motor, this will vary from 120 V ac at low speed to 170V AC at high speed.
What was the code for my air conditioner in 2001?
2001 E55, 1999 C43. thanks! I am going to try this as soon as possible. i will let you know what happens. this in conjunction with only 7 bar of pressure on the code 7 reading indicated I was low on refrig. If code 7 is less than 10 then more than likely this is your issue. 2001 E55, 1999 C43.
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 know if your air conditioner has a trouble code?
2) Within 20 seconds, simultaneously press REST and defrost push buttons for more than 2 seconds. The Light Emitting Diode (LED) in the recirculated air push button will blink and the display window will show “di R”.3) Press AUTO push button repeatedly, recording each DTC,until all DTCs are displayed.
How to turn off an air conditioner in a car?
Proceed to EXITING DTC DISPLAY MODE. Simultaneously press down and up arrow push buttons until the pre-selected temperature setting of “72 °F” is displayed. Turn ignition off. 1) Turn ignition on. Simultaneously press down and up arrow push buttons until the pre-selected temperature setting of “72 °F” is displayed. Press the AUTO push button.
What happens if you reset your AC unit?
Sometimes the unit isn’t actually damaged, and resetting your climate control unit will allow your air conditioner to work as it did before. 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.
How to clear air con codes on A203?
My car is the w210 chasis so not sure if it will work on a203.Read the first post and pull faults codes on the AC module (where you control your temp in the car) and then clear the faults – this will enable your AC – otherwise you need to plug in and have das/star clear codes for $$$$. Air con recharge but EC still on. codes access?
Push the left “AUTO” button to scroll forward and right auto button to scroll back. Depress right AUTO switch repeatedly. Note trouble codes Purchase a larger refill can of 134a with a gauge on it so you can read the low side pressure – helps as a guide to filling the system to the correct level.
My car is the w210 chasis so not sure if it will work on a203.Read the first post and pull faults codes on the AC module (where you control your temp in the car) and then clear the faults – this will enable your AC – otherwise you need to plug in and have das/star clear codes for $$$$. Air con recharge but EC still on. codes access?
2001 E55, 1999 C43. thanks! I am going to try this as soon as possible. i will let you know what happens. this in conjunction with only 7 bar of pressure on the code 7 reading indicated I was low on refrig. If code 7 is less than 10 then more than likely this is your issue. 2001 E55, 1999 C43.
Can you read the fault code on a Mercedes Benz?
Can read fault codes from multiple systems such as transmission, engine, ETS, airbag and more. Can clear fault codes. Can read and erase all fault codes on Mercedes-Benz cars. Only works on MB but can perform further troubleshooting including SBC brake systems, convertible systems, Air Conditioner (A/C) system. 3. Mercedes-Benz Star Diagnostic DAS