Why does the EC light come on on my air conditioner?
Verified eurotec : Hi, the EC light will come on if the system is low on refrigerant or if there is a fault with one of the sensors in the system. eurotec : You will need to have the air conditioning system evacuated and recharged to verify the proper charge in the system. Customer : I tried to put Refrigerant in and it will not take any more
Why does the EC button not turn on?
“If you have a control unit where the EC button remains illuminated you most likely have a stored DTC code or a version coding error for refrigerant level sensor. In order for the compressor to be turned on DTC codes need to be cleared and the coding needs to be corrected.”
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.
How do you reset the climate control unit?
“Your Climate control unit may have to be reset. The reset works as follows: With the key in the ignition and in posistion 2 push both the defrost button and the recirc button (at the same time) for five seconds or untill the led lights in those buttons begin to flash. Wait for 30 seconds or untill the led’s stop flashing. Switch off the ignition.
Why does my AC not turn off EC mode?
EC light 2003 S430 – A/C stopped working due to refrigerant. EC light is on indicating that compressor is locked out. Mechanic confirmed refrigerant is low (not empty) but can’t recharge withut the compressor …
Verified eurotec : Hi, the EC light will come on if the system is low on refrigerant or if there is a fault with one of the sensors in the system. eurotec : You will need to have the air conditioning system evacuated and recharged to verify the proper charge in the system. Customer : I tried to put Refrigerant in and it will not take any more
Why does the AC Light not turn off?
If you press the recirc. the light does not automatically turn on except if the setting is chosen. Hope this helps out. ^^Just checked. Recirc. air comes on only when “max” is chosen. The button will light up. On the 05’s and up you have to shut the car off to turn off the AC no matter how you turned it on. Its in the manual. Not on max AC…
Can a Recirc air make a / C turn on?
And yes the recirc air does make the A/C turn on but I forget at what setting it will actually turn on. If you press the recirc. the light does not automatically turn on except if the setting is chosen. Hope this helps out.
What kind of compressor does a 2002 Mercedes E320 have?
2002 Mercedes E320 compressor had 12 volts but won’t engage . read more Lou Palomino associates in automotive technology 11,061 satisfied customers EC light will not turn off not getting air conditioning
Why does my Merc air conditioner keep blinking?
A lot of people suggested that when they press the AC button on their Mercs the lights blinks for few seconds 5 times then stays RED, whereas it should turn off. This problem means you get no cold air. Reason why it blinks is because there is no oil (lubricant) and GAS left in AC system.
How does the reset work on an e320 Fixya?
The reset works as follows: With the key in the ignition and in posistion 2 push both the defrost button and the recirc button (at the same time) for five seconds or untill the led lights in those buttons begin to flash. Wait for 30 seconds or untill the led’s stop flashing. Switch off the ignition.
Why does my Mercedes E320 AC not reset?
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. If a Mercedes air condition reset does not work, these following reasons could be causing the trouble: When the AC is releasing hot air, the possible reason could be a defect in the damper.
2002 Mercedes E320 compressor had 12 volts but won’t engage . read more Lou Palomino associates in automotive technology 11,061 satisfied customers EC light will not turn off not getting air conditioning
The reset works as follows: With the key in the ignition and in posistion 2 push both the defrost button and the recirc button (at the same time) for five seconds or untill the led lights in those buttons begin to flash. Wait for 30 seconds or untill the led’s stop flashing. Switch off the ignition.
How to troubleshoot your Mercedes Benz air conditioner?
Identify the location of your compressor. Look at the pullyer and you should be able to see if it spining or not. The engine running turn the A/C on max cool, set fans high, and make sure that the clutch is engaging on the compressor. The pulley spins any time the engine is running. The center part of the A/C pulley only engages when the A/C is on.
How does the climate control reset work on a Mercedes Benz?
The reset works as follows: With the key in the ignition and in posistion 2 push both the defrost button and the recirc button (at the same time) for five seconds or untill the led lights in those buttons begin to flash. Wait for 30 seconds or untill the led’s stop flashing.
How do I reset the EC on a 2002 CLK320 air conditioning unit?
How do I reset the “EC” on a 2002 CLK320 air conditioning unit. Recently replaced the high presure seals and the air works fine except; at startup, the EC light is on and will not function when the engine is running.
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.
Identify the location of your compressor. Look at the pullyer and you should be able to see if it spining or not. The engine running turn the A/C on max cool, set fans high, and make sure that the clutch is engaging on the compressor. The pulley spins any time the engine is running. The center part of the A/C pulley only engages when the A/C is on.
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.
When do you Know Your air conditioner is not working?
If you turn the thermostat to “Cool” and absolutely nothing happens, please see Central AC Not Working At All. This information will also guide you through checking the air handler, clearing the condensate drain, and checking the outdoor compressor. If you can hear the AC running but it isn’t blowing air, please see Air Conditioner Not Blowing Air.
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.
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?
Who is the Mercedes mechanic for the E320?
Answered in 1 minute by: 3/29/2012 Mercedes Mechanic: Marty, Mercedes Technician replied 9 years ago Marty, Mercedes Technician Category: Mercedes Satisfied Customers:57,141 Experience: Bosch Certified Master Tech. Over 35 years experience. Verified eurotec :
Why does the EC light stay on all the time?
The EC light stayed on all the time. I replace the evap temp sensor and reg temp sensor, thanks to sleepwalker’s help. Then I recharged the system with freon and 46 PAG oil. By the way you must get the compressor to come on to charge the AC if your’s won’t come on, then hold down EC and Rest until the EC light goes off, the compressor will kick on.
The reset works as follows: With the key in the ignition and in posistion 2 push both the defrost button and the recirc button (at the same time) for five seconds or untill the led lights in those buttons begin to flash. Wait for 30 seconds or untill the led’s stop flashing.
“If you have a control unit where the EC button remains illuminated you most likely have a stored DTC code or a version coding error for refrigerant level sensor. In order for the compressor to be turned on DTC codes need to be cleared and the coding needs to be corrected.”