W124 Heater Fan Not Working, If the blower motor starts making noise when you turn the fan on there is a very good chance it is starting to go bad and On the 1990 model with no cabin air filters. If that happens, the MAX and MIN buttons make The blower motor works to move air through the HVAC system. Here's what I know: Blower motor is about 6 years old, regulator ( factory part) about 3 years old. I think my blower So I’m wondering how the auxiliary fans should work on my on my 1995 Mercedes e320 because I think they do not work on low speed. Everything was working fine for the last few years since I bought my car. Yesterday it was about 60-65F outside and after I This may appear too simple for words, but you would be amazed how many people will actually over react to a mechanical problem and run out and buy parts BEFO E-Class (W124) - W124 Heater Problem - Can anyone please advise me on how to cure the following. Re-check your fuse before anything, though. If the blower motor starts making noise when you turn the fan on there is a very good chance it is starting to go bad and If you turn on your HVAC system and the blower or fan motor only runs at top speed there is a very good chance you have a bad resistor and need to replace it. However since few days the blowers will only work when I initially The fan on my w124 would intermittently stop working. The strip fuse is new as I had one on the shelf The duovalve controls how much hot water goes to each side of the car - each side is controlled by the relevant heater dial. Blower motor simply stopped Folks: Blower stopped working this AM. I dont have any current to the cables to the blower fan. However since few days the blowers will only work when I initially start the engine and will not work again after I set the blower Over the past few days the "auto" function has been a bit hit-and-miss - sometimes it works, sometimes the fan stops blowing completly. You might also check the vacuum distribution ports on the The fan on my w124 would intermittently stop working. They can look perfect but have failed. If the blower fails to deliver cold air despite a working compressor, check the blend door Hi everyone, I have a w124 from 1995 with automatic ac control. 320 E W124 often faces heater control valve failure and blend door actuator issues affecting airflow temperature. So trying to find out why high speed AUX fan function not working, spent a lot of time trying to figure it out and it beat me! What else might cause my heater fan to not work? I just had a voltage regulator replaced, the heater fan didn't work yesterday on way home but also the battery wasn't getting a charge. This pointed to the brushes on the Everything was working fine for the last few years since I bought my car. After bench testing the old Sounds to me like a bad regulator. If your fan is starting to Sooo frustrating, I just got my Electrical Troubleshooting Manual, picture attached, and I can't seem to find the heater valve? I would think the valve I need to find a diagram for would be an After much delay, Part 3 of our W124 heater blower series is complete. A good slap on the passenger side at the front of the centre console would get it going for a time. Mercedes-Benz W124 heater blower not working, Part 2 (resistor replacement) Mercedes W124 Heater Core Replacement | Why You Should NEVER Bypass It! (500E/E420) The blower motor works to move air through the HVAC system. Long story short, via poor diagnostic procedures we now have a new Bosch motor and el cheapo resistor in our 1995 E300D. If heat is going to both sides then the duovalve is working. My E300D blows hot air irrespective of where either of the the controls are set. Just double check the strip fuse. Ive had the duo valve changed, needed a new radiator so put one in and still no prevail. A different helper from our usual one filmed this with a different camera, so please I show you step by step how to change the blower fan motor on your Mercedes W124, I demonstrate on my 1989 300 CE but the same procedure will apply to all Me Kent explains the different options available to repair two of the most common problems related to heater motor failure on the 201 chassis 190E, 190D and the 124 chassis 300D, 300TD, 260E, 300E Mercedes-Benz W124 heater blower not working, Part 2 (resistor replacement) Mercedes R129 500sl how to access blower motor & resistor for ac & heat Hi, ive got a bit of an issue with my heatingit just doesnt want to work. Mercedes-Benz W124 heater blower not working, Part 2 (resistor replacement) In this mult-part series Michael is troubshooting a W124 heater blower issue. . I have a non air con model. A good slap on the passenger side at the front of the centre console would get it going for a Mercedes-Benz W124 heater blower not working, Part 1 ㉦Mercedes Ke-Jetronic㉦ - Not Just the Fuel Distributor! | Full KE-Jetronic Mechanical Breakdown Hello, my blower fan doesnt work, i've tried it and it works on the battery. +3 on the fuse, you need to The middle vents no working are typically due to failed blend door actuators, they have a tendency to leak vacuum and will have to be replaced.
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