Mercedes-Benz E430 Problem Report
Mercedes-Benz E430 Erratic HVAC Blower Motor Operation
A malfunctioning HVAC blower motor regulator can cause the blower motor to operate below the requested speed or not at all. Updated regulators are available; the blower motor and cover need to be replaced at the same time to upgrade the system.
Ac Interior Fan Only Blows on low, cold air is good however, when the fan is turned up it stays on low? Only One speed Low ? Fully Service E430 - Visitor
When starting car whether I wait for it to warm up or not inside fan will not come on, then will randomly come on all of a sudden. All other functions, lights, flaps, buttons work fine. - rlsiguenza
At times it will bare blow and other times not a all at start-up then suddenly it will start - Visitor
The blower fan will sometimes work at full speed and sometimes it won't. The blower operates on low speed but will not switch to high in either auto or manual mode... most of the time. Whe the problem first apperaed it would come on at full blasr when the car was first stated then quickly reduce to low speen. Now it seems to be in low speed all of the time. No fix yet. - Visitor
problem first occurred at about 75K mileage. fixed at dealer then recurred again at 153K mileage again. - Visitor
For the past year fan would blow air and every now and then just not blow anything. As time went on only the side vents would work, now it doesnot blow at all. Is this a regulator issue or bigger problem? Any advise would be helpful, - Visitor
Blower fan not blowing out much air. Messed w fuses now windows won't work. - Visitor
Erratic fan spped regardless of settings at temperatures heat/AC all the same problem..No idea if it will or will not blow at all. The problem was concealed when vehicle was purchased because the temp setting on AC was set at LO and since I am not a frequent user of AC it was not nocticed that it cuts out --Windter time no defrost. - Visitor
AC BLOWS COLD ON LOW, EVENTHOUGH I MAX THE FAN IT STILL BLOWS ON LOW. - mossd
The fan stopped working abruptly and the next morning when we went to start te care the battery...
Where is the motor blower located?
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