How can I stop the Mercedes blower motor?
Otherwise you will need to remove the panel under the passenger side dash and access the regulator and disconnect it. Unfortunately there are no fuses that can be removed to stop the blower motor. Marty, Mercedes Technician Category: Mercedes Satisfied Customers:57,126 Experience: Bosch Certified Master Tech. Over 35 years experience. Verified
Why does my blower run when the car is turned off?
When full of debris/leaves/twigs/etc from over the years, it backs up and oddly enough, diverts drain water (rain, carwash, etc) just above the passenger footwell…which happens to coincide with where the blower resistor/regulator is located. Hence, water + electric component more often than not = failure. Click to expand…
Why does my Mercedes E320 fan not shut off?
Mercedes-Benz E320 The fan motor wont shut off when ignition… The fan motor won’t shut… The fan motor won’t shut off when ignition is turned off Show More Show Less Ask Your Own Mercedes Question Share this conversation Answered in 2 minutes by: 10/14/2011 Mercedes Mechanic: Marty, Mercedes Technician replied 9 years ago
What causes the a / C blower to run uncontrolled?
Mostly (according to this forum) a failed BR causes the a/c blower to run uncontrolled. Btw your WIS a/c circuit diagram is not identical to mine for W208. However the blower motor/regulator part is the same. Still the Regulator?
Can a blower motor controller keep running after you shut down the engine?
If your car uses a blower motor controller, it can keep running the blower motor after you shut down the engine. Those used to be installed only on vehicles with automatic climate control with variable speed fans, but now they’re installed on many late model vehicles. How a blower motor controller differs from a blower motor resistor?
Why does my Mercedes-Benz A / C blower run uncontrolled?
But under fault conditions it could fail as ‘always on’ or ‘never on’. Mostly (according to this forum) a failed BR causes the a/c blower to run uncontrolled. Btw your WIS a/c circuit diagram is not identical to mine for W208. However the blower motor/regulator part is the same.
What are the downsides of a blower motor?
The downside of blower motor resistors is that, in order to reduce voltage, a resistor converts the energy into heat. These days cars can’t afford to waste that energy—there are simply too many electrical accessories to run.
What to do if your Mercedes Benz fan is stuck?
Not hard to do, just drop the blower motor and replace the regulator. The hardest part is positioning your self under the dash and looking upwards to locate the mounting screws. Hi Paul, just wondering if you found a solution to your stuck fan.
Why does the blower motor stay on even when the key is off?
When the regulator shorts out it will cause the blower motor to stay on even with the key off. You will need to have the regulator replaced and you may also need to have the blower motor replaced due to a parts modification. The system was updated to a different regulator which requires replacing the motor as well.
How does Mercedes Benz air conditioner system work?
While the pictures on this article are of Mercedes Benz cars, this guide is written to apply to all makes and models. How the A/C System Works. A/C compressor not engaging.
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?
Why is my Mercedes-Benz E320 AC not working?
Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Mercedes-Benz E320 has air conditioning problems?
While the pictures on this article are of Mercedes Benz cars, this guide is written to apply to all makes and models. How the A/C System Works. A/C compressor not engaging.
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.