When does the engine cooling fan run on a S500?
On my S500 the fan only runs if the AC is ON. If the AC is OFF the fan only runs when the engine gets hot. I think this is standard on European specification cars, not sure about others. My fan runs all the time unless I activate the EC or the 0 buttons. Check for the codes via the display, none is back yet.
What are the symptoms of a bad AC fan control module?
2. Cooling fans not running at all If the cooling fans are not coming on at all, then this may also be a sign that the fan control module is damaged. Without the cooling fans running properly, you will be at risk of having the car overheat. Running a car hot for a long period of time can lead to other damages like a blown head gasket. 3.
What’s the problem with my Mercedes-Benz engine cooling fan?
I am getting KLA V 1000, 1268, 1271 and 1463 errors from the climate control screen. I also noticed this morning that the CEL came on the code is P0115 engine coolant temp 1 circuit. I am getting KLA V 1000, 1268, 1271 and 1463 errors from the climate control screen.
How do I stop the engine cooling fan?
If you start the engine and the fan starts to run then press EC or 0 and the fan stops, then switch the engine off key and start the engine again, do you need to press EC or 0 again to stop the fan? If so, can you borrow an A/C control unit to test with, this way we will know if it is the control unit or the wiring. Not open for further replies.
2. Cooling fans not running at all If the cooling fans are not coming on at all, then this may also be a sign that the fan control module is damaged. Without the cooling fans running properly, you will be at risk of having the car overheat. Running a car hot for a long period of time can lead to other damages like a blown head gasket. 3.
Why are my cooling fans not coming on?
Cooling fans not running at all If the cooling fans are not coming on at all, then this may also be a sign that the fan control module is damaged. Without the cooling fans running properly, you will be at risk of having the car overheat. Running a car hot for a long period of time can lead to other damages like a blown head gasket. 3.
What should I do if my radiator fan is not working?
A blown fuse is no big deal, and changing one does not cost a lot of money. If your car’s radiator fan is non-functional, check your car’s user manual and locate the fuse for the radiator fan controller or the fan. The fan itself often uses a big fuse of around 50A, while there might also be a separate small fuse to the fan control module.
Where is the fan control module on a car?
The A/C fans that are mounted in near the radiator of the car are also controlled by this module. Usually, you will have a variety of signs that the A/C fan control module is going out.
How much does it cost to replace a Mercedes cooling fan?
The fan is fairly easy to get on and off. It’s 4 bolts on your model year, but your space is constrained by radiator hoses and such. Here in the US, we can replace the whole fan assembly (fan and controller) for around $250, no labor included. Op: Have you resolved the noisy cooling fan issue?
Where is the Auxiliary fan on a radiator?
The auxiliary fan assembly is found directly in front of the radiator and forces cooler outdoor air past the radiator fins. Your auxiliary fan assembly brings fresh outside air into the radiator to increase the cooling process.