BMW X2 Overheating: Active Air Flap System Issues?

Hey there! I have some experience working on BMWs, and I actually faced something very similar with my 2017 BMW X1. I'm no expert mechanic but I've learned quite a bit from my car troubles over the years. The symptoms you're describing sound exactly like what I dealt with. My check engine light came on, and I had similar heating issues. Turned out the electromechanism for the air flap control was completely shot. Had to take it to my trusted workshop where they diagnosed and replaced the whole unit. The repair set me back about 590 Euro, but it fixed all the problems. Before jumping to conclusions though, could you share: How many miles/kilometers are on your X2? Are you hearing any unusual sounds from the front of the car? Does the issue get worse during cold starts? This info would help me confirm if you're dealing with the same problem I had. These flap systems are pretty similar across the X1 and X2 models, so I might be able to offer more specific advice.

Thanks for your detailed response! My X2 has 25080 KM and just had its service last month. Yes, actually I do hear a slight rattling noise from the front, especially during cold starts. The symptoms are getting more noticeable each day. It's really helpful to know you had a similar experience with your X1, makes me feel a bit better knowing it's a fixable issue. I'll probably get it checked at a workshop soon, rather than wait for it to get worse. Did it take long to get the parts when you had yours fixed?

Hey again! Glad to help further with your X2 situation. The rattling noise you're describing is exactly what I experienced with my X1, it's like déjà vu! When I had mine fixed, the parts took about 3-4 days to arrive. The workshop ordered them right after the diagnosis, and the actual repair only took a couple of hours. Since you mentioned yours is making similar noises, especially during cold starts, I'm even more convinced it's the same issue I had. The fact that your symptoms are getting more noticeable is also familiar, mine started the same way and gradually got worse. Quick tip from my experience: don't wait too long to get it fixed. I initially tried to ignore it for a couple of weeks, and the engine temperature fluctuations got pretty concerning. Plus, running with a faulty air flap system isn't great for fuel efficiency, I noticed my fuel consumption went up during that time. Also, since you just had service last month, check if it might still be under warranty. I wish I had checked that before paying for my repair! Let me know how it goes when you get it checked out, I'm curious if it turns out to be the same issue as mine.

Thanks so much for all this great info! You're right about not waiting, I've already called a workshop and booked it in for next week. Really appreciate the heads up about the fuel consumption too, now that you mention it, I have been stopping at the gas station more frequently lately. I'll definitely check about the warranty situation, that's a smart suggestion I hadn't thought of. It's such a relief to hear from someone who's been through the same thing and got it sorted. The 3-4 days for parts isn't too bad either. I was worried I might be looking at weeks of waiting. I'll make sure to update you once I get the diagnosis and repair done. Really grateful for all your help and detailed explanations, it's made me feel much more confident about handling this situation!

Hi guys, I have a problem with a BMW F46 with the B47 engine, the radiator shutters are permanently open, there is no entry in the fault memory, not even with Rheingold. The only thing that often appears in the fault memory is that the radiator shutters are detected as being open too quickly. What could that be?

(Translated from German)

Start by checking the wiring and connectors for the radiator shutters for any signs of damage or corrosion, as these can cause the shutters to malfunction. If everything looks fine, the issue might be with the actuator or the control module. Let me know if you find anything unusual during your inspection or if you have further questions!