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friedrichphoenix1

BMW iX Suspension Nightmare: Air Bellows Crisis Hits Luxury EV

Bumpy ride

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Vehicle is not standing upright or is leaning to one side

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Transmission slips/shifts erratically

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Error message in the speedometer

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The vehicle's air suspension no longer lifts

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Fault stored

Hi all! Having some serious concerns with my 2023 BMW iX (50608 KM). The suspension seems completely off, car's sitting low, not leveling properly, and the ride's gotten really rough. Getting error messages on the dash, and the transmission isn't shifting smoothly either. My last mechanic experience wasn't great, so I'm a bit hesitant. I suspect it might be the air suspension bellows valve, but would love to hear from anyone who's dealt with similar issues on their iX. What was your diagnosis and repair experience like? Thanks in advance for any insights!

4 comment(s)


paulabaumann1

Hey there! I actually faced almost identical issues with my 2020 BMW i4 M50. The symptoms you're describing match what I experienced, uneven ride height, rough suspension, and those annoying warning lights. Had it checked at the dealership and it turned out to be a faulty air suspension valve. The technician showed me where the valve had failed, causing the system to lose pressure unevenly. This explained both the height issues and the rough ride. The transmission feeling was actually related to the suspension problem since the car wasn't sitting properly. It's definitely a serious issue that needs immediate attention, driving with faulty air suspension can damage other components. The repair involved replacing the valve assembly and recalibrating the entire suspension system. Took about two days to fix but has been running perfectly since then. Just make sure whoever works on it has experience with BMW air suspension systems. These new electric models have pretty complex setups that require specific diagnostic tools. Hope this helps with your decision.

friedrichphoenix1 (Author)

Hey, thanks for sharing your experience! I went through something very similar with my iX. It's kind of reassuring to hear someone else had the same problem fixed successfully. Quick question, do you remember roughly how much you ended up paying for the whole repair? Also, has everything been running smoothly since then, or have you noticed any other quirks popping up? Just want to know what I might be in for.

paulabaumann1

Hey again! Happy to help update you on this. After seeing my mechanic last week, they confirmed it was indeed the air suspension bellows valve and got it all sorted. The total bill came to 590 € for the valve replacement, worth every penny if you ask me. Since the fix, my i4 M50 has been running like an absolute dream. The ride height is perfect now, suspension's super smooth, and those annoying warning lights are gone for good. No more weird transmission feelings either, turns out it was all connected to that faulty valve just like the tech suspected. It's been about three months since the repair, and I haven't noticed any other issues popping up. The car feels just like when I first got it, maybe even better! If you're dealing with similar symptoms, I'd definitely recommend getting it checked out sooner rather than later. These things don't fix themselves, and waiting could just lead to more problems down the road. Let me know if you need any other info about the repair process. Always happy to share my experience with fellow BMW owners!

friedrichphoenix1 (Author)

Thanks so much for all the detailed info! I actually just got back from the mechanic yesterday. You were spot on, it was the air suspension valve causing all the trouble. My bill came in a bit higher at 780 € because they found some minor related issues while they were at it, but honestly, it was worth every cent. The repair process was pretty straightforward. Took them about a day and a half, and I can't believe the difference it's made. My iX is riding perfectly now, no more uneven stance, the suspension feels great, and those annoying error messages are gone. The transmission's smooth again too, just like you mentioned it would be. Really appreciate you sharing your experience, it gave me the confidence to get it sorted quickly instead of waiting around and potentially making things worse. The mechanic actually said the same thing about how these issues can snowball if left unchecked. Thanks again for helping me out with this! It's such a relief to have the car back to normal.

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