2023 BMW M340I Problems, Complaints & Recalls

Source: NHTSA · Updated Oct 7, 2026 · 1 owner complaints analyzed

Compared with other M340I years
Not enough data 4th of 5 for complaints
NHTSA crash rating
Not rated

Owners have filed 1 complaint with NHTSA about the 2023 BMW M340I. That ranks 4th out of 5 M340I model years for complaints. The most reported problem area is engine (1 complaints, 100%). Complaints mention 1 crash. There is 1 safety recall covering this model year.

Complaints are unverified owner reports and are not adjusted for sales volume.

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Most common 2023 BMW M340I problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Engine1
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Engine1100%———

One complaint can list several problem areas, so shares can add up to more than 100%.

2023 BMW M340I recalls (1)

Tap a recall to see the problem, the risk and the fix.

Electrical system:body control module:softwareFeb 23, 2023 · NHTSA campaign 23V118000 · 120 vehicles

Problem: BMW of North America, LLC (BMW) is recalling certain 2023 330i, 330i xDrive, M340i, M340i xDrive, M3, 330e, 330e xDrive, 430i Convertible, 430i xDrive, M440i, 2022-2023 430i, 430i xDrive, M440i xDrive, i4 eDrive40, and i4 M50 vehicles. During a service visit, a replacement electronic control unit (ECU) may have been installed with incorrect programming, which can cause the automatic door locking (ADL) function to not lock the doors as intended.

Risk: Doors that do not lock as intended while the vehicle is in motion may open during a crash, increasing the risk of injury.

Fix: Dealers will update the ECU software, free of charge. Owner notification letters were mailed April 10, 2023. Owners may contact BMW customer service at 1-800-525-7417.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

While parallel parking in a parking structure; my car accelerated full throttle backing up hitting the back wall ; then I tried going forward to straighten the car up, it accelerated full throttle forward hitting the front wall. I had an doctors appt. there and decided to still straighten car and I…

Engine · received Oct 7, 2026 · NHTSA complaint 11769578

Other BMW M340I years

← 2022 M340I

YearComplaintsRecalls
202311
2022 M340I71
2021 M340I116
2020 M340I5310
2019 M340I05

See all BMW M340I problems by year, every BMW model, or the BMW VIN decoder.

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Frequently asked questions

What are the most common problems with the 2023 BMW M340I?

Owners most often report engine problems. The top one, engine, accounts for 1 complaint.

Was there a recall on the 2023 BMW M340I?

Yes, 1 safety recall. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2023 BMW M340I a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other M340I model years, the 2023 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.