2023 BMW i4 power train problems
11 owner complaints filed with NHTSA name the power train on the 2023 BMW i4 — 25% of all complaints for this model year.
What owners report
“While driving my 2023 BMW i4, the vehicle suddenly displayed multiple drivetrain and chassis malfunction warnings shortly after charging the vehicle at a ChargePoint station. The vehicle experienced a sudden loss of power/propulsion while driving, creating a serious safety concern. After stopping…”
filed May 24, 2026
“On [XXX] in Columbia SC, my vehicle reported a drivetrain failure at approximately 1800 and advised me to pullover immediately and contact roadside assistance. I promptly parked in the safest space I could approximately within 50 yards of receiving the alert. The vehicle would no longer move once…”
filed Dec 24, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
The customer states there is a Drivetrain Malfunction message displayed in the instrument cluster. In addition, the following fault memory entries are saved in the CCU (Combined Charging Unit) 0317F2 - High-voltage…
B120523 · Service Bulletin/Repair Instructions · issued Mar 6, 2026A manufacturing defect in a bearing of the electronic drive unit could result in bearing damage. This is caused by an unusual acoustic signal in the area of the drive unit. The bearing could fail completely at a later…
InVeh-InApp-Comm · Over The Air · issued Feb 5, 2026
Other reported problem areas on the 2023 BMW i4
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.