2018 BMW 330E Electrical system Problems
- Complaints
- 4about this part
- Share
- 57%of 7 total for the year
- Median mileage
- 101,218miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the electrical system of the 2018 BMW 330E, 57% of the 7 complaints for this model year. Where a mileage was given, the median is 101,218 miles. 2 recall campaigns on record are filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“In May 2021 I purchased a 2018 Certified Pre-owned BMW 330e Plug-in Hybrid with 20K miles from the BMW dealership at Glendale, CA. My car is under original manufacture warranty to this day but I also have paid for an extra warranty and maintenance program. On December 26th, 2021, as I was driving back from Las Vegas on highway 15, about 40 miles into the trip, my car dash displayed an error message Charging Malfunction immediately after this error, the entire car systems INCLUDING BREAKS AND STEERING WHEEL! stopped working. …”
NHTSA complaint #11448905, filed 2022-01“The contact owns a 2018 BMW 330E. The contact stated while driving at 60 MPH, the vehicle hesitated, stalled, and restarted independently. The vehicle was taken to a dealer where it was diagnosed that the starter needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The contact related the failure to NHTSA Campaign Number: 24V576000 (ELECTRICAL SYSTEM, ENGINE AND ENGINE COOLING), however the VIN was not included in the recall. The failure mileage was 103,000.”
NHTSA complaint #11635124, filed 2025-01, 103,000 miles“The contact owns a 2018 BMW 330E. The contact stated that while driving at an undisclosed speed, the engine overheated, and the vehicle became inoperable. The check engine warning light was illuminated. The message Drivetrain - Check Soon was displayed. The vehicle was towed to the dealer and was diagnosed with engine failure, melted cooling hoses, and starter failure. The vehicle was repaired by the dealer under warranty and was then towed to an independent mechanic where cooling hoses were replaced. The starter failure was not addressed. …”
NHTSA complaint #11756464, filed 2026-08, 99,436 miles“In October 2024, a Drivetrain Malfunction warning appeared on the dashboard (first noticed around October 8, 2024). The vehicle switched into hybrid mode and would no longer return to electric mode. Shortly after, the engine would not start at all. Mileage was approximately 46,400 miles. An authorized BMW dealer inspected the vehicle and found fault codes for the engine starter motor. After several inspections, the dealer confirmed the starter motor was faulty and replaced it with a new BMW genuine part. …”
NHTSA complaint #11771225, filed 2026-10Related recalls
- 26V441000Jul 8, 2026BMW of North America, LLC (BMW) is recalling certain 2018-2020 530e xDrive, 2017-2019 740Le xDrive, 2018-2020 530e iPerformance, 2016-2018 330e iPerformance…Covers: BMW 330E 2016–2018, 530E 2018–2020, 740LE 2017–2019
- 18V652000Sep 20, 2018BMW of North America, LLC (BMW) is recalling certain 2018 BMW 330e iPerformance, i3 Rex, i3 Sport Rex, X5 xDrive40e, i3 BEV, i3 Sport BEV and 2019 i8 and i8…Covers: BMW 330E 2018, 530E 2018–2019, 740LE 2018–2019 +3 more
Related service bulletins
- 11012073Dec 4, 2024the High-Voltage (HV) Battery Assembly Cell Modules Temperature Sensors (Internal NTC repair kit-specific) limited warranty for defects in materials or workmanship has been…
- 10249437Jan 16, 2024The basic conditions for initializing the power windows are not met.
- 10249027Jan 11, 2024The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery…
- 10238090May 1, 2023After programming the head unit (HU-H2), activating the FSC (German word Freischaltcode) Enabling Codes repeatedly fails.
- 10235205Mar 1, 2023The 3G network in the US has been shut down. This means that only the 4G network will be available. In the 4G network, voice calls will be transferred via the Voice over LTE…
- 10235202Mar 1, 2023Exterior rear lights do not work.
- 10225115Sep 1, 2022Customer is unable to power up or charge accessories through a plug adapter inserted in the front 12-volt power socket plug. Alternatively, it will only operate when constant…
- 10218380Jun 1, 2022On these Plug-in Hybrid Electric Vehicles (PHEV), the air conditioning cycles from cold to warm air while driving or while at a standstill. The vent outlet temperatures vary by…
- 10214990May 1, 2022The Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain MY2013 vehicles with option 609 (as of 7/2012 production). This uses map…
- 10200249Jun 1, 2021The discontinuation of 3G cellular communication for Combox, TCB 3G and ATM 3G (Telematics ControlModule) can no longer be supported by the cellular network provider starting…
Electrical system: other model years
Other parts of the 2018 BMW 330E
3 complaintsBrakes
1 complaintsEngine cooling
1 complaintsFuel system
1 complaintsOther or unknown
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 2018 BMW 330E
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology