Electrical system: starter assembly
NewRisk. Fire increases the risk of injury.
NHTSA has logged 15 owner complaints about the 2021 BMW 430i, most often about the electrical system. It is covered by 6 safety recalls, and for recall 25V-636 the manufacturer reports only 71% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through April 27, 2026. Updated daily. Photo: Elise240SX, CC BY-SA 4.0.
15 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Electrical system | 6 | 0 |
| Engine | 3 | 0 |
| Seat belts | 3 | 0 |
| Power train | 1 | 0 |
| Tires | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. Fire increases the risk of injury.
Risk. A short circuit in the starter relay may increase the risk of a fire.
Risk. An audible chime that does not properly alert the driver to fasten their seat belt increases the risk of injury in a crash.
Risk. During a crash, a seat belt retractor that does not function as intended increases the risk of injury.
Risk. An air bag that deploys incorrectly can increase the risk of injury in a crash.
Risk. If the driver relies on only the rearview camera image, the missing or reduced rearview image view can increase the risk of a crash or injury.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with BMW.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the 430i median. How we score
Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.
I received a recall notice dated 9/23/2025. The recall is listed as URGENT safety issue that could cause a fire. The notice instructs not to drive the car or park in garage. It has been over 6 months now and there is still no fix. I am requesting the manufacture buyback my vehicle.
The contact called for the owner of the 2021 BMW 430I. The owner received notification of NHTSA Campaign Number: 25V636000 (Electrical System); however, the part to do the recall repair was not yet available. The local dealer was not contacted. The contact stated that the manufacturer had exceeded…
The contact owns a 2021 BMW 430I. The contact received notification of NHTSA Campaign Number: 25V636000 (Electrical System); however, the part to do the recall repair was not yet available. The local dealer was made aware of the issue and confirmed that parts were not yet available. The contact…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.