repaired · 2026 Q3
Wiring: connectors/plugs/receptacles
Risk. An electrical short increases the risk of a fire.
2018 BMW X4Problems, recalls & complaints
NHTSA has logged 11 owner complaints about the 2018 BMW X4, most often about the electrical system. It is covered by 1 safety recall, and for recall 24V-608 the manufacturer reports only 40% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through December 22, 2025. Updated daily.
Complaints by system
Where the 2018 BMW X4 has problems
11 complaints grouped by the system owners reported.
7Electrical system1 crash/fire/injury
5Engine and engine cooling
3Engine1 crash/fire/injury
1Power train
1Service brakes
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Electrical system | 7 | 1 |
| Engine and engine cooling | 5 | 0 |
| Engine | 3 | 1 |
| Power train | 1 | 1 |
| Service brakes | 1 | 1 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
1 recall
2018 BMW X4 recalls and how many were fixed
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.
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.
Best & worst years
2018 vs. every other X4 year
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 X4 median. How we score
'14'15'16'17'18'19'20'21'22'23'24'25'26
- Avoid
- Caution
- Solid
- Best
- Not rated
NHTSA crash tests
2018 BMW X4 safety ratings
2018 BMW X4 SUV AWD in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
- Stability control: Standard
- Forward collision warning: Optional
- Lane departure warning: Optional
1 investigation
NHTSA defect investigations
Federal investigations that included the 2018 BMW X4, and the recalls they led to.
- Desiccated Air Bag Inflator RuptureOpen
In owners' words
What X4 owners report
Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.
We heard a whining sound under the hood on November 1st, 2025. Prior to noticing this noise, there were no warming lamps or messages appearing. Following a short drive we smelled burning in the garage. We did not drive the vehicle the following day and intended to take it to our mechanic on Monday…
The water pump was found to have extreme corrosion after several other components on the car were damaged from the coolant leak into the electrical system. The car was suddenly losing power while driving and the DME was smoking, potentially causing an engine fire. So far the water pump, Digital…
The contact owns a 2018 BMW X4. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The dealer was contacted on several occasions; however, the contact was informed…
Own a 2018 X4?
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.