The BMW X4 combines luxury with performance but is not immune to problems. This article outlines common issues faced by BMW X4 owners and offers solutions, emphasizing the importance of professional maintenance and repair.
Expanded Common Problems with the BMW X4
- Malfunctioning Airbags: Some 2017 to 2019 BMW X4 models have had issues with malfunctioning airbags. In certain cases, the passenger airbag may not inflate due to a screw connection fault on the instrument panel. The panel cover could break and harm the passenger if activated, increasing injury risk during accidents.
- Faulty Electrical System: The BMW X4 is prone to various electrical system failures, including broken starters, corroded battery terminals, immobilizer errors, clogged fuel filters, dead batteries, blown fuses, and bad alternators. Electrical issues can lead to broader problems, such as the engine failing to start.
- Turbo Wastegate Issues: This issue, particularly in petrol-engined BMW X4 models, involves the turbo wastegate becoming noisy and triggering the check engine light. The issue usually stems from an aging turbocharger and requires its replacement to resolve the problem.
- DPF Clogs: The diesel particulate filter (DPF) in the BMW X4 can clog, failing to burn away excess diesel particulate matter from the car's exhaust. This can prevent the car from regenerating and lead to clogging. If the clog is not severe, it can be resolved by driving the car at high speeds for 10-20 minutes. However, a damaged DPF will need replacement.
- Faulty Seatbelt Lock Recognition: Some 2019 and 2020 BMW X4 models have been recalled due to faulty seatbelt lock recognition. The issue was traced to a potentially short cable linking the hall sensor with the seat buckle, affecting the restraint system and airbag deployment.
- Loss of Wheel Control: The 2018 and 2019 BMW X4M models have reported issues with wheel control loss due to the track rod's vibration fatigue failure. This issue, caused by an exceptional bending load, can increase the risk of accidents. BMW has recalled and fixed cars with this defect.
- Transmission Issues: The BMW X4 has been noted for its shifting and transmission problems. Issues include jerky shifting, hesitation while changing gears, and transmission failure. Recognizing early warning signs, such as strange sounds or difficulty shifting gears, is important to avoid costly repairs.









