KNOWN FAULTS · BMW

Known faults for the BMW i3 / i4 / i5 / i7 / iX / iX3.

2013–2026 · Electric

Sources are not verified in real time and no entry confirms that your car is affected.

3 known faults with sources

Engines: Eléctrico (Electric)

Applies if: Only the i4, i5, i7 and iX; not the i3 or iX3.

Battery modules and drive software on the BMW i4, i5, i7 and iXHigh-voltage battery

Engine / equipment: Electric BMW i4, i5, i7 and iX
Period mentioned: 2022–2025
Symptoms: Sudden loss of drive from a high-voltage system shutdown; risk of battery overheating or fire; drive-system fault warnings.
Possible cause described: Several recalls: internal battery damage that can cause a short circuit (iX and i4 2022–2023), loosely secured cell-monitoring connections (2022–2024), insufficient weld seams in modules (i4 and i5 2024), badly assembled modules (iX, i7 and i4 2022–2025) and electric-motor software that shuts down the high voltage (2022–2025).
Check for the garage: Check every campaign by VIN; if a drive-system warning appears, stop in a safe place.
Cost cited in the source: Free under the recalls.A rough figure from the original database, not an up-to-date quote.

Engines: Eléctrico (Electric)

Applies if: US bulletin SIB 64 06 26: only the i4 (G26).

Whistling from the centre console with the climate control, caused by a displaced foam seal (4 Series Gran Coupé and i4)Climate control

Engine / equipment: BMW 4 Series Gran Coupé (G26) and i4
Period mentioned: 2024 (US model years)
Symptoms: Whistling from the centre console or dashboard with the climate control fan at speed 2 or above; it goes away at full speed and is louder with the rear console vents closed, near the phone charging tray.
Possible cause described: The grey foam seal that joins the dashboard climate unit to the centre console ducts is out of position. BMW says to replace it (bulletin SIB 64 06 26).
Check for the garage: Check whether the whistle changes when you open and close the rear console vents with the fan at speed 2; if so, ask the garage to inspect that seal.
Cost cited in the source: No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Engines: Eléctrico (Electric)

Applies if: US bulletin SIB 32 05 26: only the iX, i5 saloon (G60) and i7 (G70).

Creak when turning the steering wheel lock to lock, caused by tension in the steering rack (5 Series G60, 7 Series G70 and iX)Steering

Engine / equipment: BMW 5 Series (G60) and i5, 7 Series (G70) and i7, and iX
Period mentioned: From start of production
Symptoms: A creaking noise when turning the steering wheel from one lock to the other.
Possible cause described: The steering rack is under tension on the front axle carrier. BMW says to replace the steering rack mounting bolts and then check the wheel alignment (bulletin SIB 32 05 26).
Check for the garage: Tell the garage it creaks when turning lock to lock and ask them to apply bulletin SIB 32 05 26 (steering rack bolts) before replacing the rack.
Cost cited in the source: No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.