Recalls

Recalls & faults: BMW G23 4-Series Convertible (2020-on)

Recalls: BMW G23 4-Series Convertible

BMW G23 4-Series Convertible: green front quarterOverview

Manufacturers, or importers, issue recalls for defects or faults which have the potential to cause injury. Generally, manufacturers will inform the original buyers if their vehicle is subject to a recall and of the steps required to remedy the defect or fault. Please note that the recalls below (if any) are for Australian-delivered vehicles only. Furthermore, the number of recalls should not be taken as an indication of a model’s reliability or its safety more generally.

Recalls: BMW G23 4-Series Convertible

2020 BMW G23 4-Series Convertible: starter motor could cause engine not to start

In October 2025, 2020 BMW G23 4-Series Convertibles were recalled, specifically the 420i and 430i models. Due to a manufacturing defect, inadequate sealing of the starter motor may allow moisture to enter the unit. This could cause corrosion within the starter unit and the engine may not start. In rare cases, it could also cause a short circuit and overheating of the starter motor – at worst, this could cause a vehicle fire (whilst parked or when driving). To fix, a BMW dealer was to replace the starter motor. For the VINs of the recalled vehicles, please see REC-006446.

2020-23 BMW G23 4-Series Convertible: starter motor could cause fire

In February 2026, recall campaigns 0012650600 and 0012670600 were issued for 2020-23 BMW G23 4-Series Convertible vehicles. Due to a manufacturing defect, the starter motor solenoid switch could experience increased wear that could cause an internal short circuit. If this occurred, the driver may be unable to start the engine and, at worst, local overheating of the starter motor could lead to a fire while the vehicle was being driven. Both conditions increase the risk of injury to vehicle occupants, while a vehicle fire also posed a risk of damage to property. Until the starter motor was replaced by an authorised BMW dealer, BMW recommended that the vehicle should not be left unattended while the engine was running, and that the Remote Engine Start function should not be used. For the VINs of the recalled vehicles, please see REC-006539.


Problems and faults: BMW G24 4-Series Convertible

BMW G23 4-Series Convertible: green rear quarterOverview

This section identifies potential problems, causes and fixes based on the experiences of owners and repairers, online sources and technical service bulletins. This information is provided solely for reference purposes and AustralianCar.Reviews recommends that only properly qualified persons carry out repairs or modifications. Furthermore, the number of items below should not be taken as an indicator of a model’s reliability or the frequency with which they may occur.

To report a problem or fault to the AustralianCar.Reviews team, please use the Contact Us form. Note that AustralianCar.Reviews does not offer advice on automotive problems or disputes; such enquiries will not receive a reply. For vehicles purchased from dealers after 1 January 2011, please see our Australian Consumer Law fact sheet.

Problems and faults: BMW G23 4-Series Convertible

No information regarding common problems and faults for the BMW G23 4-Series Convertible is currently available.

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