NHTSA Complaint #11710003 — 2013 BMW 335I

The contact owns a 2013 BMW 335i. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The contact stated that the following day, while attempting to start the vehicle, the vehicle failed to start. The contact stated that after several attempts, the vehicle started. The vehicle was taken to an independent mechanic, where it was diagnosed with battery failure. The contact was informed that the battery needed to be replaced. The vehicle was repaired; however, the failure reoccurred. The vehicle was taken back to the independent mechanic, and the battery was replaced for the second time. The vehicle was repaired; however, the failure reoccurred. The vehicle was taken back to the independent mechanic and the battery was replaced a third time, but the failure reoccurred. The vehicle was taken back to the independent mechanic, where it was diagnosed with coolant pump failure. The contact was informed that the coolant pump had an electrical shortage and needed to be replaced. The vehicle was not repaired. The dealer was not made aware of the failure. The manufacturer was made aware of the failure. The contact referenced NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the VIN was not associated with the recall. The failure mileage was approximately 140,000.