2012 Bmw 535i Complaints

BMW N63 Engine Powertrain Issues 2012 535i The N63 engine, utilized in various BMW models including the 2012 535i, has been subject to multiple customer complaints regarding premature timing chain wear and other powertrain-related issues. This led BMW to introduce a "Customer Care Package," detailed in Technical Service Bulletin (TSB) B110614, to address the concerns reported by multiple owners and noted by the National Highway Traffic Safety Administration (NHTSA) under ID Number 11016414. A primary cause of the issue is accelerated timing chain wear. The N63 engine's design features timing chains that are prone to stretching prematurely. This stretching can disrupt the precise timing of the engine's valves, leading to a cascade of problems. As a consequence, owners have reported a variety of symptoms, including the illumination of the "drivetrain malfunction" warning light, noticeable engine noise, excessive vibration, and potentially catastrophic engine failure. The "drivetrain malf...

The car was parked overnight. In the morning around dusk , it spontaneously caught fire.

UNKNOWN passenger restraint system malfunction message started coming.

The contact owns a 2012 BMW 535I. The contact stated while driving at approximately 65 MPH, the engine temperature and "Pull Over - Stop Vehicle" warning lights were illuminated. The contact pulled over and let the vehicle cool down and drove to an independent mechanic. The vehicle was diagnosed, and it was determined that the water pump needed to be replaced. The mechanic advised the contact that there was an active recall, NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the VIN was not included in the recall. The vehicle was not repaired. The manufacturer was informed of the failure. The failure mileage was approximately 127,000.

The contact owns a 2012 BMW 535I. The contact stated while driving approximately 50–55 MPH, the engine overheated and the vehicle shutoff. The engine warning light was illuminated. The vehicle was restarted. The contact continued to drive to her residence. The contact stated that the failure was related to NHTSA Campaign Number: 16V746000 (Fuel System, Gasoline). The vehicle was towed to an independent mechanic, who determined that the failure was due to the fuel pump and the water pump. The water pump and fuel pump were replaced. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 119,000. The VIN was not available.