BMW 328d

1.) The Bosch CP4 High-Pressure Fuel Pump (HPFP), OEM part number 13517824477 / 0445010517, failed catastrophically. This is the factory-installed pump on the 2014 BMW 328d equipped with the N47 diesel engine. Upon failure, the pump's internal cam and roller assembly disintegrated, releasing metal shavings throughout the entire fuel system — contaminating the fuel lines, injectors, fuel rail, and fuel tank. The vehicle will not start. The failed pump and contaminated fuel system components are…

The fuel system has failed. The car shut off in the Baltimore harbor tunnel twice completely stopping traffic and creating a very hazard situation. One of those two times the semi truck behind me had to slam its brakes. When the car shuts off you must come to a complete stop and turn the car completely off. After restarting the car is in limp mode with reduced power. The incident has happened about 6 other times. Every time it happens I have feared my safety, especially if there is no shoulder…

Vehicle experienced sudden engine failure while driving due to timing chain failure on N47 diesel engine, a known defect. Loss of propulsion occurred without warning, creating a safety risk.

I am reporting an emissions-related malfunction that occurred a very short time after BMW performed the EGR cooler recall and updated the DDE software on my vehicle. Shortly after the recall work, the vehicle began showing DDE fault code 2BB300 – Particulate Sensor Measuring Electrode, Self-Diagnosis, which triggered the MIL. This issue did not exist at any point before the recall. Although my vehicle is now older than 10 years, the critical concern is that this emissions-related failure…

The primary failure involves the EGR cooler system covered under Recall 21V-907, with consequential damage to the intake system, including intake air leaks, charge pipe failure, displaced turbo-to-DPF V-band clamp, brittle/cracked fuel lines, and intake system integrity loss. Yes — the vehicle and all affected components are available for inspection upon request The EGR cooler internal leak defect and intake system failures create risk of engine overheating, thermal degradation, loss of engine…

The contact owns a 2014 BMW 328D. The contact stated that while driving at various speeds, the vehicle entered LIMP Mode with the message Engine Malfunction displayed on the instrument panel. The contact used a scanner and retrieved a DTC for the high-pressure fuel pump failure. Upon investigation, the contact discovered NHTSA Campaign Number: 21V586000 (Fuel System, Diesel); and associated the failure with the recall. The manufacturer was notified of the failure, and the contact was informed…

The contact owns a 2014 BMW 328D. The contact stated while driving 55 MPH, the vehicle lost motive power. There was no warning light illuminated. The vehicle was towed to the contact’s parents’ residence. The dealer was contacted; however, the vehicle was not diagnosed or repaired. The dealer also informed the contact that the VIN was not included in NHTSA Campaign Number: 21V586000 (Fuel System, Diesel); and referred the contact to the manufacturer for further assistance. The manufacturer was…

The contact owns a 2015 BMW 328D. The contact stated that while driving 15-25 MPH, there was an abnormal sound coming from the engine, and the vehicle failed to accelerate as intended while depressing the accelerator pedal. The contact stated that the vehicle stalled. The contact was able to coast to the side of the road. The vehicle failed to restart. The contact was unsure if any warning lights were illuminated. The vehicle was towed to a BMW-Authorized mechanic, who diagnosed that the fuel…

The contact owns a 2014 BMW 328D. The contact stated that while attempting to start the vehicle, the vehicle failed to start. No warning lights were illuminated. The vehicle was towed to the dealer, where it was diagnosed with a failed high-pressure fuel pump and assembly. The contact was informed that the high-pressure fuel pump and assembly needed to be replaced. The vehicle was not repaired. The contact referenced NHTSA Campaign Number: 21V586000 (Fuel System, Diesel); however, the VIN was…

The contact owns a 2014 BMW 328D. The contact stated that the vehicle was taken to an unknown dealer, where the oil filter housing was replaced due to an oil leak. After the repair, the contact drove to the residence and the vehicle was not driven the following few days. The dealer called the contact to inquire updates on the vehicle after the service. The contact stated that the check engine warning light was illuminated. The vehicle was taken back to the dealer, where a diagnostic trouble…