2014 BMW 328D Complaints

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 available for inspection upon request. 2.) The vehicle experienced a sudden, complete loss of motive power with no prior warning, rendering it unable to start or operate. This type of failure — as documented in NHTSA Engineering Analysis EA23-001 — is known to also occur while the vehicle is in motion, causing unexpected engine stall at highway speeds with no ability to restart. This creates an immediate risk of rear-end collision, loss of vehicle control, and danger to other motorists. The failure provides no warning to the driver and cannot be prevented through normal maintenance practices. 3.) Yes. The high-pressure fuel pump failure and presence of metal shavings throughout the fuel system have been confirmed by a BMW authorized dealership. The dealer has documented the failure and provided a repair estimate for full fuel system replacement — including the HPFP, injectors, fuel lines, and tank cleaning — at an estimated cost of $10,000–$15,000. BMW of North America has declined warranty coverage citing that the vehicle has exceeded the 120,000-mile threshold under Recall 21V-586, despite this being the identical defect covered by that recall. 4.) Yes. The vehicle has been inspected by a independent BMW Specialist 5.) Check engine light was present

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 to coast the car in to park. Independent service center has replaced three sensors related to fuel pressure system which did not fix. The vehicle and component has not been inspected by manufacture, police, insurance representatives or others. The manufacture claims there are no recalls on the fuel system of the vehicle. The vehicle has a rebuilt title from a small accident because no parts were available during covid so the insurance wrote the car off. The car was inspected by the state of North Carolina and deemed safe for the road. There is no indication that the car is going to shut off. It just cuts power and shuts off. After restarting the car, it will show a check engine light on the cluster and a drivetrain error on the infotainment screen . The error code p0087 Fuel/rail system Pressure - too low bank 1

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 appeared soon after the recall intervention, indicating a potential recall-associated defect rather than normal age-related wear. The fault was diagnosed at BMW West Houston, where it was confirmed; however, I was told no warranty or goodwill support could be provided due to vehicle age, despite the timing suggesting a recall-related cause. BMW’s emissions warranty extension bulletin (NHTSA TSB ID: MC-10160282-9999) lists particulate sensor failures (2BB700–2BA200) as known issues. Many BMW diesel owners have reported similar particulate sensor faults shortly after the EGR cooler recall and related software changes, suggesting a broader pattern. If the EGR recall or subsequent software calibration is leading to particulate sensor failures and MIL activation, this may represent a post-recall emissions defect affecting compliance. I request that NHTSA evaluate whether the EGR recall may be contributing to widespread particulate sensor failures. Vehicle Information: – 2014 BMW Diesel – Fault Code: 2BB300 – Failure occurred a short time after the EGR cooler recall & software update – Diagnosed at: BMW West Houston Thank you for your attention.

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 power under boost, exhaust gas leakage, and potential fire hazard, which can cause unsafe driving conditions and sudden loss of vehicle performance The vehicle was presented to a BMW dealership, and the recall defect was acknowledged. The dealer confirmed that any decisions regarding inspection and repair must come from BMW corporate. The dealership refused to inspect or evaluate the recall-related failures pending corporate authorization. No. BMW of North America has not authorized inspection or evaluation. The dealership also refused to inspect the vehicle pending corporate direction. Yes. Symptoms included audible air leaks, intake pressure loss under boost, performance degradation, and component failures occurring both before and after recall repair attempts. These symptoms developed during the period when the vehicle was operating under a known recall-defect condition and continued after recall repair.

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 that the VIN was not included in the recall. The manufacturer referred the contact to the NHTSA Hotline to report the failure. The vehicle was not repaired. The failure mileage was approximately 86,000.

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 made aware of the failure and referred the contact to the NHTSA Hotline for further assistance. The approximate failure mileage was 91,000.

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 not included in the recall. The manufacturer was made aware of the failure, and a case was filed. The contact stated that the case was denied because of the age of the vehicle. The contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 177,010.

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 code for the fuel rail sensor was retrieved. Upon inspection, the mechanic discovered metal inside the fuel system due to the high-pressure fuel pump failure. Upon investigation, the contact related the failure to NHTSA Campaign Number: 21V586000 (Fuel System, Diesel); however, the VIN was not included in the recall. The vehicle was not repaired and remained at the dealer. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 140,000.

While operating a normal speed and tempature, the low pressure fuel retuen lone burst. Fuel sprayed throughout the engine bay to include the exhaust manifold. Had this been a gasoline car a fire could have ensued.