RoadVitals

2014 BMW 435I Engine Problems

Owner-reported complaints naming the engine system, filed with NHTSA

Data refreshed

Engine reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
11
Latest Dec 8, 2025
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
48%
of 23 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
0
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components. Every record below is an owner-reported complaint about the 2014 BMW 435I submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 11 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming engine

Shown in the owner’s own words, exactly as filed

ElectricalEngine
Filed Dec 8, 2025

The contact owns a 2014 BMW 435I. The contact stated that while the vehicle was turned off, the battery discharged abnormally. No warning lights were illuminated. The vehicle was taken to a local dealer, where it was diagnosed, and determined that the water pump had remained running unexpectedly when the vehicle was turned off. The vehicle was not repaired. Upon further investigation, the contact related the failure to NHTSA Campaign: 24V608000 (Engine and Engine Cooling, Electrical System); however, the VIN was not included. The manufacturer was made aware of the failure. The failure mileage was approximately 80,000.

NHTSA ID
11703680
Incident
Dec 3, 2025
Mileage
80,000 mi
Engine
Filed Oct 6, 2020

ACCELERATED CAR AFTER STOP SIGN. HEARD A LOUD POP AND LOSS OF POWER. LOOKED UNDER HOOD AND FOUND THE CHARGE PIPE PLASTIC BUSTED AND OFF THE THROTTLE BODY.

NHTSA ID
11363098
Incident
Sep 24, 2020
Mileage
74,000 mi
Engine
Filed Feb 26, 2020

MY VEHICLE HAS 64,000 MILES AND I WAS EXITING THE DRIVEWAY AND ACCELERATING UP TO 45MPH WHEN ALL THE SUDDEN I ENCOUNTERED A COMPLETE LOSS OF POWER WITH SOUNDED LIKE A BANG IN THE ENGINE. MY CAR IMMEDIATELY SLOWED DOWN TO UNDER 30MPH AND STARTED SHAKING. LUCKILY I WAS ONLY 2 MINUTES FROM MY HOUSE. I BELIEVE THIS PART SHOULD BE RECALLED BECAUSE LOOKING AT ALL THE COMPLAINTS WITH OTHER OWNERS THEY HAVE THE SAME PROBLEM THIS IS A PLASTIC PIECE THAT UNDER WHERE IN TEAR AND PRESSURE WHICH IS DESIGNED FOR IT IS FAILING. SOME OF THE STORIES I'VE HEARD ARE PRETTY SCARY ALSO LIKE PEOPLE BEING ON THE HIGHWAY IN THIS HAPPENING.

NHTSA ID
11311609
Incident
Feb 16, 2020
Mileage
64,000 mi
EnginePowertrain (other)
Filed Mar 13, 2019

TL* THE CONTACT OWNS A 2014 BMW 435I. WHILE DRIVING VARIOUS SPEEDS, THE DRIVETRAIN MALFUNCTION WARNING INDICATOR ILLUMINATED. THE VEHICLE DECELERATED AND LOST POWER. THE VEHICLE WAS TAKEN TO NALLEY BMW OF DECATUR (1606 CHURCH ST, DECATUR, GA 30033) WHERE IT WAS DIAGNOSED THAT THE INTERCOOLER CHARGE PIPE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000.

NHTSA ID
11186393
Incident
Feb 15, 2019
Mileage
50,000 mi
Engine
Filed Feb 6, 2019

SEPARATION OF TURBO CHARGE PIPE CAUSING LOSS OF ENGINE POWER WHILE IN MOTION. VEHICLE MILEAGE AT THE TIME WAS 21,340.

NHTSA ID
11174818
Incident
Dec 17, 2018
Mileage
21,340 mi
Engine
Filed Aug 29, 2017

2014 435I, CHARGE PIPE BROKE LEAVING ME WITH NO POWER. CARS BEHIND ME HAD TO BRAKE TO AVOID HITTING ME AS I TRIED TO ACCELERATE ONTO AN ONRAMP

NHTSA ID
11020477
Incident
Aug 26, 2017
Mileage
80,000 mi
Engine
Filed May 19, 2017

CHARGE AIR PIPE FOR TURBO EXPLODED AT 30K MILES, COMPLETE SHUTDOWN ON HWY INTO PROTECT MODE LOST ALL POWER.

NHTSA ID
10990652
Incident
Apr 5, 2017
Mileage
30,000 mi
EngineFuel system
Filed Jan 4, 2016

10/15/2015 CAR SERVICED FOR RECALL - FUEL PUMP ISSUE 10/23/2015 - WHILE DRIVING ON HIGHWAY AT APPROXIMATELY 70MPH CAR ENGINE SUDDENLY STOPPED. I PUSHED DOWN MY CLUTCH (MANUAL TRANSMISSION) AND WAS ABLE TO ROLL ONTO THE LEFT SHOULDER. HAD TO BE TOWED TO NEAREST BMW DEALER. CAR "REPAIRED" AND I PICKED IT UP ONE WEEK LATER. 11/4/2015 WHILE DRIVING ON HIGHWAY AT ABOUT 55 MPH CAR ENGINE AGAIN SUDDENLY STOPPED AND I COASTED ONTO RIGHT SHOULDER. I WAS ABLE TO RESTART CAR ABOUT 15 MINUTES LATER. BROUGHT CAR TO MY LOCAL DEALER FOR REPAIR. DEALER ADVISED PROBLEM WAS DISCOVERED WITH FUEL SYSTEM AND REPAIRED. 12/16/2015 WHILE DRIVING IN VERY HEAVY TRAFFIC CAR OVERHEATED AND I HAD TO PULL OFF HIGHWAY. MESSAGE ON MY SCREEN ADVISED TO CALL ROADSIDE ASSISTANCE. I IGNORDED THAT AND WAITED FOR ENGINE TO COOL AND TRAFFIC TO FLOW. I THEN RESTARTED CAR AND MADE IT BACK HOME. CAR WENT IN FOR REPAIR NEXT DAY. DEALER ADVISED PROBLEM WAS SOLVED.

NHTSA ID
10817636
Incident
Oct 23, 2015
Mileage
19,000 mi
EnginePowertrain (other)
Filed Jun 22, 2015

TL* THE CONTACT OWNS A 2014 BMW 435I. WHILE DRIVING 15 MPH OVER A PUDDLE OF WATER, THE WATER SEEPED INTO THE ENGINE AND CAUSED IT TO STALL. THERE WERE NO WARNING LIGHTS ILLUMINATED PRIOR TO THE FAILURE. THE VEHICLE DID NOT RESTART, BUT WAS NOT TOWED BECAUSE THE VEHICLE COULD NOT BE SHIFTED OUT OF PARK. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE VIN WAS UNAVAILABLE. THE FAILURE MILEAGE WAS 15,000.

NHTSA ID
10726582
Incident
Jun 17, 2015
Mileage
15,000 mi
Engine
Filed Mar 4, 2015

THERE IS A MAJOR DESIGN FLAW ON THE BMW 435I 2014 TO PEOPLE WHO LIVE WHERE THERE IS RAIN. I WAS PULLING INTO THE PARKING LOT OF MY COMPANY AND THERE WAS A PUDDLE FROM THE RAN MAYBE 5-6" (NOT ENOUGH TO PENETRATE THE DOORS AND WET THE INSIDE) . I DROVE THROUGH THE PUDDLE AND THE ENGINE HYDROLOCKED CAUSING THE ENGINE TO HAVE TO BE REPLACED. I WAS TOLD BY THE SERVICE DEPARTMENT THAT THE CAR IS LOW TO THE GROUND AND THAT THE AIR INTAKE IS ON THE FRONT GRILL AT THE BOTTOM. WITH THIS CAR BEING LOW, HOW CAN ANYONE DRIVE IN RAIN IN AN AREA WHERE WATER ACCUMULATES? I WAS NEVER WARNED OR INFORMED OF THIS SITUATION. I HAVE WORKED AT MY COMPANY FOR 16 YEARS AND HAVE HAD OVER 6 CARS AND HAVE NEVER HAD TO WORRY ABOUT ANY PUDDLE AT THE DRIVEWAY OF MY BUSINESS. THIS IS ABSOLUTELY RIDICULOUS. *TR

NHTSA ID
10692057
Incident
Feb 28, 2015
Engine
Filed Aug 9, 2014

ON 7/9/14, I BACKED OUR NEW 435I UP TO OUR GARAGE (OUTSIDE FOR THE NIGHT). THE GARAGE DOOR WAS OPEN, AND THE WARNING SYSTEM LET ME KNOW THAT I WAS CLOSE TO OUR LAWNMOWER. ONCE I WAS CLOSE ENOUGH, I PUT THE CAR IN DRIVE TO STRAIGHTEN OUT THE CAR, AND IMMEDIATELY THE VEHICLE ATTEMPTED TO ACCELERATE TO FULL SPEED. I WAS ALREADY ON THE FOOT BREAK, BUT THE CAR WOULD NOT RESPOND. OUR DRIVEWAY IS CONCRETE AND QUITE SLICK. THE REAR TIRE SPUN UNCONTROLLABLY, CREATED A CLOUD OF SMOKE, AND LEFT A PILE OF TIRE DEBRIS BEHIND THE VEHICLE. I HIT THE KILL SWITCH AND REFUSED TO DRIVE THE CAR FURTHER. IT IS NOW 8/9/14 AND WE STILL DON'T HAVE A RESOLUTION. WE WROTE A LARGE CHECK AS A DOWN PAYMENT FOR THE CAR AND ARE MAKING PAYMENTS ON A VEHICLE WE DO NOT POSSESS. I WAS TOLD THE VEHICLE WOULD BE INSPECTED BY AN ENGINEER, AND THAT THE REPORT WOULD TAKE TWO DAYS TO COMPLETE. AFTER THAT, THE ENGINEERING TEAM HAS 10 DAYS TO REVIEW THE RESULTS. SUBSEQUENTLY, BMW (CORPORATE IN NJ) HAS ASKED FOR AN ADDITIONAL TWO WEEKS FOR EVALUATION. I ASKED FOR ANY RESULTS, BUT WAS TOLD NO INFORMATION WAS AVAILABLE. *TR

NHTSA ID
10621105
Incident
Jul 9, 2014
Mileage
928 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Other components reported on this vehicle

Categories with enough reports to have a page of their own

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .