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Vehicle safety record

2014 Smart Coupe Problems, complaints & recalls

Owners have filed 17 complaints about the 2014 Smart Coupe with NHTSA, most often about the engine & cooling (4) and the seats & seat belts (4). Those complaints describe 1 crash and 1 fire. There are no recalls for it. For comparison, the 2013 has 24 and the 2015 has 11.

NHTSA data checked

CAbout as many problems as a typical Coupe year, for its age

#202 most complained-about 2014 vehicle

Complaints
17
Recalls
0
Crashes
1
Fires
1
Injuries
0
Deaths
0

Most common 2014 Smart Coupe problems

Share of all 17 complaints. One complaint can name more than one area. Tap an area for its complaints and recalls.

No recalls for the 2014 Smart Coupe

NHTSA lists no recalls for the 2014 Smart Coupe. Recalls can be announced at any time - this page updates daily.

What owners say

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17 complaints about the 2014 Smart Coupe

Newest first, as filed with NHTSA by owners.

BrakesCrash

Loss of most of the braking effectiveness, resulting in a collision. This vehicle had a Virginia State inspection performed the previous month and no brake failure dash lights were noted before the collision.

Filed Incident Service brakesNHTSA 11684251
Electrical system

My 2014 SMART FORTWO has a HV System Maintenance warning that should be included with 2014-2015 HV System recall that Mercedes has. However, My VIN is not coming up on the search. The HV System is causing the car to not charge correctly at charging stations and it is causing the system battery to drain. I don't know when the HV System light came on, but it started causing the vehicle to glitch about March 05, 2025. I have someone look at it in 2023... But it is still having HV System Maintenance problems.

Filed Incident Electrical systemNHTSA 11649006
Electrical system

My SMART ForTwo Coupe 2014 has been having a High Voltage System Maintenance alert on the dashboard. I have sought service help from AAA and PepBoys, but everyone was saying the system battery is fine. When I moved to an apartment that doesn't have electric outlets, my ability to charge was stifled. When my HV battery went under 10%, the system battery shutdown and the HV battery went into reserve mode. I searched the internet and all over the U.S. SMART ForTwo 2014 is having this problem. It's all over the forums...

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on SMART USA website. I did a search and Mercedes has a recall for SMART 2014 - 2015 coupes and convertible with HV System errors. But when I search the NHTSA website, my vehicle did not come up. I've been told in my local city forum that on Mercedes Dealer can fix this problem. So, many SMART 2014 is having this issue. How do I get service help if my VIN isn't popping up for HV System Error? I highly believe my HV System error is related to the following below. Please, look into the HV System Maintenance error that SMART ForTwo ED 2014 is having nationwide. You can find the error reported on YouTube, Facebook, SMART USA, and so many places. The Following is the Recall Quote on Google: "Mercedes-Benz USA (MBUSA) is recalling certain model year 2014-2015 Smart Fortwo Coupes and Convertibles, and 2014 Fortwo Coupe Electric and Fortwo Convertible Electric vehicles due to a potential high-voltage battery failure that could cause the vehicle to stall and increase the risk of a crash or fire. " "Recall Details: NHTSA Campaign Number: 20V107000 Manufacturer: Mercedes-Benz USA, LLC Component: ELECTRICAL SYSTEM "

Filed Incident Electrical systemNHTSA 11648551
Seats & seat belts

The cable attaching the seatbelt is frayed and only being held on by a few strands of cable. My research into the problem on forums and the internet has shown that this is an issue on the drivers side seatbelt for Smart Car.

Filed Incident Seat beltsNHTSA 11540919
Airbags

The SRS light is on. Technician scanned vehicle and performed guided tests on drivers side seat airbag, found that HE airbag squib is faulty. This is an internal part of the airbag and airbag will need to be replaced.

Filed Incident Air bagsNHTSA 11501955
Brakes

The brake booster malfunctioned while I was driving

Filed Incident Service brakesNHTSA 11497260
Seats & seat belts

Driver's seatbelt broke at the tensioner as if the cable had been cut with wire cutters. My vehicle has not been involved in a wreck. Under normal driving conditions. Safety issue is if it broke this easily what would've happened if I had been involved in an accident? Of course I took the vehicle immediately to a repair shop and the cost to repair is $843.31. Of course the parts have to be ordered. This is a safety issue it's a law issue you have to have a seatbelt it's not like I can't live without the seatbelt....

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All my research shows that several people have complained about the same incident happening to them I was not driving the vehicle at the time I had just stopped at a store got back in my car and the seatbelt was broken.

Filed Incident Seat beltsNHTSA 11469708
Engine & coolingFire

Tl* the contact owns a 2014 smart fortwo. The contact was driving at 60 mph, when the vehicle lost power and the contact noticed white smoke coming from the rear of the vehicle. The vehicle was towed to the contact's residence and the tow truck driver informed the contact that the radiator had burst. The contact notified park place motorcars mercedes-benz dallas (6113 lemmon ave, dallas, tx 75209) of the failure and was informed that there was no recall for the failure experienced. The vehicle was diagnosed by an independent mechanic as an overheated engine failure. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was 65,000.

Filed Incident EngineNHTSA 11405076
Engine & cooling

Tl* the contact owns a 2014 smart fortwo. While the vehicle was stationary, the contact noticed an oil leak. There were no warning indicators illuminated. The vehicle was taken to euro motorcars germantown (located at 19750 germantown rd, germantown, md 20874, (301) 601-5500) where it was diagnosed that the driver's side gear box needed to be replaced. The vehicle was repaired. The manufacturer was not notified of the failure. The failure mileage was 26,666.

Filed Incident EngineNHTSA 11288478
SuspensionTransmission & drivetrain

Loud clanking noise while driving. Was diagnosed as faulty condenser fan and lose bolts/screws which hold it in place. Mercedes-benz dealership where it was purchased said will cost $1,700-$1,800 to fix! Internet research revealed to me this is a common defect/problem. I paid almost $7,000 for my smart for two pure coupe. I should not have to be paying an additional nearly $2,000 because bolts jiggled lose.I no longer feel secure in my car.Now im driving in hot florida in the summer with no a/c because I cant afford this fix.

Filed Incident Suspension · Power trainNHTSA 11234271
Transmission & drivetrain

Twice, so far this year, while driving on a major roadway, the vehicle lost power. I had to pull over to the shoulder, put it in park, shut it off, and restart the system. I consider that to be an exceptionally dangerous situation. Later, when the vehicle was serviced, I was told that smart usa was aware of this problem, and that a software upgrade was needed. There was no recall!

Filed Incident Power trainNHTSA 10889229
Electrical system

Tl* the contact owns a 2014 smart fortwo. While driving 20 mph, the electrical system failed. The contact coasted the vehicle to the side of the road and was able to restart the vehicle. The vehicle was towed to a dealer where it was diagnosed, but the technician could not find a failure. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 6,157.

Filed Incident Electrical systemNHTSA 10883432
Seats & seat belts

The shoulder portion of my seat belt rides on my neck. What is the remedy for this safety problem? Ref complaint #10722112 28may15.

Filed Incident Seat beltsNHTSA 10723785
Seats & seat belts

MY SEAT BELT SHOULDER STRAP RIDES ON MY NECK.

Filed Incident Seat beltsNHTSA 10722112
Engine & cooling

Tl*the contact owns a 2014 smart fortwo. The contact stated that while driving at various speeds, the key would move from the run position causing the vehicle to stall. The contact also stated that the brake and the accelerator pedals were extremely close to one another. The contact stated mentioned that when switch from the brake pedal to the accelerator pedal, his foot would get caught under the brake pedal. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failures. The failure mileage was 1,000.

Filed Incident EngineNHTSA 10680032
Wheels & tires

Local street. Ran over a ~4 inch bolt in roadway. Punctured tire, but then the bolt knocked 4 holes in the wheel (rim). I do not consider a bolt in the roadway to be an unusual hazard. I do not believe that the wheel - tire combination is suitable for use on public roads. I believe that the wheel - tire combination presents an immediate safety hazard for users of this vehicle. *Tr

Filed Incident WheelsNHTSA 10628051
Engine & cooling

While driving at a steady speed of 40mph, the vehicle suddenly lost power. You could hear that the cylinders and pistons stopped working. The vehicle had 2 gallons of gas. We put in 2 more gallons at the adjacent gas station and limped home at 30mph. The dealership picked up the vehicle at our home and drove it from milwaukee to chicago without incident. The dealership said they replaced the purge valve and all 3 ignition coils;come and pick it up. On our drive home, going a steady uninterrupted 40 mph (no...

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stop signs, or stop lights at all) we drove 28 miles and the same problem happened again. The vehicle was towed to the dealership. The dealership requested assistance from mercedes. Mercedes declined, stating they would accept the problem when the dealership identified the source of the problem. After 10 days the dealership notified us that they could not identify the source of the problem. We waited through the 30 business day lemon law period and filed for relief. *Tr

Filed Incident EngineNHTSA 10588504

Smart Coupe: every year compared

YearComplaintsRecallsCrashesFiresTop problemGrade
201621052Engine & coolingD
201511012Engine & coolingB
201417011Engine & coolingC
201324003Engine & coolingC
All Coupe years

2014 Smart Coupe vs rivals

VehicleComplaintsRecallsCrashesGrade
2014 Smart Coupe1701C
2014 Smart ED1701CCompare
2014 Smart Cabrio ED1401CCompare
2014 Smart Cabrio1401CCompare

More sales usually means more complaints, so compare similar vehicles of the same year. The grade compares each vehicle with its own model's other years.

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Questions about the 2014 Smart Coupe

Does the 2014 Smart Coupe have any recalls?

NHTSA lists no recalls for the 2014 Smart Coupe right now. Recalls can be announced at any time, and this page checks NHTSA every day. You can also check your exact vehicle by VIN at nhtsa.gov/recalls.

What are the most common problems with the 2014 Smart Coupe?

By the complaints owners filed with NHTSA, the most common problem areas are the engine & cooling (4), seats & seat belts (4), electrical system (3).

How many complaints has the 2014 Smart Coupe had?

17 complaints have been filed with NHTSA, the first on May 15, 2014 and the latest on September 1, 2025. Of these, 1 describe a crash and 1 a fire, and together they report 0 injuries and 0 deaths.

Is the 2014 Smart Coupe a reliable vehicle?

Its Safety Index is 57 out of 100 (grade C: about as many problems as a typical Smart Coupe year, for its age). The index weighs complaints, crashes, fires, injuries, deaths and recalls against how long the vehicle has been on the road, compared with the same model's other years. It is not a measure of every repair - read the complaints and owner experiences, and have any used vehicle inspected before you buy.

Which Smart Coupe years have the most complaints?
What should I do if my 2014 Smart Coupe has a problem?

If it is a safety problem, stop driving it if it is unsafe and contact your dealer. Report it to NHTSA at nhtsa.gov/report-a-safety-problem - enough reports start investigations and recalls - and share your experience here so other owners know what to look for.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data

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