FaultScore

FaultScore report

2012 Smart Fortwo problems

Owners have filed 11 complaints about the 2012 Smart Fortwo with NHTSA between 2012 and 2022. The largest single group is the electrical system. Across this model's run it ranks 5 of 9 worst.

C

FaultScore 56/100

Higher is worse. Measured against the other years of the Smart Fortwo.

How this is worked out

The numbers

11

Complaints

2

Crashes reported

0

Fires reported

2

Injuries reported

26,000 mi

Median mileage at failure

Half of reported failures happened before this

70%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 11 vs 50 Severity 100 vs 50 Early failure 100 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 11
Against the median year of the Smart Fortwo. 50 means typical for this model; 100 means roughly double.
Severity — 100
36.4% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 100
70% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2012 compares with every other Smart Fortwo

Click any bar to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks on a 2012 Smart Fortwo

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Seat Belts 2 18.2%

Median failure at 110,000 miles

Airbags 2 18.2%

2 crashes, 0 fires · median 32,600 mi

Electrical System 2 18.2%

Median failure at 17,250 miles

Lights 1 9.1%

Median failure at 20,000 miles

Acceleration & Cruise Control 1 9.1%

Median failure at 2,500 miles

Body & Structure 1 9.1%

Median failure at 45,100 miles

Transmission & Drivetrain 1 9.1%

Median failure at 32,000 miles

Engine & Cooling 1 9.1%

Median failure at 2,500 miles

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

1,000 – 9,999 miles 4 40.0%
10,000 – 24,999 miles 1 10.0%
25,000 – 49,999 miles 3 30.0%
50,000 – 74,999 miles 1 10.0%
100,000 – 149,999 miles 1 10.0%

NHTSA crash tests

The agency crash-tested this model year itself. These are its own photographs and star ratings.

Configuration Overall Front Side Rollover
2012 Smart Fortwo 2 DR RWD
21.2% risk

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Jul 2012 peak 3 Jan 2022

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

at 60,000 miles Atlanta, GA Crash 2 injured

AIR BAGS

VEHICLE WAS HIT FROM BEHIND AND PUSHED INTO ANOTHER CAR ON INTERSTATE. AIR BAGS DID NOT DEPLOY.

NHTSA complaint #10907130 — an unverified report by a vehicle owner.

at 5,200 miles LAS Vegas, NV Crash 1 injured

AIR BAGS

TL* THE CONTACT OWNS A 2012 SMART FORTWO. WHILE AT A STOP SIGN, ANOTHER VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. AS A RESULT, THE CONTACT REAR ENDED THE PRECEDING VEHICLE. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED BACK INJURIES, WHICH REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS UNAVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 5,200.

NHTSA complaint #10650608 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

New York, NY

SEAT BELTS

The driver side seat belt mount, which in this case is a steel cable, has mostly broken and frayed rendering it unsafe to drive. In the event of an accident, it would certainly break completely. I only noticed it yesterday while cleaning, the breakage would've happened while driving it. I've contacted mercedes USA, and they tell me that my warranty has run out, they can't do anything. Even though this is a mandatory safety feature that has completely failed from normal use.

NHTSA complaint #11447959 — an unverified report by a vehicle owner.

at 20,000 miles BAY Pines, FL

EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT

TL* THE CONTACT OWNS A 2012 SMART FORTWO. WHILE DRIVING VARIOUS SPEEDS, THE FRONT TURN SIGNAL INDICATORS FAILED TO ILLUMINATE. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO LOKEY MERCEDES-BENZ (19820 US HWY 19 N, CLEARWATER, FL) WHERE THE FAILURE WAS CONFIRMED; HOWEVER, THE FAILURE COULD NOT BE DIAGNOSED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE, BUT NO ASSISTANCE WAS OFFERED. THE FAILURE MILEAGE WAS APPROXIMATELY 20,000. THE VIN WAS NOT PROVIDED.

NHTSA complaint #11110785 — an unverified report by a vehicle owner.

at 32,000 miles ST Pete, FL

POWER TRAIN

TRANSMISSION WILL GO INTO THREE BARS AND NOT SHIFT ON HIGHWAYS AND PARKWAYS, USUALLY ABLE TO SAFELY DRIVE UNDER POWER TO SIDE OF ROAD SOMETIMES GOES INTO NEUTRAL AND HAVE TO COAST TO SIDE. OCCURS WITH ELEVATED AMBIENT MOISTURE. STARTED AT 32,000 MILES. KNOWN ISSUE, TRANSMISSION HAS A LIMP MODE FOR THIS OCCURRENCE. VERY DIFFICULT TO DIAGNOSE, APPEARS ELECTRICAL IN NATURE. SMART DEALERSHIP WILL NOT ADDRESS.

NHTSA complaint #10966517 — an unverified report by a vehicle owner.

at 32,000 miles ST Pete, FL

ELECTRICAL SYSTEM

TRANSMISSION WILL GO INTO THREE BARS AND NOT SHIFT ON HIGHWAYS AND PARKWAYS, USUALLY ABLE TO SAFELY DRIVE UNDER POWER TO SIDE OF ROAD SOMETIMES GOES INTO NEUTRAL AND HAVE TO COAST TO SIDE. OCCURS WITH ELEVATED AMBIENT MOISTURE. STARTED AT 32,000 MILES. KNOWN ISSUE, TRANSMISSION HAS A LIMP MODE FOR THIS OCCURRENCE. VERY DIFFICULT TO DIAGNOSE, APPEARS ELECTRICAL IN NATURE. SMART DEALERSHIP WILL NOT ADDRESS.

NHTSA complaint #10966517 — an unverified report by a vehicle owner.

at 110,000 miles Atlanta, GA

SEAT BELTS

DRIVER SIDE SEAT BELT FAILS TO BUCKLE. NOTHING LODGED IN BUCKLE, BUT MECHANISM APPEARS TO BE BROKEN.

NHTSA complaint #10907128 — an unverified report by a vehicle owner.

at 60,000 miles Atlanta, GA Crash 2 injured

AIR BAGS

VEHICLE WAS HIT FROM BEHIND AND PUSHED INTO ANOTHER CAR ON INTERSTATE. AIR BAGS DID NOT DEPLOY.

NHTSA complaint #10907130 — an unverified report by a vehicle owner.

at 45,100 miles Toolele, UT

STRUCTURE:BODY

TL* THE CONTACT OWNS A 2012 SMART FORTWO. WHILE DRIVING 60 MPH, THE PASSENGER SIDE BODY PANEL DISENGAGED WITHOUT WARNING. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 45,100.

NHTSA complaint #10874568 — an unverified report by a vehicle owner.

at 5,200 miles LAS Vegas, NV Crash 1 injured

AIR BAGS

TL* THE CONTACT OWNS A 2012 SMART FORTWO. WHILE AT A STOP SIGN, ANOTHER VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. AS A RESULT, THE CONTACT REAR ENDED THE PRECEDING VEHICLE. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED BACK INJURIES, WHICH REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS UNAVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 5,200.

NHTSA complaint #10650608 — an unverified report by a vehicle owner.

at 2,500 miles SAN Diego, CA

VEHICLE SPEED CONTROL

I WAS DRIVING ON THE FREEWAY (5 LANE) IN MY 2012 SMART FORTWO PASSION COUPE IN THE MIDDLE LANE AT 65-70 MPH. ALL OF THE SUDDEN MY ACCELERATOR WAS NO LONGER FUNCTIONAL. I LOOKED DOWN AND SAW THAT MY SPEEDOMETER AND GEAR INDICATOR WERE ALSO NON-FUNCTIONAL. I WAS ABLE TO COAST (DESPITE HEAVY TRAFFIC) TO THE SHOULDER OF THE FAST LANE - IT WAS IMPOSSIBLE FOR ME TO GET TO THE SLOW LANE SHOULDER DUE TO HEAVY TRAFFIC. I WAS ABLE TO USE THE BREAKS ONCE I HIT THE SHOULDER (UNSURE IF POWER BRAKES OR NOT) AND ONCE STOPPED WAS UNABLE TO USE AUTOMATIC WINDOWS. I COULD NOT MOVE THE CAR OUT OF DRIVE FOR APPROXIMATELY TWO MINUTES. AFTER 2 MINUTES I TRIED AGAIN TO MOVE THE CAR OUT OF DRIVE AND WAS ABLE TO PUT IT IN PARK. AT THAT POINT I WAS ABLE TO RE-START THE CAR AND ACCELERATE ENOUGH TO GET BACK ON THE FREEWAY. I CONSIDER MYSELF VERY LUCKY TO HAVE BEEN ABLE TO REACH THE SHOULDER (AS IT ENDED ABOUT 200 YARDS DOWN THE FREEWAY). THE EXPERIENCE WAS ABSOLUTELY TERRIFYING.

NHTSA complaint #10466970 — an unverified report by a vehicle owner.

at 2,500 miles SAN Diego, CA

ELECTRICAL SYSTEM

I WAS DRIVING ON THE FREEWAY (5 LANE) IN MY 2012 SMART FORTWO PASSION COUPE IN THE MIDDLE LANE AT 65-70 MPH. ALL OF THE SUDDEN MY ACCELERATOR WAS NO LONGER FUNCTIONAL. I LOOKED DOWN AND SAW THAT MY SPEEDOMETER AND GEAR INDICATOR WERE ALSO NON-FUNCTIONAL. I WAS ABLE TO COAST (DESPITE HEAVY TRAFFIC) TO THE SHOULDER OF THE FAST LANE - IT WAS IMPOSSIBLE FOR ME TO GET TO THE SLOW LANE SHOULDER DUE TO HEAVY TRAFFIC. I WAS ABLE TO USE THE BREAKS ONCE I HIT THE SHOULDER (UNSURE IF POWER BRAKES OR NOT) AND ONCE STOPPED WAS UNABLE TO USE AUTOMATIC WINDOWS. I COULD NOT MOVE THE CAR OUT OF DRIVE FOR APPROXIMATELY TWO MINUTES. AFTER 2 MINUTES I TRIED AGAIN TO MOVE THE CAR OUT OF DRIVE AND WAS ABLE TO PUT IT IN PARK. AT THAT POINT I WAS ABLE TO RE-START THE CAR AND ACCELERATE ENOUGH TO GET BACK ON THE FREEWAY. I CONSIDER MYSELF VERY LUCKY TO HAVE BEEN ABLE TO REACH THE SHOULDER (AS IT ENDED ABOUT 200 YARDS DOWN THE FREEWAY). THE EXPERIENCE WAS ABSOLUTELY TERRIFYING.

NHTSA complaint #10466970 — an unverified report by a vehicle owner.

at 2,500 miles SAN Diego, CA

ENGINE

I WAS DRIVING ON THE FREEWAY (5 LANE) IN MY 2012 SMART FORTWO PASSION COUPE IN THE MIDDLE LANE AT 65-70 MPH. ALL OF THE SUDDEN MY ACCELERATOR WAS NO LONGER FUNCTIONAL. I LOOKED DOWN AND SAW THAT MY SPEEDOMETER AND GEAR INDICATOR WERE ALSO NON-FUNCTIONAL. I WAS ABLE TO COAST (DESPITE HEAVY TRAFFIC) TO THE SHOULDER OF THE FAST LANE - IT WAS IMPOSSIBLE FOR ME TO GET TO THE SLOW LANE SHOULDER DUE TO HEAVY TRAFFIC. I WAS ABLE TO USE THE BREAKS ONCE I HIT THE SHOULDER (UNSURE IF POWER BRAKES OR NOT) AND ONCE STOPPED WAS UNABLE TO USE AUTOMATIC WINDOWS. I COULD NOT MOVE THE CAR OUT OF DRIVE FOR APPROXIMATELY TWO MINUTES. AFTER 2 MINUTES I TRIED AGAIN TO MOVE THE CAR OUT OF DRIVE AND WAS ABLE TO PUT IT IN PARK. AT THAT POINT I WAS ABLE TO RE-START THE CAR AND ACCELERATE ENOUGH TO GET BACK ON THE FREEWAY. I CONSIDER MYSELF VERY LUCKY TO HAVE BEEN ABLE TO REACH THE SHOULDER (AS IT ENDED ABOUT 200 YARDS DOWN THE FREEWAY). THE EXPERIENCE WAS ABSOLUTELY TERRIFYING.

NHTSA complaint #10466970 — an unverified report by a vehicle owner.