2009 smart Fortwo problems & reliability
100 owner complaints filed with NHTSA for the 2009 smart Fortwo, alongside 1 safety recall campaign. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
2 complaints report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2009 smart Fortwo vehicles were involved in 14 fatal crashes with 15 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Power Train | 27 | 27% |
| Engine | 19 | 19% |
| Unknown OR Other | 18 | 18% |
| Electrical System | 14 | 14% |
| Structure | 10 | 10% |
| Engine and Engine Cooling | 9 | 9% |
| Fuel/propulsion System | 8 | 8% |
| Air Bags | 5 | 5% |
| Seat Belts | 5 | 5% |
| Tires | 5 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 39,750 miles (middle 50% between 17,300 and 61,595 miles), based on 70 complaints that included mileage.
Complaints by incident year
What owners report
“The contact owns a 2009 Smart Fortwo. The contact stated that while driving at various speeds, the vehicle suddenly lost motive power. The vehicle was turned off, the contact waited, and then restarted the vehicle, and the vehicle operated as needed. The failure had occurred several times while driving. The contact…”
Power Train · filed Aug 22, 2025
“The contact owns a 2009 Mercedes-Benz Smart ForTwo. The contact received notification of NHTSA Campaign Number: 18V273000 (Engine and Engine Cooling); however, the part to do the repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The…”
Engine and Engine Cooling · filed Sep 5, 2024
“The contact owns a 2009 Mercedes-Benz Smart Fortwo. The contact received notification of NHTSA Campaign Number: 18V273000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer and several unknown dealers were contacted and informed the contact that they did not…”
Engine and Engine Cooling · filed Aug 29, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Engine Compartment Fire
Engineering Analysis EA17003 · opened Sep 1, 2017 · closed Aug 21, 2018 · led to recall 18V273000
- Engine Compartment Fire
Preliminary Evaluation PE16016 · opened Dec 16, 2016 · closed Nov 20, 2017 · led to recall 18V273000
Technical service bulletins
48 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2009 smart Fortwo. The 10 most recent:
Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause…
LI35.30-P-058566 · Service Bulletin/Repair Instructions · issued Jul 14, 2026
Complaint There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper blades squeaking, chattering, shuddering B: The windshield is not wiped completely (streaking) C: During…
LI82.30-P-059239 · Service Bulletin/Repair Instructions · issued May 19, 2026
Complaint Headlamp, front fog lamp leaky or fogged. Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the…
LI82.10-P-078301 · Service Bulletin/Repair Instructions · issued Apr 16, 2026
Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in…
LI33.30-P-056665 · Service Bulletin/Repair Instructions · issued May 21, 2025
Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a…
LI82.10-P-078896 · Service Bulletin/Repair Instructions · issued Apr 28, 2025
Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp…
LI82.10-P-078301 · Service Bulletin/Repair Instructions · issued Apr 28, 2025
Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly…
LI82.70-P-077433 · Service Bulletin/Repair Instructions · issued Mar 5, 2025
Complaint Washer fluid system leaks Cause Various possible causes: 1. Washer fluid reservoir itself. 2. Seal on washer fluid pump/washer fluid reservoir. 3. Washer fluid pump. 3.1. Distributor housing leaks. 3.2. Pump…
LI82.35-P-078467 · Service Bulletin/Repair Instructions · issued Oct 23, 2024
Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly…
LI82.70-P-077433 · Service Bulletin/Repair Instructions · issued Sep 28, 2024
Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a…
LI82.10-P-078307 · Service Bulletin/Repair Instructions · issued Sep 21, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2009 smart Fortwo has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2009 smart Fortwo?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 39,750 miles — budget accordingly if the car is approaching that mileage.