Mercedes-Benz Smart Fortwo Recall R/2015/146: Unintended Acceleration Or Deceleration, Who Is Affected And What To Do
- Urgent
- How serious
- 25 Aug 2015
- Launched
- 102
- vehicles in the UK
- SRS1502
- Manufacturer’s campaign code
Mercedes-Benz recalled Smart Fortwo vehicles built between 1 August 2014 and 31 May 2015. The engine control unit may not be programmed correctly. The recall notice describes the fix as: that are likely to be affected and update the engine control unit software. You won't usually pay for it.1
What’s Wrong
The engine control unit may not be programmed correctly. In rare cases it is possible for the acceleration or deceleration not to be as the driver,s request. Therefore a critical driving situation could occur. However the power of the brake enables the driver to stop the vehicle at any time.
DVSA's Original Wording
Concern: UNINTENDED ACCELERATION OR DECELERATION Defect: The engine control unit may not be programmed correctly. In rare cases it is possible for the acceleration or deceleration not to be as the driver�s request. Therefore a critical driving situation could occur. However the power of the brake enables the driver to stop the vehicle at any time. Remedy: Recall the vehicles that are likely to be affected and update the engine control unit software.
Contains public sector information licensed under the Open Government Licence v3.0.
The Risk
The recall notice describes the concern as: unintended acceleration or deceleration.
The Fix
The recall notice describes the fix as: that are likely to be affected and update the engine control unit software. The fix is a software update, which usually takes under an hour at the dealer.
Are You Affected?
Smart Fortwo built between 1 August 2014 and 31 May 2015 may be included. Mercedes-Benz estimates 102 vehicles in the UK. Enter your registration to check, then confirm by VIN with Mercedes-Benz, because not every car in the date range may be included.
Which Car Is It?
Choose the make and model so we can match recalls to your car.
What To Do Now
- Check your car by registration above, then by VIN with Mercedes-Benz.
- Book with any franchised Mercedes-Benz dealer, quoting the campaign code SRS1502 or the DVSA reference R/2015/146. See how to get a Mercedes-Benz recall fixed.
- Follow the letter's instructions until the repair is done. See can you drive a car with a recall?.
Related Recalls
| Launched | Vehicle and fault | Severity | Reference |
|---|---|---|---|
| Smart FortwoThe bonding of the windshield might not meet specifications | Low | R/2021/265 | |
| Smart Forfour, Smart FortwoSteering knuckle incorrectly manufactured | Urgent | R/2017/252 | |
| Smart Forfour, Smart FortwoHandbrake may not hold | Urgent | R/2017/245 | |
| Smart Forfour, Smart FortwoVehicle may roll away | Low | R/2016/198 | |
| Smart FortwoMaintenance flap may detach from vehicle | Low | R/2016/092 |
This is one of 833 Mercedes-Benz recalls in DVSA’s data. The Mercedes-Benz recall launched before it was R/2015/144 on 25 Aug 2015, for vehicle may roll away. The one launched after it was R/2015/147 on 25 Aug 2015, for vehicle may roll away. You can also see every Mercedes-Benz recall, all recalls launched in 2015 and brake recalls across every make.
Source: DVSA recall R/2015/146, launched 25 August 2015. Data updated 15 October 2026. How we grade urgency.
Sources
- The Code does not itself say repairs are free. GOV.UK guidance says "You will not usually have to pay for any repairs or parts under a safety recall." gov.uk Checked 15 Oct 2026.