Two problems related to other fuel system have been reported for the 2008 Smart Fortwo. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 Smart Fortwo based on all problems reported for the 2008 Fortwo.
The 90 degree fittings(integral to the fuel pump) on top of the fuel pump cracked and leaks gasoline leading to a potential fire that could cause bodily injury for the driver and passenger. It is noticeable because of strong gasoline smell inside and outside of the car. There are many of the same complaints from Smart car drivers in various forum.
Fuel leak.