One problem related to fuel injection has been reported for the 2005 Ford Mustang. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Ford Mustang based on all problems reported for the 2005 Mustang.
Hesitation getting fuel when stepping on accelerator - usually occurs after car has been running for a while. After coming to a stop or turn, the hesitation occurs – known problem by Ford engineers according to service- no fix available. This problem has almost caused me three collisions.