One problem related to fuel injection has been reported for the 2003 Volkswagen Passat. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Volkswagen Passat based on all problems reported for the 2003 Passat.
2003 Passat carbon built up on the injectors of the fuel system. ***** after several attempted repairs, the check engine light illuminated and the vehicle was running rough.