One problem related to diesel fuel system tank assembly has been reported for the 2004 Toyota Corolla. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Toyota Corolla based on all problems reported for the 2004 Corolla.
A crack in the fuel tank was causing the consumer to smell gas fumes while driving. Dealership was notified, but did not resolve the problem.