Two problems related to catalytic convertor have been reported for the 2004 Honda Accord. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Honda Accord based on all problems reported for the 2004 Accord.
At various times, and especially when the fuel is low there is a very bad odor that comes from the exhaust and into the car. The odor smells like a rotten egg! I have been experienceing this odor on multiple occasions since purchasing the vehicle in March 2004.
While driving at any speed consumer heard a loud noise coming from the front of the vehicle. Suddenly vehicle vibrated uncontrollably. Consumer was able to maintain control of the vehicle, and drove it to the dealer for inspection. Mechanic determined that the catalytic convertor and exhaust needed to be replaced, and replaced them. However, the problem recurred eight times.