One problem related to traction control light on has been reported for the 2004 Honda Odyssey. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Honda Odyssey based on all problems reported for the 2004 Odyssey.
Own 2004 Honda Odyssey, original owner, purchased new, 130,000 miles. Check engine and traction control systems lights illuminated last Wednesday. I believe I am one of many Odyssey owners with bad transmissions. Approximately $3500 to fix it.