One problem related to power steering pump has been reported for the 2004 Toyota Tacoma. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Toyota Tacoma based on all problems reported for the 2004 Tacoma.
Power steering pump seal failed at 57000 miles. Failure noticed by (low fluid) pump noise on 09/19/06. Pump replaced by dealer on 09/23/06 under extended warranty. Dealer stated that they had seen several power steering pump failures with less mileage.