One problem related to service brakes has been reported for the 2001 Nissan Frontier. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Nissan Frontier based on all problems reported for the 2001 Frontier.
Connection for abs(g sensor). Light will come on and bypass some of the brake components. Has been fixed before and it recurs . Can feel difference in braking.