One problem related to gas recirculation valve (egr valve) has been reported for the 2001 Nissan Maxima. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Nissan Maxima based on all problems reported for the 2001 Maxima.
Both oxygen sensors failed. The check engine light illuminated intermittently at first. Then the light just stayed on.