Three problems related to emission control have been reported for the 2003 Nissan Maxima. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Nissan Maxima based on all problems reported for the 2003 Maxima.
Contact stated a light illuminated on dashboard. She contacted the manufacturer. They told her to take the vehicle to a dealership. She took the vehicle to a dealership. They checked the vehicle and determined that nothing was wrong with the vehicle. She then took the vehicle to another mechanic, who determined that emission control system was leaking. The light stayed on all the time.
Increase in strength of exhaust fumes.
Rear O2 sensor failed and caused the "check engine" warning light to be lit solid.