2005 Nissan Maxima Repair Question
Topics covered: Miscellaneous.
Mileage: 130,000 miles.
Mileage: 130,000 miles.
Asked on November 6, 2012
Nissan Maxima Problem
Shows obd codep0420
Answer
Replied on November 7, 2012
P0420 – Catalyst System Efficiency Below Threshold (Bank 1): Go to this: http://www.obd-codes.com/p0420